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Windows NT

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43: 988: 5645: 5635: 5625: 884: 1003:, accurately describe Windows NT internals using VMS terms. Furthermore, parts of the NT codebase's directory structure and filenames matched that of the MICA codebase. Instead of a lawsuit, Microsoft agreed to pay DEC $ 65–100 million, help market VMS, train Digital personnel on Windows NT, and continue Windows NT support for the DEC Alpha. 1091:. Programs and subsystems in user mode are limited in terms of what system resources they have access to, while the kernel mode has unrestricted access to the system memory and external devices. Kernel mode in Windows NT has full access to the hardware and system resources of the computer. The Windows NT 1962:
The minimum hardware specification required to run each release of the professional workstation version of Windows NT has been fairly slow-moving until the 6.0 (Vista) release, which requires a minimum of 15 GB of free disk space, a tenfold increase in free disk space alone over the previous version,
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The first release was given version number 3.1 to match the contemporary 16-bit Windows; magazines of that era claimed the number was also used to make that version seem more reliable than a ".0" release. Also the Novell IPX protocol was apparently licensed only to 3.1 versions of Windows software.
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The NT version number is not now generally used for marketing purposes, but is still used internally, and said to reflect the degree of changes to the core of the operating system. However, for application compatibility reasons, Microsoft kept the major version number as 6 in releases following
1920:; the latter was used internally at Microsoft during early development of 64-bit Windows. This continued for some time after Microsoft publicly announced that it was cancelling plans to ship 64-bit Windows for Alpha. Because of this, Alpha versions of Windows NT are 32-bit only. 952:
IBM continued OS/2 development alone while Microsoft continued work on the newly renamed Windows NT. Though neither operating system would immediately be as popular as Microsoft's MS-DOS or Windows products, Windows NT would eventually be far more successful than OS/2.
1741:-specific code from slipping into the operating system, due to developers being used to developing on x86 chips, Windows NT 3.1 was initially developed using non-x86 development systems and then ported to the x86 architecture. This work was initially based on the 790:(ring 0 in x86; referred to in Windows NT as "kernel mode" on all platforms), and a set of user-space environments with their own APIs which included the new Win32 environment, an OS/2 1.3 text-mode environment and a POSIX environment. The full 782:
Windows NT 3.1 was the first version of Windows to use 32-bit flat virtual memory addressing on 32-bit processors. Its companion product, Windows 3.1, used segmented addressing and switches from 16-bit to 32-bit addressing in pages.
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Only two of the Windows NT 4.0 variants (IA-32 and Alpha) have a full set of service packs available. All of the other ports done by third parties (Motorola, Intergraph, etc.) have few, if any, publicly available updates.
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to "New Technology" but no longer carry any specific meaning. The letters were dropped from the names of releases from Windows 2000 and later, though Microsoft described that product as being "Built on NT Technology".
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Like VMS, Windows NT's kernel mode code distinguishes between the "kernel", whose primary purpose is to implement processor- and architecture-dependent functions, and the "executive". This was designed as a modified
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Though Windows Vista support ended in 2017 and there was never a third Service Pack, the build number change occurs when the user opts to install KB4489887 update (released for Windows Server 2008 in 2019) on their
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other tasks, without relying on user programs to voluntarily give up control of the CPU, as in Windows 3.1 Windows applications (although MS-DOS applications were preemptively multitasked in Windows starting with
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series. Each Windows release built on this technology is considered to be based on, if not a revision of Windows NT, even though the Windows NT name itself has not been used in many other Windows releases since
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stopped support for Windows NT on that architecture; and then three days later Microsoft also canceled their AlphaNT program, even though the Alpha NT 5 (Windows 2000) release had reached
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One of the main purposes of NT is hardware and software portability. Various versions of NT family operating systems have been released for a variety of processor architectures, initially
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in 2001. The underlying technology of Windows NT continues to exist to this day with incremental changes and improvements, with the latest version of Windows based on Windows NT being
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architecture, in conjunction with the company's planned introduction of UltraSPARC models in 1995, but neither version was sold to the public as a retail product.
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allowing a rich set of security permissions to be applied to systems and services. NT has also supported Windows network protocols, inheriting the previous OS/2
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was strongly influenced by (and programmatically compatible with) that from Windows 3.1; Windows NT 4's interface was redesigned to match that of the brand-new
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Windows NT 4.0 was the last major release to support Alpha, MIPS, or PowerPC, though development of Windows 2000 for Alpha continued until August 1999, when
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The name "Windows NT" originally denoted the major technological advancements that it had introduced to the Windows product line, including eliminating the
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Although NT was not an exact clone of Cutler's previous operating systems, DEC engineers almost immediately noticed the internal similarities. Parts of
620:, "NT" was removed from the product name yet is still in several low-level places in the system — including for a while as part of the product version. 4330: 5507: 4043: 3549: 3372: 5638: 5561: 4907: 832:, a journaled, secure file system, is a major feature of NT. Windows NT also allows for other installable file systems; NT can also be installed on 2975: 3746: 3500: 3654: 3173:
The technique that Windows NT uses is called a 'microkernel' and was influenced by the Mach microkernel developed at Carnegie Mellon University.
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Vista, but changed it later to 10 in Windows 10. The build number is an internal identifier used by Microsoft's developers and beta testers.
3863: 2785: 1057:; this allowed the late adoption of the Windows API (into the Win32 subsystem). Windows NT was one of the earliest operating systems to use 4892: 4586: 4302: 4205: 2671: 4836: 4819: 5198: 5173: 5038: 4737: 3428: 3402: 2428: 1940: 1382: 1321: 637: 4384: 5628: 4897: 3695: 1179: 3772: 5549: 5534: 4902: 4858: 3194: 3049: 942: 1042:
at Carnegie Mellon University, but does not meet all of the criteria of a pure microkernel. Both the kernel and the executive are
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Windows NT introduced its own driver model, the Windows NT driver model, and is incompatible with older driver frameworks. With
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subsystems. In Windows NT 4, the video, server, and printer spooler subsystems were moved into kernel mode. Windows NT's first
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Home Single Language, Home China, Home, Pro, Education, Pro Education, Pro for Workstations, Enterprise, IoT Enterprise, SE
5539: 5472: 4459: 3809: 1842:. Microsoft demonstrated a preliminary version of Windows (version 6.2.7867) running on an ARM-based computer at the 2011 1838:
On January 5, 2011, Microsoft announced that the next major version of the Windows NT family will include support for the
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Windows NT is a group or family of products — like Windows is a group or family. Windows NT is a sub-grouping of Windows.
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Home Single Language, Home China, Home, Pro, Pro Education, Pro for Workstations, Enterprise, Education, S, IoT Core,
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computers. It was commercially focused — and intended to complement consumer versions of Windows that were based on
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in Vista and later. The boot loader is responsible for accessing the file system on the boot drive, starting
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and was referred to as "NT OS/2" before receiving the Windows brand. One of the original NT developers,
3603: 4780: 3033: 2736: 949:. This decision caused tension between Microsoft and IBM and the collaboration ultimately fell apart. 5573: 4761: 2422: 1809: 1678: 1167: 1123: 848: 470: 67: 4710: 4170: 42: 5669: 5605: 5457: 5452: 5432: 5299: 5155: 5150: 5145: 5135: 5106: 5099: 5094: 2817: 2795: 2379: 1771: 1656: 1621: 1605: 1589: 1501: 1422: 1370: 1360: 1317: 1011: 868: 760: 428: 4287:
UPDATE: Compaq has apparently denied that any work is being done on Windows 2000/64 for the Alpha.
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to build Windows NT, and many elements of the design reflect earlier DEC experience with Cutler's
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project with the goal of providing binary- and device driver-level compatibility with Windows NT)
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Windows 11 is the first non-server version of Windows NT that does not support 32-bit platforms.
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for the still unreleased NT OS/2 (as it was then known) from an extended OS/2 API to an extended
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Windows NT provides many more features than other Windows releases, among them being support for
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API sets in the Windows NT family are implemented as subsystems atop the publicly undocumented
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Eventually, Microsoft incorporated the Windows NT technology into the Windows product line for
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Foundation, Standard, Enterprise, Datacenter, Web Server, HPC Server, Itanium-Based Systems,
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Notably, in Windows NT 3.x, several I/O driver subsystems, such as video and printing, were
728:(HAL) for each platform. However, support for MIPS, Alpha, and PowerPC was later dropped in 721: 640:, which is a lightweight version of Windows NT made for deployment of the operating system. 559: 555: 543: 515: 476: 432: 418: 309: 116: 2839: 2711:
Show Stopper!: The Breakneck Race to Create Windows NT and the Next Generation at Microsoft
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Essentials, Standard, Datacenter, Multipoint Premium Server, Storage Server, Hyper-V Server
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Foundation, Standard, Enterprise, Datacenter, Web Server, HPC Server, Itanium-Based Systems
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supported in later releases. An initial idea was to have a common code base with a custom
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networking (for which Microsoft used to implement a TCP/IP stack derived at first from a
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Standard, Enterprise, Datacenter, Web, Storage, Small Business Server, Compute Cluster,
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The first version of Windows NT to support ARM64 devices with Qualcomm processors was
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feature was introduced with Windows 8.1, to replace GetVersion and related functions.
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Windows 3.0 was eventually so successful that Microsoft decided to change the primary
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One Dev Question with Raymond Chen – What Programming Language is Windows Written In?
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3.0, the third version of the operating system developed jointly by Microsoft and
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the Windows 11 2024 Update will only run on processors based on Arm v8.1 or later
3773:"Windows XP: Kernel Improvements Create a More Robust, Powerful, and Scalable OS" 3038: 930:
in 1990. Microsoft also continued parallel development of the DOS-based and less
17: 5393: 5213: 5064: 4953: 4948: 4943: 4938: 4933: 3189:. Microsoft Press. Chapter 1: Introduction to Microsoft Windows 2000, pp. 7–18. 3025: 2340: 1877:, an approach that Microsoft engineer Don Box called "fork and run". It exports 1713: 1514: 1031: 981: 980:. The team was joined by selected members of the disbanded OS/2 team, including 961: 946: 935: 764: 737: 649: 590: 578: 519: 492: 59: 4762:"Many PCs won't be able to run Windows 11 24H2 due to a new POPCNT requirement" 4463: 732:. Broad software compatibility was initially achieved with support for several 5178: 5074: 5069: 5033: 4981: 4976: 4971: 4963: 2457: 1963:
and the 2021 10.0 (11) release which excludes most systems built before 2018.
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The following are the releases of Windows based on the Windows NT technology.
1054: 927: 912: 883: 864: 852: 815: 807: 673: 672:, code-named N10 ("N-Ten"). A 1998 question-and-answer (Q&A) session with 669: 613: 602: 539: 523: 508: 504: 317: 50: 2574: 2534: 5060: 5055: 4747: 4742: 3873: 3864:"Operating system version changes in Windows 8.1 and Windows Server 2012 R2" 3841: 3613: 3608: 3349: 3345:"Microsoft Releases Windows XP 64-Bit Edition Version 2003 to Manufacturing" 3322: 3276: 2790: 2681: 2657: 2582: 2542: 2344: 1917: 1847: 1767: 1738: 1717: 1482: 1445: 1084: 705: 677: 500: 480: 424: 321: 55: 1854:
on October 26, 2012, and the use of Windows NT, rather than Windows CE, in
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Essentials, Standard, Datacenter, Multipoint Premium Server, Hyper-V Server
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Essentials, Standard, Datacenter, Multipoint Premium Server, Hyper-V Server
2891:"POSIX and OS/2 are not supported in Windows XP or in Windows Server 2003" 4619: 4534: 4509: 4488: 4420: 2948: 2890: 2465: 2392:
CPU is now required starting with v24H2, dropping unofficial support for
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Microsoft decided to create a portable operating system, compatible with
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Windows NT 3.1 featured a core kernel providing a system API, running in
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and Windows 16-bit compatibility is achieved on IA-32 via an integrated
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APIs – the latter two were phased out starting with Windows XP. Partial
668:, states that the name was taken from the original target processor—the 3639: 3632:"Microsoft Confirms that Windows 10 will also be Version 10 Internally" 3460: 2597:"Announcing Windows 11 Insider Preview Build 22635.4225 (Beta Channel)" 2418: 2408: 2389: 2071: 1913: 1779: 1690: 1450:
Starter, Home Basic, Home Premium, Professional, Enterprise, Ultimate,
965: 772: 713: 709: 688:), which Microsoft was forced to acknowledge on the product packaging. 653: 484: 370: 333: 325: 3696:"Microsoft to add new Windows 10 Pro Education edition to its line-up" 2615:"Announcing Windows 11 Insider Preview Build 26120.1843 (Dev Channel)" 2557:"Releasing Windows 11 Build 26100.1586 to the Release Preview Channel" 1897:
consoles use a stripped-down version of the Windows operating system.
4781:"Windows phones say goodbye to Windows 11 starting with version 24H2" 2358: 2354: 2318: 2293: 2267: 2242: 2216: 2169: 1909: 1828: 1386: 1342: 1062: 973: 969: 768: 749: 717: 685: 586: 383: 366: 362: 305: 4850: 2633:"Announcing Windows 11 Insider Preview Build 27695 (Canary Channel)" 2535:"September 10, 2024—KB5043076 (OS Builds 22621.4169 and 22631.4169)" 4807: 4066:"OneCore to rule them all: How Windows Everywhere finally happened" 3747:"Windows 11 release date: Here's when Microsoft's new OS comes out" 3011: 1159: 82: 4527:"System requirements for Microsoft Windows 2000 operating systems" 3700: 2393: 1928: 1817: 1763: 1405:
Starter, Home Basic, Home Premium, Business, Enterprise, Ultimate
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For more information on how Microsoft licenses its products, see
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Workstation, Server, Enterprise Server, Terminal Server, Embedded
911:. To ensure portability, initial development was targeted at the 836:
file systems, and versions 3.1, 3.5, and 3.51 could be installed
756:– although this feature is not available on other architectures. 660:. However, the project was originally intended as a follow-on to 4557:"System requirements for Microsoft Windows XP operating systems" 2676: 2469: 2362: 2322: 2297: 2271: 2246: 2220: 2173: 2046: 1989: 1783: 904: 892: 829: 745: 661: 440: 387: 4854: 4331:"Windows Server 2008 for Itanium-Based Systems Feature Support" 3962:"Intergraph Announces Port of Windows NT to SPARC Architecture" 2786:"Q&A: Protecting children from information on the Internet" 4924: 4000: 1950:. This is a full version of Windows, rather than the cut-down 1932: 1878: 1802:
as the PReP compliant Power Macintosh project failed to ship.
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platform. Both systems were designed internally at Microsoft.
908: 811: 733: 551: 436: 4738:"Microsoft won't stop you installing Windows 11 on older PCs" 1138:, which allows the user to login. Once the user is logged in 4587:"Windows Server 2003, Standard Edition: System requirements" 4460:"Recommended Hardware Configs. for Workstations and Servers" 1812:
and later announced an intention to port Windows NT 3.51 to
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series. Windows NT 4.0 onwards replaced those programs with
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Core, Pro, Enterprise, RT, Embedded Industry Pro/Enterprise
1107:(HAL), drivers, and a range of services (collectively named 934:-demanding Windows environment, resulting in the release of 4485:"Windows NT 3.5x Setup Troubleshooting Guide (MSKB 139733)" 1912:
versions of Windows NT were originally intended to run on
4235:"Road to Gold: A Look at the Development of Windows 2000" 847:, the Windows NT driver model was enhanced to become the 491:, was released on July 27, 1993. Originally made for the 3211:"Boot Sequence of Windows Multi-Boot - Multibooters.com" 1293:
Professional, Server, Advanced Server, Datacenter Server
4841:(fact sheet), Microsoft PressPass, 1998, archived from 2648: 2646: 1846:. This eventually led to the commercial release of the 759:
NT has supported per-object (file, function, and role)
276: 253: 229: 205: 173: 4711:"Windows 10 Specifications & Systems Requirements" 3403:"Build number changing to 6003 in Windows Server 2008" 3093: 3091: 3089: 2760: 2758: 455: 4276:"Windows 2000 Reportedly Returning to Alpha Platform" 3655:"Microsoft announces Windows 10 Pro for Workstations" 3307: 3305: 3303: 3301: 3299: 3297: 3295: 3293: 3152:
Supporting Windows NT and 2000 Workstation and Server
1026:, which DEC did not implement until VMS 7.0 in 1995. 562:, with a 64-bit kernel and 64-bit memory addressing. 2575:"September 10, 2024—KB5043080 (OS Build 26100.1742)" 2474:
Microsoft TechNet § Subscriptions and downloads
86:(user mode applications, kernel graphical subsystem) 5402: 5361: 5328: 5280: 5255: 5225: 5212: 5191: 5164: 5083: 4999: 4990: 4962: 4923: 3771:Russinovich, Mark; Solomon, David (December 2001), 3625: 3623: 3604:"Windows 8.1 is ready for its October 17th release" 3067:"Microsoft Widens Its Split With IBM Over Software" 1935:on a greater scale: every version of Windows since 499:markets, the Windows NT line was made available to 450: 417: 398: 358: 340: 297: 283: 180: 154: 130: 104: 96: 66: 49: 4838:A Brief History of the Windows NT Operating System 4506:"Info: Windows NT 4.0 Setup Troubleshooting Guide" 4359:"Windows Server 2008 R2 for Itanium-Based Systems" 4095:"Xbox and Windows NT 3.5 source code leaks online" 3037: 2708: 546:kernel with 32-bit memory addressing, support for 423:Depending on version, edition or customer choice: 4612:"System requirements for Microsoft Windows Vista" 4044:"Microsoft demonstrates early build of Windows 8" 2365:instruction set) is required starting with v24H2. 1778:platforms. Windows NT 3.51 added support for the 1034:, as the Windows NT kernel was influenced by the 1794:PowerStack series; but despite meetings between 684:"NT" was a trademark of Northern Telecom (later 518:limitations of earlier Windows releases such as 4563:. Microsoft. September 14, 2007. Archived from 4443:"Windows 10 1709 Supported Qualcomm Processors" 4297: 4295: 3187:MCSE Exam 70-215, Microsoft Windows 2000 Server 3126:"'Windows-NT' is 'VMS Reimplemented' (sort of)" 2944:"Microsoft, TCP/IP, Open Source, and Licensing" 558:and more. Newer versions of Windows NT support 240:24H2 (10.0.26120.1843) (September 20, 2024 216:23H2 (10.0.22635.4225) (September 20, 2024 192:24H2 (10.0.26100.1742) (September 10, 2024 160:23H2 (10.0.22631.4169) (September 10, 2024 4826:(discussion of ancestry of NT), archived from 4618:. Microsoft. November 13, 2007. Archived from 4533:. Microsoft. November 13, 2007. Archived from 3779:, Developer network, Microsoft, archived from 3548:"Windows server 8 named Windows server 2012", 2976:"Overview of FAT, HPFS, and NTFS File Systems" 4866: 4508:. Microsoft. October 31, 2006. Archived from 4487:. Microsoft. November 1, 2006. Archived from 4462:. Microsoft. November 1, 2006. Archived from 3996:"Can Linux break Intel's hold on the market?" 3808:. Microsoft. October 14, 2008. Archived from 1535:Foundation, Essentials, Standard, Datacenter 1506:Foundation, Essentials, Standard, Datacenter 8: 4303:"Comparison of Windows Server 2003 Editions" 4200: 4198: 4196: 35: 4820:"Windows NT and VMS: The Rest of the Story" 4606: 4604: 4521: 4519: 4500: 4498: 4479: 4477: 4475: 4473: 4454: 4452: 3745:DeNisco Rayome, Alison (October 24, 2021). 3100:"Windows NT and VMS: The Rest of the Story" 2737:"Microsoft Windows NT OS/2 Design Workbook" 956:Microsoft hired a group of developers from 652:intended the initialism "WNT" as a play on 628:Versions of Windows NT are installed using 601:was released, including the new shell from 5634: 5624: 5222: 4996: 4873: 4859: 4851: 4705: 4703: 4701: 4699: 4165: 4163: 4161: 4140:"Xbox One Is "Literally a Windows Device"" 2702: 2700: 2698: 1965: 1758:Windows NT 3.1 was released for Intel x86 1186: 676:revealed that the letters were previously 487:product line, the first version of which, 34: 4672: 4670: 4668: 4666: 4639: 4637: 3941:"Windows: A Software Engineering Odyssey" 2868:(resource kit), Microsoft, archived from 1967:Windows NT minimum hardware requirements 1873:based upon a heavily modified version of 554:, and many other system services such as 3994:Petreley, Nicholas (September 3, 1999). 2672:"OperatingSystem.VersionString Property" 2351:(TPM) 2.0 or equivalent crypto-processor 1749:system and, later, the MIPS R4000-based 1673:Windows NT 3.1 to 3.51 incorporated the 855:, but was based on the NT driver model. 794:kernel could interrupt running tasks to 4206:"Windows minimum hardware requirements" 3098:Russinovich, Mark (November 30, 1998). 2840:"Paul Thurrott's SuperSite for Windows" 2767:"Windows Server 2003: The Road To Gold" 2503: 2445: 1046:together into the single loaded module 4146:from the original on December 27, 2015 1162:, with a very small amount written in 1083:that consists of two main components, 4385:"Microsoft Windows XP 64-Bit Edition" 4120:from the original on November 2, 2018 3456:"Windows 7 To Be Released October 22" 3429:"A closer look at the Windows 7 SKUs" 3427:LeBlanc, Brandon (February 4, 2009). 2329:, CMPXCHG16b, PrefetchW and LAHF/SAHF 2278:, CMPXCHG16b, PrefetchW and LAHF/SAHF 2227:, CMPXCHG16b, PrefetchW and LAHF/SAHF 997:VAX/VMS Internals and Data Structures 263:10.0.27695.1000 (August 30, 2024 7: 4019:. The AlphaNT Source. Archived from 3979:"New ports of call for Windows NT". 3918:"GetVersion function (sysinfoapi.h)" 3630:Thurrott, Paul (November 22, 2014). 3263:Chen, Raymond (September 28, 2016). 3044:(fourth ed.), Microsoft Press, 4233:Thurott, Paul (December 15, 1999). 3501:"Announcing the Windows 8 Editions" 3499:LeBlanc, Brandon (April 16, 2012). 2765:Thurrott, Paul (January 24, 2003). 2429:Windows Preinstallation Environment 1111:), which all exist in kernel mode. 638:Windows Preinstallation Environment 4779:Carrasqueira, João (May 6, 2024). 4181:from the original on June 25, 2021 3653:Pidgeon, Elana (August 10, 2017). 2513:"The Programming Languages Beacon" 2511:Lextrait, Vincent (January 2010). 2470:MSDN § Software subscriptions 1180:List of Microsoft Windows versions 851:, which was first introduced with 779:, then later rewritten in-house). 25: 3939:Lucovsky, Mark (August 9, 2000). 3681:"Introducing Windows 10 Editions" 3527:"Windows 8 will be available on…" 3065:Pollack, Andrew (July 27, 1991). 1122:in versions before Vista and the 1079:Windows NT uses a layered design 943:application programming interface 573:The first version of Windows NT, 27:Microsoft operating system family 5644: 5643: 5633: 5623: 3721:"Windows Server 2022 Is Coming!" 3694:Foley, Mary Jo (July 27, 2016). 3454:Rothman, Wilson (June 2, 2009). 1782:processor in 1995, specifically 1697:), which originally appeared in 41: 4736:Warren, Tom (August 27, 2021). 4678:"Windows 8 system requirements" 4645:"Windows 7 system requirements" 4274:Thurott, Paul (June 21, 2000). 4042:Warren, Tom (January 5, 2011). 3602:Warren, Tom (August 24, 2013). 2984:. Microsoft. September 23, 2021 1786:-compliant systems such as the 1099:; the architecture comprises a 1018:are very similar. Windows NT's 658:incrementing each letter by one 3679:Prophet, Tony (May 13, 2015). 3578:"Windows Server 2012 Editions" 3244:. Microsoft. February 20, 2014 3146:Mohr, Jim (December 1, 1999). 863:, which is also available for 292:Windows Server Update Services 1: 4589:. Microsoft. January 21, 2005 4255:Chen, Raymond (August 2008). 3920:. Microsoft. December 5, 2018 2897:. Microsoft. November 5, 2007 2820:. Microsoft. October 27, 1998 1116:booting process of Windows NT 958:Digital Equipment Corporation 859:added native support for the 612:computing and deprecated the 4393:. Microsoft. August 15, 2001 4311:. Microsoft. October 8, 2009 4093:Warren, Tom (May 21, 2020). 3983:. October 1993. p. 174. 3236:"Windows NT System Overview" 2942:Barr, Adam (June 19, 2001). 2784:Gates, Bill (June 5, 1998). 2454:Microsoft Software Assurance 1220:Workstation, Advanced Server 887:Original Windows NT wordmark 5199:Preinstallation Environment 5174:Fundamentals for Legacy PCs 4419:. Microsoft. Archived from 4171:"Windows 11 Specifications" 4110:"The Xbox Operating System" 3896:"App (executable) manifest" 3869:Microsoft Developer Network 3837:Microsoft Developer Network 3379:. Microsoft. Archived from 3040:Microsoft Windows Internals 2866:MS Windows NT 4 Workstation 1798:and Bill Gates, not on the 1322:Fundamentals for Legacy PCs 926:in late 1989, and then the 736:"personalities", including 648:It has been suggested that 5701: 4812:(official page), Microsoft 3898:. Microsoft. July 11, 2018 3832:"Operating System Version" 3529:. Microsoft. July 18, 2012 3313:"Operating System Version" 2707:Zachary, G Pascal (1994). 1881:similar to those found in 1320:, Home N, Professional N, 1177: 1105:hardware abstraction layer 1075:Architecture of Windows NT 1072: 726:Hardware Abstraction Layer 5619: 5611:Windows Server Essentials 5596:Windows for Pen Computing 4888: 4339:. Microsoft. July 2, 2012 2917:"x64 editions deployment" 2862:"28 – OS/2 Compatibility" 2375: 2370: 2367: 2336: 2313: 2308: 2288: 2262: 2238:10 for IA-32 (RTM-v1809) 2237: 2211: 2200: 2189: 2167: 2164: 2153: 2145: 2137: 2134: 2131: 2117: 2106: 2101: 2092: 2084: 2079: 2070: 2067: 2059: 2054: 2045: 2042: 2034: 2026: 2018: 2010: 2002: 1997: 1988: 1985: 1980: 1977: 1974: 1971: 1844:Consumer Electronics Show 1808:ported Windows NT to its 1788:IBM ThinkPad Power Series 1609: 1539: 1524: 1521: 1510: 1495: 1492: 1478: 1458: 1455: 1441: 1396: 1354: 1351: 1333: 1328: 1303: 1238: 1154:Windows NT is written in 1132:Session Manager Subsystem 991:Windows 2000 architecture 861:Windows Driver Foundation 40: 4417:Microsoft Support Center 4259:. Windows Confidential. 3004:"NT Drivers – FAQ – WDM" 1948:Windows 10, version 1709 1383:Professional x64 Edition 1144:graphical user interface 1142:is started, loading the 1134:. This process launches 1022:differs by implementing 121:Shared Source Initiative 92:(user mode applications) 5685:Advanced RISC Computing 4363:Windows Server Editions 4015:Aaron Sakovich (2001). 3981:Personal Computer World 2349:Trusted Platform Module 2263:10 for x64 (RTM-v1809) 2132:Vista (other editions) 2003:NT 3.1 Advanced Server 1487:Core, Pro, Enterprise, 792:preemptive multitasking 767:networking, as well as 632:, which, starting with 188:Release Preview Channel 4257:"Building on the Past" 3373:"Overview of Editions" 3028:(2005), "Preface", in 2289:10 for IA-32 (v1903+) 1806:Intergraph Corporation 1720:. This is because the 1531:Windows Server 2012 R2 1467:Windows Server 2008 R2 1316:, Tablet PC, Starter, 992: 888: 616:family. Starting with 136:; 31 years ago 4466:on February 27, 2013. 3725:Virtualization Review 3719:Schnackenburg, Paul. 3407:support.microsoft.com 3185:Finnel, Lynn (2000). 2621:. September 20, 2024. 2603:. September 20, 2024. 2478:client access license 2096:Pentium, 233 MHz 1958:Hardware requirements 1941:dedicated x64 edition 990: 886: 265:; 23 days ago 194:; 12 days ago 162:; 12 days ago 62:as the lead architect 4768:. February 12, 2024. 4622:on February 12, 2015 4445:. November 10, 2021. 3966:The Florida SunFlash 3844:. September 15, 2020 3325:. September 15, 2020 3215:www.multibooters.com 2956:on December 29, 2015 2923:on December 18, 2014 2637:Windows Insider Blog 2619:Windows Insider Blog 2601:Windows Insider Blog 2561:Windows Insider Blog 2314:10 for x64 (v1903+) 2027:NT 3.51 Workstation 1943:) has x64 editions. 1927:only supports Intel 1810:Clipper architecture 1737:In order to prevent 1552:, Mobile Enterprise 1312:Home, Professional, 1188:Windows NT releases 1150:Programming language 1124:Windows Boot Manager 849:Windows Driver Model 761:access control lists 516:16-bit memory access 503:with the release of 242:; 2 days ago 218:; 2 days ago 5606:Microsoft PowerToys 5263:Embedded Automotive 4818:Russinovich, Mark, 4423:on October 17, 2011 4054:on January 9, 2011. 3377:Windows Server 2008 3148:"Windows NT Basics" 2660:. October 27, 1998. 2380:Qualcomm Snapdragon 2043:NT 4.0 Workstation 2011:NT 3.5 Workstation 1968: 1766:platforms, and for 1728:Supported platforms 1657:Windows Server 2025 1622:Windows Server 2022 1606:Windows Server 2019 1597:September 26, 2016 1590:Windows Server 2016 1502:Windows Server 2012 1473:Home Server Premium 1423:Windows Server 2008 1361:Windows Server 2003 1239:Workstation, Server 1189: 1006:Windows NT and VMS 919:, switching to the 869:Windows Server 2003 754:DOS Virtual Machine 577:, was produced for 429:commercial software 37: 5562:Version comparison 5247:Embedded Compact 7 4512:on March 20, 2014. 3659:Microsoft 365 Blog 3072:The New York Times 3014:on April 21, 2009. 2639:. August 30, 2024. 2563:. August 19, 2024. 2462:DreamSpark Premium 2382:850, 7c, 8c, 8cx; 2068:2000 Professional 1966: 1437:6003 (SP2 Update) 1417:6003 (SP2 Update) 1242:September 21, 1994 1187: 1020:process management 993: 889: 871:and to an extent, 818:, moving from the 775:-based stack from 540:multi-user systems 316:(and historically 134:July 27, 1993 5680:Microsoft Windows 5657: 5656: 5499:Removed features 5276: 5275: 5268:Embedded Industry 5204:MultiPoint Server 5187: 5186: 4882:Microsoft Windows 4491:on June 22, 2014. 3812:on April 15, 2012 3806:Windows Team Blog 3783:on April 24, 2003 3485:Developer network 3161:978-0-13-083068-5 3154:. Prentice Hall. 3030:Russinovich, Mark 2722:978-0-02-935671-5 2656:(Press release). 2579:Microsoft Support 2539:Microsoft Support 2434:Microsoft Servers 2400: 2399: 2118:Vista Home Basic 1883:Microsoft Windows 1671: 1670: 1430:February 4, 2008 1408:November 8, 2006 1296:December 15, 1999 1164:assembly language 1008:memory management 464: 463: 77:Assembly language 18:Windows NT family 16:(Redirected from 5692: 5647: 5646: 5637: 5636: 5629:List of versions 5627: 5626: 5223: 5129:Home Server 2011 4997: 4875: 4868: 4861: 4852: 4846: 4845:on June 10, 2004 4831: 4813: 4794: 4793: 4776: 4770: 4769: 4758: 4752: 4751: 4733: 4727: 4726: 4724: 4722: 4707: 4694: 4693: 4691: 4689: 4674: 4661: 4660: 4658: 4656: 4641: 4632: 4631: 4629: 4627: 4608: 4599: 4598: 4596: 4594: 4583: 4577: 4576: 4574: 4572: 4567:on July 17, 2013 4553: 4547: 4546: 4544: 4542: 4523: 4514: 4513: 4502: 4493: 4492: 4481: 4468: 4467: 4456: 4447: 4446: 4439: 4433: 4432: 4430: 4428: 4409: 4403: 4402: 4400: 4398: 4381: 4375: 4374: 4372: 4370: 4355: 4349: 4348: 4346: 4344: 4327: 4321: 4320: 4318: 4316: 4299: 4290: 4289: 4284: 4282: 4271: 4265: 4264: 4261:TechNet Magazine 4252: 4246: 4245: 4243: 4241: 4230: 4224: 4223: 4221: 4219: 4214:. September 2021 4202: 4191: 4190: 4188: 4186: 4167: 4156: 4155: 4153: 4151: 4136: 4130: 4129: 4127: 4125: 4114:Xbox Engineering 4108:Trinder, Garry. 4105: 4099: 4098: 4090: 4084: 4083: 4081: 4079: 4062: 4056: 4055: 4050:. Archived from 4039: 4033: 4032: 4030: 4028: 4012: 4006: 4005: 3991: 3985: 3984: 3976: 3970: 3969: 3958: 3952: 3951: 3949: 3947: 3936: 3930: 3929: 3927: 3925: 3914: 3908: 3907: 3905: 3903: 3892: 3886: 3885: 3883: 3881: 3860: 3854: 3853: 3851: 3849: 3828: 3822: 3821: 3819: 3817: 3798: 3792: 3791: 3790: 3788: 3768: 3762: 3761: 3759: 3757: 3742: 3736: 3735: 3733: 3731: 3716: 3710: 3709: 3691: 3685: 3684: 3676: 3670: 3669: 3667: 3665: 3650: 3644: 3643: 3627: 3618: 3617: 3599: 3593: 3592: 3590: 3588: 3574: 3568: 3566: 3565: 3563: 3558:on June 10, 2016 3554:, archived from 3545: 3539: 3538: 3536: 3534: 3523: 3517: 3516: 3514: 3512: 3505:Blogging Windows 3496: 3490: 3489: 3479: 3473: 3472: 3470: 3468: 3451: 3445: 3444: 3442: 3440: 3433:Blogging Windows 3424: 3418: 3417: 3415: 3413: 3399: 3393: 3392: 3390: 3388: 3369: 3363: 3362: 3360: 3358: 3341: 3335: 3334: 3332: 3330: 3309: 3288: 3287: 3285: 3283: 3260: 3254: 3253: 3251: 3249: 3232: 3226: 3225: 3223: 3221: 3207: 3201: 3200: 3182: 3176: 3175: 3170: 3168: 3143: 3137: 3136: 3134: 3132: 3121: 3115: 3114: 3112: 3110: 3095: 3084: 3083: 3081: 3079: 3062: 3056: 3054: 3043: 3034:Solomon, David A 3022: 3016: 3015: 3010:. Archived from 3000: 2994: 2993: 2991: 2989: 2972: 2966: 2965: 2963: 2961: 2952:. Archived from 2939: 2933: 2932: 2930: 2928: 2919:. Archived from 2913: 2907: 2906: 2904: 2902: 2887: 2881: 2880: 2879: 2877: 2872:on March 3, 2016 2858: 2852: 2851: 2849: 2847: 2842:. Win super site 2836: 2830: 2829: 2827: 2825: 2814: 2808: 2807: 2805: 2803: 2794:. Archived from 2781: 2775: 2774: 2762: 2753: 2752: 2750: 2748: 2741:American history 2733: 2727: 2726: 2714: 2704: 2693: 2692: 2690: 2688: 2668: 2662: 2661: 2650: 2641: 2640: 2629: 2623: 2622: 2611: 2605: 2604: 2593: 2587: 2586: 2571: 2565: 2564: 2553: 2547: 2546: 2531: 2525: 2524: 2522: 2520: 2515:(v10.0 ed.) 2508: 2491: 2487: 2481: 2450: 2357:CPU (supporting 2317:1 GHz with 2292:1 GHz with 2266:1 GHz with 2241:1 GHz with 2215:1 GHz with 2168:1 GHz with 1981:Free disk space 1972:Windows version 1969: 1904:64-bit platforms 1871:operating system 1840:ARM architecture 1814:Sun Microsystems 1796:Michael Spindler 1733:32-bit platforms 1687:Windows Explorer 1642:October 5, 2021 1626:August 18, 2021 1613:October 2, 2018 1522:August 27, 2013 1190: 1036:Mach microkernel 560:64-bit computing 556:Active Directory 548:instruction sets 477:operating system 460: 457: 451:Official website 433:volume licensing 279: 273: 271: 266: 256: 250: 248: 243: 232: 226: 224: 219: 208: 202: 200: 195: 176: 170: 168: 163: 144: 142: 137: 117:Source-available 45: 38: 32:Operating system 21: 5700: 5699: 5695: 5694: 5693: 5691: 5690: 5689: 5660: 5659: 5658: 5653: 5615: 5601:Microsoft Plus! 5535:Version history 5398: 5357: 5324: 5272: 5251: 5242:Embedded CE 6.0 5228: 5217: 5215: 5208: 5183: 5166: 5160: 5117:HPC Server 2008 5086: 5079: 5001: 4986: 4958: 4919: 4884: 4879: 4835: 4817: 4806: 4803: 4798: 4797: 4778: 4777: 4773: 4760: 4759: 4755: 4735: 4734: 4730: 4720: 4718: 4709: 4708: 4697: 4687: 4685: 4676: 4675: 4664: 4654: 4652: 4643: 4642: 4635: 4625: 4623: 4610: 4609: 4602: 4592: 4590: 4585: 4584: 4580: 4570: 4568: 4555: 4554: 4550: 4540: 4538: 4537:on May 30, 2014 4525: 4524: 4517: 4504: 4503: 4496: 4483: 4482: 4471: 4458: 4457: 4450: 4441: 4440: 4436: 4426: 4424: 4411: 4410: 4406: 4396: 4394: 4390:Microsoft Learn 4383: 4382: 4378: 4368: 4366: 4357: 4356: 4352: 4342: 4340: 4336:Microsoft Learn 4329: 4328: 4324: 4314: 4312: 4308:Microsoft Learn 4301: 4300: 4293: 4280: 4278: 4273: 4272: 4268: 4254: 4253: 4249: 4239: 4237: 4232: 4231: 4227: 4217: 4215: 4204: 4203: 4194: 4184: 4182: 4169: 4168: 4159: 4149: 4147: 4138: 4137: 4133: 4123: 4121: 4107: 4106: 4102: 4092: 4091: 4087: 4077: 4075: 4064: 4063: 4059: 4041: 4040: 4036: 4026: 4024: 4023:on July 8, 2008 4017:"Windows 2000?" 4014: 4013: 4009: 3993: 3992: 3988: 3978: 3977: 3973: 3968:. July 7, 1993. 3960: 3959: 3955: 3945: 3943: 3938: 3937: 3933: 3923: 3921: 3916: 3915: 3911: 3901: 3899: 3894: 3893: 3889: 3879: 3877: 3862: 3861: 3857: 3847: 3845: 3830: 3829: 3825: 3815: 3813: 3800: 3799: 3795: 3786: 3784: 3770: 3769: 3765: 3755: 3753: 3744: 3743: 3739: 3729: 3727: 3718: 3717: 3713: 3706:CBS Interactive 3693: 3692: 3688: 3678: 3677: 3673: 3663: 3661: 3652: 3651: 3647: 3629: 3628: 3621: 3601: 3600: 3596: 3586: 3584: 3576: 3575: 3571: 3561: 3559: 3547: 3546: 3542: 3532: 3530: 3525: 3524: 3520: 3510: 3508: 3498: 3497: 3493: 3481: 3480: 3476: 3466: 3464: 3453: 3452: 3448: 3438: 3436: 3426: 3425: 3421: 3411: 3409: 3401: 3400: 3396: 3386: 3384: 3383:on May 15, 2009 3371: 3370: 3366: 3356: 3354: 3343: 3342: 3338: 3328: 3326: 3311: 3310: 3291: 3281: 3279: 3272:Microsoft Learn 3262: 3261: 3257: 3247: 3245: 3234: 3233: 3229: 3219: 3217: 3209: 3208: 3204: 3197: 3184: 3183: 3179: 3166: 3164: 3162: 3145: 3144: 3140: 3130: 3128: 3123: 3122: 3118: 3108: 3106: 3097: 3096: 3087: 3077: 3075: 3064: 3063: 3059: 3052: 3024: 3023: 3019: 3002: 3001: 2997: 2987: 2985: 2981:Microsoft Learn 2974: 2973: 2969: 2959: 2957: 2941: 2940: 2936: 2926: 2924: 2915: 2914: 2910: 2900: 2898: 2889: 2888: 2884: 2875: 2873: 2860: 2859: 2855: 2845: 2843: 2838: 2837: 2833: 2823: 2821: 2816: 2815: 2811: 2801: 2799: 2798:on May 26, 2001 2783: 2782: 2778: 2764: 2763: 2756: 2746: 2744: 2735: 2734: 2730: 2723: 2706: 2705: 2696: 2686: 2684: 2670: 2669: 2665: 2652: 2651: 2644: 2631: 2630: 2626: 2613: 2612: 2608: 2595: 2594: 2590: 2573: 2572: 2568: 2555: 2554: 2550: 2533: 2532: 2528: 2518: 2516: 2510: 2509: 2505: 2500: 2495: 2494: 2488: 2484: 2451: 2447: 2442: 2405: 2387: 2352: 2035:NT 3.51 Server 1960: 1906: 1895:Xbox Series X/S 1856:Windows Phone 8 1800:Power Macintosh 1735: 1730: 1675:Program Manager 1650: 1648: 1646: 1583: 1581: 1579: 1577: 1575: 1573: 1571: 1569: 1567: 1565: 1563: 1561: 1559: 1493:August 1, 2012 1460: 1436: 1434: 1416: 1414: 1412: 1392:April 25, 2005 1326:August 24, 2001 1254:Windows NT 3.51 1182: 1176: 1152: 1146:of Windows NT. 1077: 1071: 999:, published by 901:multiprocessing 899:and supporting 881: 820:Program Manager 788:supervisor mode 694: 646: 626: 568: 536:multiprocessing 483:as part of its 454: 401: 382: 275: 269: 267: 264: 252: 246: 244: 241: 228: 222: 220: 217: 204: 198: 196: 193: 172: 166: 164: 161: 145: 140: 138: 135: 131:Initial release 126: 91: 87: 85: 81: 79: 33: 28: 23: 22: 15: 12: 11: 5: 5698: 5696: 5688: 5687: 5682: 5677: 5672: 5662: 5661: 5655: 5654: 5652: 5651: 5641: 5631: 5620: 5617: 5616: 5614: 5613: 5608: 5603: 5598: 5593: 5592: 5591: 5586: 5581: 5571: 5570: 5569: 5559: 5558: 5557: 5552: 5547: 5542: 5532: 5531: 5530: 5525: 5520: 5515: 5510: 5505: 5497: 5496: 5495: 5490: 5485: 5480: 5475: 5470: 5462: 5461: 5460: 5455: 5450: 5445: 5440: 5435: 5427: 5426: 5425: 5420: 5415: 5406: 5404: 5400: 5399: 5397: 5396: 5391: 5386: 5381: 5376: 5371: 5365: 5363: 5359: 5358: 5356: 5355: 5350: 5345: 5340: 5334: 5332: 5326: 5325: 5323: 5322: 5317: 5312: 5307: 5302: 5297: 5295:Pocket PC 2002 5292: 5290:Pocket PC 2000 5286: 5284: 5282:Windows Mobile 5278: 5277: 5274: 5273: 5271: 5270: 5265: 5259: 5257: 5253: 5252: 5250: 5249: 5244: 5239: 5233: 5231: 5220: 5210: 5209: 5207: 5206: 5201: 5195: 5193: 5189: 5188: 5185: 5184: 5182: 5181: 5176: 5170: 5168: 5162: 5161: 5159: 5158: 5153: 5148: 5143: 5141:Server 2012 R2 5138: 5133: 5132: 5131: 5124:Server 2008 R2 5121: 5120: 5119: 5114: 5104: 5103: 5102: 5091: 5089: 5081: 5080: 5078: 5077: 5072: 5067: 5058: 5053: 5048: 5047: 5046: 5041: 5031: 5026: 5021: 5016: 5011: 5005: 5003: 4994: 4988: 4987: 4985: 4984: 4979: 4974: 4968: 4966: 4960: 4959: 4957: 4956: 4951: 4946: 4941: 4936: 4930: 4928: 4921: 4920: 4918: 4917: 4912: 4911: 4910: 4905: 4895: 4889: 4886: 4885: 4880: 4878: 4877: 4870: 4863: 4855: 4849: 4848: 4833: 4830:on May 3, 2002 4815: 4802: 4801:External links 4799: 4796: 4795: 4786:XDA Developers 4771: 4753: 4728: 4695: 4662: 4633: 4600: 4578: 4548: 4515: 4494: 4469: 4448: 4434: 4404: 4376: 4350: 4322: 4291: 4266: 4247: 4225: 4211:Microsoft Docs 4192: 4157: 4131: 4100: 4085: 4074:. May 20, 2016 4057: 4034: 4007: 3986: 3971: 3953: 3931: 3909: 3887: 3876:. May 31, 2018 3855: 3823: 3793: 3763: 3737: 3711: 3686: 3671: 3645: 3619: 3594: 3569: 3551:Windows valley 3540: 3518: 3491: 3474: 3446: 3419: 3394: 3364: 3336: 3318:Microsoft Docs 3289: 3255: 3241:Microsoft Docs 3227: 3202: 3195: 3177: 3160: 3138: 3116: 3085: 3057: 3050: 3017: 2995: 2967: 2934: 2908: 2882: 2853: 2831: 2809: 2776: 2754: 2728: 2721: 2715:. Free Press. 2694: 2663: 2642: 2624: 2606: 2588: 2566: 2548: 2526: 2502: 2501: 2499: 2496: 2493: 2492: 2482: 2444: 2443: 2441: 2438: 2437: 2436: 2431: 2426: 2416: 2414:Windows domain 2411: 2404: 2401: 2398: 2397: 2377: 2373: 2372: 2369: 2366: 2338: 2334: 2333: 2330: 2315: 2311: 2310: 2307: 2304: 2290: 2286: 2285: 2282: 2279: 2264: 2260: 2259: 2256: 2253: 2239: 2235: 2234: 2231: 2228: 2213: 2209: 2208: 2205: 2202: 2201:8.1 for IA-32 2198: 2197: 2194: 2191: 2187: 2186: 2183: 2180: 2166: 2162: 2161: 2158: 2155: 2151: 2150: 2147: 2143: 2142: 2139: 2136: 2133: 2129: 2128: 2125: 2122: 2119: 2115: 2114: 2111: 2108: 2104: 2103: 2100: 2097: 2094: 2090: 2089: 2086: 2082: 2081: 2078: 2075: 2074:, 133 MHz 2069: 2065: 2064: 2061: 2060:NT 4.0 Server 2057: 2056: 2053: 2050: 2044: 2040: 2039: 2036: 2032: 2031: 2028: 2024: 2023: 2020: 2019:NT 3.5 Server 2016: 2015: 2012: 2008: 2007: 2004: 2000: 1999: 1996: 1993: 1987: 1983: 1982: 1979: 1976: 1973: 1959: 1956: 1905: 1902: 1734: 1731: 1729: 1726: 1712:Starting with 1669: 1668: 1665: 1662: 1659: 1653: 1652: 1643: 1640: 1637: 1631: 1630: 1627: 1624: 1618: 1617: 1614: 1611: 1608: 1602: 1601: 1598: 1595: 1592: 1586: 1585: 1556: 1555:July 15, 2015 1553: 1546: 1541: 1537: 1536: 1533: 1527: 1526: 1523: 1520: 1517: 1512: 1508: 1507: 1504: 1498: 1497: 1494: 1491: 1485: 1480: 1476: 1475: 1469: 1463: 1462: 1457: 1456:July 22, 2009 1454: 1448: 1443: 1439: 1438: 1431: 1428: 1425: 1419: 1418: 1409: 1406: 1403: 1398: 1394: 1393: 1390: 1380: 1374: 1373: 1363: 1357: 1356: 1353: 1352:March 28, 2003 1350: 1340: 1335: 1331: 1330: 1327: 1324: 1310: 1305: 1301: 1300: 1297: 1294: 1291: 1286: 1282: 1281: 1278: 1275: 1272: 1270:Windows NT 4.0 1267: 1263: 1262: 1259: 1256: 1251: 1247: 1246: 1243: 1240: 1237: 1235:Windows NT 3.5 1232: 1228: 1227: 1224: 1221: 1218: 1216:Windows NT 3.1 1213: 1209: 1208: 1205: 1200: 1197: 1196:Marketing name 1194: 1175: 1172: 1151: 1148: 1073:Main article: 1070: 1067: 1040:Richard Rashid 917:RISC processor 880: 877: 840:file systems. 777:Spider Systems 693: 692:Major features 690: 645: 642: 625: 622: 599:Windows NT 4.0 567: 564: 529:Windows NT 4.0 495:, office, and 489:Windows NT 3.1 462: 461: 452: 448: 447: 421: 415: 414: 404: 402:user interface 396: 395: 360: 356: 355: 345: 338: 337: 299: 295: 294: 288:Windows Update 285: 281: 280: 262: 261: 260:Canary Channel 238: 237: 214: 213: 190: 189: 184: 182:Latest preview 178: 177: 158: 156:Latest release 152: 151: 148:Windows NT 3.1 132: 128: 127: 125: 124: 114: 108: 106: 102: 101: 98: 94: 93: 70: 64: 63: 53: 47: 46: 31: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 5697: 5686: 5683: 5681: 5678: 5676: 5675:1993 software 5673: 5671: 5668: 5667: 5665: 5650: 5642: 5640: 5632: 5630: 5622: 5621: 5618: 5612: 5609: 5607: 5604: 5602: 5599: 5597: 5594: 5590: 5587: 5585: 5582: 5580: 5577: 5576: 5575: 5572: 5568: 5565: 5564: 5563: 5560: 5556: 5553: 5551: 5548: 5546: 5543: 5541: 5538: 5537: 5536: 5533: 5529: 5526: 5524: 5521: 5519: 5516: 5514: 5511: 5509: 5506: 5504: 5501: 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2743:. Smithsonian 2742: 2738: 2732: 2729: 2724: 2718: 2713: 2712: 2703: 2701: 2699: 2695: 2683: 2679: 2678: 2673: 2667: 2664: 2659: 2655: 2649: 2647: 2643: 2638: 2634: 2628: 2625: 2620: 2616: 2610: 2607: 2602: 2598: 2592: 2589: 2584: 2580: 2576: 2570: 2567: 2562: 2558: 2552: 2549: 2544: 2540: 2536: 2530: 2527: 2514: 2507: 2504: 2497: 2486: 2483: 2479: 2475: 2471: 2467: 2463: 2459: 2455: 2449: 2446: 2439: 2435: 2432: 2430: 2427: 2424: 2420: 2417: 2415: 2412: 2410: 2407: 2406: 2402: 2395: 2391: 2385: 2384:Microsoft SQ1 2381: 2378: 2376:11 for ARM64 2374: 2364: 2360: 2356: 2350: 2346: 2342: 2341:Intel 8th-Gen 2339: 2335: 2331: 2328: 2324: 2320: 2316: 2312: 2305: 2303: 2299: 2295: 2291: 2287: 2283: 2280: 2277: 2273: 2269: 2265: 2261: 2257: 2254: 2252: 2248: 2244: 2240: 2236: 2232: 2229: 2226: 2222: 2218: 2214: 2210: 2206: 2203: 2199: 2195: 2192: 2188: 2184: 2181: 2179: 2175: 2171: 2163: 2159: 2156: 2152: 2148: 2144: 2140: 2130: 2126: 2123: 2120: 2116: 2112: 2109: 2105: 2098: 2095: 2091: 2087: 2083: 2076: 2073: 2066: 2062: 2058: 2051: 2049:, 25 MHz 2048: 2041: 2037: 2033: 2029: 2025: 2021: 2017: 2013: 2009: 2005: 2001: 1994: 1992:, 25 MHz 1991: 1984: 1970: 1964: 1957: 1955: 1953: 1949: 1944: 1942: 1939:(which has a 1938: 1934: 1930: 1926: 1921: 1919: 1915: 1911: 1903: 1901: 1898: 1896: 1892: 1888: 1884: 1880: 1876: 1872: 1869:run a custom 1868: 1864: 1861:The original 1859: 1857: 1853: 1849: 1845: 1841: 1836: 1834: 1830: 1825: 1821: 1819: 1815: 1811: 1807: 1803: 1801: 1797: 1793: 1789: 1785: 1781: 1777: 1773: 1769: 1765: 1761: 1760:PC compatible 1756: 1754: 1753: 1748: 1744: 1740: 1732: 1727: 1725: 1723: 1719: 1715: 1710: 1706: 1702: 1700: 1696: 1692: 1689:(including a 1688: 1684: 1680: 1676: 1666: 1663: 1660: 1658: 1655: 1654: 1651:26100 (24H2) 1644: 1641: 1638: 1636: 1633: 1632: 1628: 1625: 1623: 1620: 1619: 1615: 1612: 1607: 1604: 1603: 1599: 1596: 1593: 1591: 1588: 1587: 1584:19045 (22H2) 1557: 1554: 1551: 1547: 1545: 1542: 1538: 1534: 1532: 1529: 1528: 1518: 1516: 1513: 1509: 1505: 1503: 1500: 1499: 1490: 1486: 1484: 1481: 1477: 1474: 1470: 1468: 1465: 1464: 1453: 1449: 1447: 1444: 1440: 1432: 1429: 1426: 1424: 1421: 1420: 1410: 1407: 1404: 1402: 1401:Windows Vista 1399: 1395: 1391: 1388: 1384: 1381: 1379: 1376: 1375: 1372: 1368: 1364: 1362: 1359: 1358: 1348: 1344: 1341: 1339: 1336: 1332: 1325: 1323: 1319: 1315: 1311: 1309: 1306: 1302: 1298: 1295: 1292: 1290: 1287: 1284: 1283: 1279: 1277:July 31, 1996 1276: 1273: 1271: 1268: 1265: 1264: 1260: 1257: 1255: 1252: 1249: 1248: 1244: 1241: 1236: 1233: 1230: 1229: 1225: 1223:July 27, 1993 1222: 1219: 1217: 1214: 1211: 1210: 1207:Build number 1206: 1204: 1201: 1198: 1195: 1192: 1191: 1185: 1181: 1173: 1171: 1169: 1165: 1161: 1157: 1149: 1147: 1145: 1141: 1140:File Explorer 1137: 1133: 1129: 1125: 1121: 1117: 1112: 1110: 1106: 1102: 1101:simple kernel 1098: 1097:hybrid kernel 1094: 1090: 1086: 1082: 1076: 1068: 1066: 1064: 1060: 1056: 1051: 1049: 1045: 1041: 1038:developed by 1037: 1033: 1027: 1025: 1021: 1017: 1013: 1009: 1004: 1002: 1001:Digital Press 998: 989: 985: 983: 979: 975: 971: 967: 963: 959: 954: 950: 948: 944: 939: 938:in May 1990. 937: 933: 929: 925: 922: 918: 914: 910: 906: 902: 898: 894: 885: 878: 876: 874: 870: 866: 862: 858: 857:Windows Vista 854: 850: 846: 841: 839: 835: 831: 827: 825: 824:Windows shell 821: 817: 813: 809: 804: 802: 797: 793: 789: 784: 780: 778: 774: 770: 766: 762: 757: 755: 751: 747: 743: 739: 735: 731: 727: 723: 719: 715: 711: 707: 703: 699: 691: 689: 687: 682: 679: 675: 671: 667: 666:Mark Lucovsky 663: 659: 655: 651: 643: 641: 639: 635: 634:Windows Vista 631: 630:Windows Setup 623: 621: 619: 615: 611: 606: 604: 600: 596: 592: 588: 584: 580: 576: 571: 565: 563: 561: 557: 553: 549: 545: 541: 537: 532: 530: 525: 521: 517: 512: 510: 506: 502: 498: 494: 490: 486: 482: 478: 475: 472: 468: 459: 453: 449: 446: 442: 438: 434: 430: 426: 422: 420: 416: 412: 411:Windows shell 408: 405: 403: 397: 393: 389: 385: 380: 376: 372: 368: 364: 361: 359:Influenced by 357: 353: 349: 346: 343: 339: 335: 331: 327: 323: 319: 315: 311: 307: 303: 300: 296: 293: 289: 286: 284:Update method 282: 278: 259: 258: 257: 255: 235: 234: 233: 231: 211: 210: 209: 207: 187: 186: 185: 183: 179: 175: 159: 157: 153: 149: 133: 129: 122: 118: 115: 113: 112:Closed-source 110: 109: 107: 103: 99: 97:Working state 95: 90: 84: 78: 74: 71: 69: 65: 61: 57: 54: 52: 48: 44: 39: 30: 19: 5567:Vista and XP 5409:Development 5044:Media Center 4991: 4843:the original 4837: 4828:the original 4823: 4808: 4790: 4784: 4774: 4765: 4756: 4741: 4731: 4719:. Retrieved 4714: 4686:. Retrieved 4681: 4653:. Retrieved 4648: 4624:. Retrieved 4620:the original 4615: 4593:November 29, 4591:. Retrieved 4581: 4569:. Retrieved 4565:the original 4560: 4551: 4539:. Retrieved 4535:the original 4530: 4510:the original 4489:the original 4464:the original 4437: 4425:. Retrieved 4421:the original 4416: 4407: 4397:November 29, 4395:. Retrieved 4388: 4379: 4367:. Retrieved 4362: 4353: 4343:November 29, 4341:. Retrieved 4334: 4325: 4315:November 29, 4313:. Retrieved 4306: 4286: 4279:. Retrieved 4269: 4263:. Microsoft. 4260: 4250: 4238:. Retrieved 4228: 4216:. Retrieved 4209: 4183:. Retrieved 4174: 4148:. Retrieved 4134: 4122:. Retrieved 4113: 4103: 4088: 4078:November 30, 4076:. Retrieved 4071:Ars Technica 4069: 4060: 4052:the original 4047: 4037: 4025:. Retrieved 4021:the original 4010: 3999: 3989: 3980: 3974: 3965: 3956: 3944:. Retrieved 3934: 3924:November 24, 3922:. Retrieved 3912: 3902:November 24, 3900:. Retrieved 3890: 3880:November 24, 3878:. Retrieved 3867: 3858: 3848:November 24, 3846:. Retrieved 3835: 3826: 3814:. Retrieved 3810:the original 3805: 3796: 3787:December 19, 3785:, retrieved 3781:the original 3776: 3766: 3756:September 5, 3754:. Retrieved 3750: 3740: 3728:. Retrieved 3724: 3714: 3699: 3689: 3683:. Microsoft. 3674: 3664:December 24, 3662:. Retrieved 3658: 3648: 3635: 3607: 3597: 3585:. Retrieved 3582:Server cloud 3581: 3572: 3560:, retrieved 3556:the original 3550: 3543: 3531:. Retrieved 3521: 3509:. Retrieved 3504: 3494: 3484: 3477: 3465:. Retrieved 3459: 3449: 3437:. Retrieved 3432: 3422: 3410:. Retrieved 3406: 3397: 3385:. Retrieved 3381:the original 3376: 3367: 3355:. Retrieved 3353:. March 2003 3348: 3339: 3327:. Retrieved 3316: 3280:. Retrieved 3270: 3265: 3258: 3246:. Retrieved 3239: 3230: 3220:November 19, 3218:. Retrieved 3214: 3205: 3186: 3180: 3172: 3167:November 29, 3165:. Retrieved 3151: 3141: 3129:. Retrieved 3124:Neil Rieck. 3119: 3107:. Retrieved 3103: 3078:September 2, 3076:. Retrieved 3070: 3060: 3039: 3026:Cutler, Dave 3020: 3012:the original 3007: 2998: 2988:November 29, 2986:. Retrieved 2979: 2970: 2960:February 22, 2958:. Retrieved 2954:the original 2947: 2937: 2927:November 24, 2925:. Retrieved 2921:the original 2911: 2901:November 24, 2899:. Retrieved 2894: 2885: 2876:November 24, 2874:, retrieved 2870:the original 2865: 2856: 2846:November 24, 2844:. Retrieved 2834: 2824:November 13, 2822:. Retrieved 2812: 2800:. Retrieved 2796:the original 2789: 2779: 2770: 2745:. Retrieved 2740: 2731: 2710: 2687:November 10, 2685:. Retrieved 2675: 2666: 2636: 2627: 2618: 2609: 2600: 2591: 2578: 2569: 2560: 2551: 2538: 2529: 2517:. Retrieved 2506: 2485: 2448: 2347:-based CPU; 2212:8.1 for x64 2165:8 for IA-32 2146:7 for IA-32 2121:800 MHz 2110:133 MHz 2107:Server 2003 2085:2000 Server 1961: 1945: 1925:Windows 2000 1922: 1907: 1899: 1875:Windows 2000 1860: 1837: 1826: 1822: 1804: 1790:laptops and 1757: 1750: 1746: 1736: 1721: 1711: 1707: 1703: 1683:Windows 3.1x 1679:File Manager 1672: 1649:22631 (23H2) 1647:22621 (22H2) 1582:19044 (21H2) 1580:19043 (21H1) 1578:19042 (20H2) 1576:19041 (2004) 1574:18363 (1909) 1572:18362 (1903) 1570:17763 (1809) 1568:17134 (1803) 1566:16299 (1709) 1564:15063 (1703) 1562:14393 (1607) 1560:10586 (1511) 1314:Media Center 1289:Windows 2000 1258:May 30, 1995 1203:Release date 1183: 1153: 1118:begins with 1113: 1081:architecture 1078: 1069:Architecture 1065:internally. 1055:"native" API 1052: 1048:ntoskrnl.exe 1028: 1005: 996: 994: 955: 951: 940: 890: 873:Windows 2000 845:Windows 2000 842: 828: 805: 785: 781: 758: 730:Windows 2000 695: 683: 647: 627: 618:Windows 2000 607: 597:). In 1996, 595:Windows 3.1x 572: 569: 566:Product line 533: 513: 479:produced by 466: 465: 392:Windows 3.1x 239: 215: 212:Beta Channel 191: 105:Source model 29: 5300:Mobile 2003 5218:Windows IoT 5216:Embedded / 5192:Specialized 5156:Server 2022 5151:Server 2019 5146:Server 2016 5136:Server 2012 5107:Server 2008 5100:Home Server 5095:Server 2003 4717:. Microsoft 4684:. Microsoft 4651:. Microsoft 4427:October 14, 4369:October 14, 4365:. Microsoft 4124:October 31, 3946:November 2, 3636:ITPro Today 3507:. Microsoft 3488:, Microsoft 3482:"Windows", 3439:February 5, 3435:. Microsoft 3412:November 1, 3357:January 14, 3282:October 15, 3131:February 9, 2771:ITPro Today 2423:open source 2337:11 for x64 1774:-compliant 1714:Windows 8.1 1645:22000 (RTM) 1558:10240 (RTM) 1515:Windows 8.1 1461:7601 (SP1) 1371:Home Server 1168:portability 1089:kernel mode 1032:microkernel 982:Moshe Dunie 962:Dave Cutler 947:Windows API 936:Windows 3.0 879:Development 801:Windows/386 765:LAN Manager 738:Windows API 650:Dave Cutler 636:, uses the 591:Windows 1.0 589:(including 579:workstation 550:other than 542:, a "pure" 520:Windows 3.1 493:workstation 471:proprietary 277:[±] 254:[±] 236:Dev Channel 230:[±] 206:[±] 174:[±] 60:Dave Cutler 5670:Windows NT 5664:Categories 5639:Comparison 5320:Mobile 6.5 5315:Mobile 6.1 5310:Mobile 6.0 5305:Mobile 5.0 4992:Windows NT 4964:Windows 9x 4908:Comparison 4893:Components 4571:August 10, 4281:January 2, 4240:January 2, 4218:August 18, 4027:January 1, 3248:August 16, 3109:January 2, 2519:January 4, 2498:References 2458:DreamSpark 2190:8 for x64 2154:7 for x64 2135:1 GHz 1952:Windows RT 1937:Windows XP 1885:, such as 1852:Windows RT 1743:Intel i860 1699:Windows 95 1695:Start menu 1664:Fall 2024 1635:Windows 11 1544:Windows 10 1459:7600 (RTM) 1435:6002 (SP2) 1433:6001 (RTM) 1415:6002 (SP2) 1413:6001 (SP1) 1411:6000 (RTM) 1378:Windows XP 1338:Windows XP 1308:Windows XP 1178:See also: 1128:the kernel 1016:scheduling 928:Intel i386 913:Intel i860 865:Windows XP 853:Windows 98 816:Windows 95 674:Bill Gates 670:Intel i860 624:Installing 614:Windows 9x 603:Windows 95 524:Windows 9x 509:Windows 11 505:Windows XP 467:Windows NT 394:(userland) 318:Intel i860 270:2024-08-30 247:2024-09-20 223:2024-09-20 199:2024-09-10 167:2024-09-10 141:1993-07-27 68:Written in 36:Windows NT 5574:Criticism 5550:10 Mobile 5429:Editions 5374:Nashville 5362:Cancelled 5353:10 Mobile 5348:Phone 8.1 5227:Embedded 4915:Criticism 4748:Vox Media 4743:The Verge 4150:April 18, 3874:Microsoft 3842:Microsoft 3614:Vox Media 3609:The Verge 3511:April 17, 3350:Microsoft 3329:August 7, 3323:Microsoft 3277:Microsoft 2791:Microsoft 2747:March 17, 2682:Microsoft 2658:Microsoft 2583:Microsoft 2543:Microsoft 2355:X86-64 v2 1918:DEC Alpha 1850:-derived 1848:Windows 8 1768:DEC Alpha 1739:Intel x86 1718:Windows 8 1681:from the 1483:Windows 8 1446:Windows 7 1345:Edition ( 1109:Executive 1085:user mode 1024:threading 1012:processes 808:user-mode 706:DEC Alpha 531:in 1996. 511:in 2021. 501:consumers 481:Microsoft 474:graphical 425:Trialware 407:Graphical 322:DEC Alpha 298:Platforms 119:(through 56:Microsoft 51:Developer 5649:Category 5214:Windows 5167:releases 5112:EBS 2008 5085:Windows 5002:releases 4898:Versions 4824:Win 2000 4185:June 25, 4179:Archived 4144:Archived 4118:Archived 4116:. 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