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connection, or a 10 Mbit/s
Internet access service, whereas the sizes of data units (files) transferred over these networks are often measured in megabytes. To achieve a transfer rate of one megabyte per second one needs a network connection with a transfer rate of eight megabits per second.
487:, or approximately 5% larger than the megabit. Despite the definitions of these new prefixes for binary-based quantities of storage by international standards organizations, memory semiconductor chips are still marketed using the
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systems. Network transfer rates and download speeds often use the megabit as the amount transferred per time unit, e.g., a 100
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cartridges, although other sizes such as 4, 12, 16, 24, 32, and 48 Mb cartridges appeared. This usage continued on the
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size of eight bits and the standard decimal definition of megabit and kilobyte, 1 megabit is equal to 125
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550:(ROM) in a binary interpretation of the metric prefixes, such as the megabit, so that one megabit represents
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The megabit is widely used when referring to data transfer rates of computer networks or
570:. For example, a single discrete DDR3 chip specified at "512 Mb" contains 2 bits =
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In the semiconductor industry, it is still common practice to designate
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This article is about the unit of 10 bits. For the unit of 2 bits, see
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467:(symbol Mi) of the same order of magnitude, which is equal to
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capacity) of game cartridges. This size represented one
611:, the megabit (Mb) was a commonly used measure of the size (
583:= 512 Mibit (approximately 536.87 Mbit) of storage, or
635:, with cartridge sizes ranging between 32 and 512 Mb.
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The NIST Reference on
Constants, Units, and Uncertainty:
653:
The NIST Reference on
Constants, Units, and Uncertainty:
449:. The lowercase 'b' in Mb distinguishes it from MB (for
409:(SI) as a multiplier of 10 (1 million), and therefore
738:"1-Megabit (128K x 8) Paged Parallel EEPROMs"
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8:
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766:"JEDEC Standard DDR3 SDRAM Specification"
627:(Genesis) games were produced on 8
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456:The megabit is closely related to the
596:, variously referred to as either 64
491:names to designate binary multiples.
7:
460:, a unit multiple derived from the
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682:"DDR3 SDRAM Memory Product Guide"
441:The megabit has the unit symbol
16:Decimal multiple of the unit bit
502:(kB) or approximately 122
619:(Mibit). The vast majority of
1:
669:Prefixes for binary multiples
407:International System of Units
405:(symbol M) is defined in the
382:Orders of magnitude of data
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393:is a multiple of the unit
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26:Not to be confused with
609:16-bit game console era
710:"S25FL128P Data Sheet"
613:computer data storage
795:Units of information
544:random-access memory
537:telecommunications
519:megabit per second
511:telecommunications
39:Multiple-bit units
745:Atmel Corporation
494:Using the common
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717:Spansion Support
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489:metric prefix
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462:binary prefix
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401:. The prefix
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772:. Retrieved
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748:. Retrieved
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413:1 megabit =
397:for digital
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750:12 February
722:12 February
694:12 February
655:SI prefixes
633:Nintendo 64
607:During the
593:8-bit bytes
399:information
774:2008-07-10
640:References
625:Mega Drive
202:quettabit
602:megabytes
598:mebibytes
504:kibibytes
500:kilobytes
191:ronnabit
180:yottabit
169:zettabit
789:Category
523:Ethernet
451:megabyte
435:kilobits
372:—
367:—
362:—
359:yobibit
348:—
345:zebibit
334:—
331:exbibit
320:—
317:pebibit
306:—
303:tebibit
292:gigabit
283:gibibit
272:megabit
263:mebibit
252:kilobit
243:kibibit
147:petabit
136:terabit
125:gigabit
28:megabyte
629:megabit
617:mebibit
546:(RAM),
521:) Fast-
506:(KiB).
458:mebibit
433:= 1000
391:megabit
158:exabit
113:megabit
100:kilobit
77:Decimal
21:mebibit
515:Mbit/s
230:Memory
220:Value
214:Binary
87:Metric
83:Value
741:(PDF)
713:(PDF)
685:(PDF)
530:Usage
356:Yibit
353:1024
342:Zibit
339:1024
328:Eibit
325:1024
314:Pibit
311:1024
300:Tibit
297:1024
280:Gibit
277:1024
260:Mibit
257:1024
240:Kibit
237:1024
196:1000
185:1000
174:1000
163:1000
152:1000
141:1000
130:1000
119:1000
106:1000
93:1000
752:2015
724:2015
696:2015
623:and
621:SNES
580:bits
567:bits
554:bits
496:byte
484:bits
471:bits
465:mebi
443:Mbit
430:bits
417:bits
403:mega
389:The
286:Gbit
266:Mbit
246:Kbit
199:Qbit
188:Rbit
177:Ybit
166:Zbit
155:Ebit
144:Pbit
133:Tbit
122:Gbit
109:Mbit
96:kbit
590:864
587:108
577:912
574:870
572:536
564:576
561:048
535:In
481:576
478:048
453:).
445:or
427:000
424:000
395:bit
224:IEC
791::
743:.
715:.
687:.
585:67
474:=
447:Mb
420:=
415:10
289:Gb
269:Mb
249:Kb
777:.
754:.
726:.
698:.
604:.
559:1
557:=
552:2
517:(
476:1
469:2
437:.
422:1
61:e
54:t
47:v
30:.
23:.
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