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#REDIRECT ] |
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{{pp-semi-indef}} |
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{{Redirect|YB||Yb (disambiguation)}} |
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{{Quantities of bytes}} |
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The '''yottabyte''' (derived from the ] '']'') is a unit of ] or ] equal to one ] (one ] ] or 10<sup>24</sup>) ]s (one ] ]). |
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The unit symbol for the yottabyte is '''YB'''. |
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{{R cat shell| |
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As of 2012, no storage system or network has achieved even one thousandth of a yottabyte (a ]) of information. The combined space of all computer ]s in the ] was estimated at approximately 160 ] in 2006<ref>{{cite web|url=http://www.emc.com/about/destination/digital_universe/pdf/Expanding_Digital_Universe_IDC_WhitePaper_022507.pdf|title=An IDC White Paper: The Expanding Digital Universe|publisher=]|date=March 2007|author=John F. Gantz|format=]}}</ref>, and as of 2009, the ] was estimated to contain close to 500 exabytes.<ref>{{cite web|url=http://www.guardian.co.uk/business/2009/may/18/digital-content-expansion|title=Internet data heads for 500bn gigabytes|date=2009-05-18|author=Richard Wray|publisher=]}}</ref>{{Update-small|date=August 2012}} |
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{{R with history}} |
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{{R to section}} |
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When used with byte multiples, the SI prefix indicates a power of 1000: |
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{{R from subtopic}} |
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:{{gaps|1|000|000|000|000|000|000|000|000|bytes}} = 1000<sup>8</sup> or 10<sup>24</sup> bytes |
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}} |
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The term "]" (YiB), using a ], is used for the corresponding power of 1024. |
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==See also== |
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* ] |
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==References== |
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{{Reflist}} |
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{{Computer Storage Volumes}} |
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