why_drive_space_is_not_as_marked
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why_drive_space_is_not_as_marked [2009/04/08 03:53] (current) k2patel created |
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| + | ====== Why drives space is diff. ====== | ||
| + | The issue is manufactures and OS developer. | ||
| + | |||
| + | Both see the size differently. | ||
| + | |||
| + | The short answer to there's two different measurement formats used. Decimal (GB) and binary (GiB) formats. \\ | ||
| + | Binary is used by OS and decimal is used by the manufacturers. \\ | ||
| + | Both the manufacturer and Windows are giving you the "correct" number. | ||
| + | |||
| + | Binary numbers are numbers that are a power of 2.\\ | ||
| + | Decimal numbers are numbers that are a power of 10. | ||
| + | |||
| + | <code text> | ||
| + | 2^10 is 1,024 the closest Decimal number is 10^3 or 1,000 | ||
| + | 2^20 is 1,048,576 The closest Decimal number is 10^6 or 1,000,000 | ||
| + | 2^30 is 1,073,741,824 The closest Decimal number is 10^9 or 1,000,000,000 | ||
| + | </code> | ||
| + | |||
| + | Detailed Information - [[http://en.wikipedia.org/wiki/Gigabyte | Gigabyte]] | ||
why_drive_space_is_not_as_marked.txt ยท Last modified: 2009/04/08 03:53 by k2patel
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