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Symbol | Definition |
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≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |
The gigabyte (/ˈɡɪɡəbaɪt/ GIG-ə-byt or /ˈdʒɪɡəbaɪt/) is a multiple of the unit byte for digital information. The prefix giga means 109 in the International System of Units (SI). Therefore, one gigabyte is 1 000 000 000 bytes. The unit symbol for the gigabyte is GB.
The gibibit is a multiple of the bit, a unit of information, prefixed by the standards-based multiplier gibi (symbol Gi), a binary prefix meaning 230. The unit symbol of the gibibit is Gibit. 1 gibibit = 230 bits = 1073741824 bits = 1,024 mebibits.