User:Tweakism
| Prefixes for multiples of bits (b) or bytes (B) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Bit rates | ||
|---|---|---|
| Decimal prefixes (SI) | ||
| Name | Symbol | Multiple |
| kilobit per second | kbit/s | 103 |
| megabit per second | Mbit/s | 106 |
| gigabit per second | Gbit/s | 109 |
| terabit per second | Tbit/s | 1012 |
| Binary prefixes (IEC 60027-2) | ||
| kibibit per second | Kibit/s | 210 |
| mebibit per second | Mibit/s | 220 |
| gibibit per second | Gibit/s | 230 |
| tebibit per second | Tibit/s | 240 |
Multiples of bits
| ||||
|---|---|---|---|---|
| SI decimal prefixes | Binary usage |
IEC binary prefixes | ||
| Name (Symbol) |
Value | Name (Symbol) |
Value | |
| kilobit (kbit) | 103 | 210 | kibibit (Kibit) | 210 |
| megabit (Mbit) | 106 | 220 | mebibit (Mibit) | 220 |
| gigabit (Gbit) | 109 | 230 | gibibit (Gibit) | 230 |
| terabit (Tbit) | 1012 | 240 | tebibit (Tibit) | 240 |
| petabit (Pbit) | 1015 | 250 | pebibit (Pibit) | 250 |
| exabit (Ebit) | 1018 | 260 | exbibit (Eibit) | 260 |
| zettabit (Zbit) | 1021 | 270 | zebibit (Zibit) | 270 |
| yottabit (Ybit) | 1024 | 280 | yobibit (Yibit) | 280 |
| See also: Nibble · Byte · Multiples of bytes Orders of magnitude of data | ||||
Multiples of bytes
| ||||
|---|---|---|---|---|
| SI decimal prefixes | Binary usage |
IEC binary prefixes | ||
| Name (Symbol) |
Value | Name (Symbol) |
Value | |
| kilobyte (kB) | 103 | 210 | kibibyte (KiB) | 210 |
| megabyte (MB) | 106 | 220 | mebibyte (MiB) | 220 |
| gigabyte (GB) | 109 | 230 | gibibyte (GiB) | 230 |
| terabyte (TB) | 1012 | 240 | tebibyte (TiB) | 240 |
| petabyte (PB) | 1015 | 250 | pebibyte (PiB) | 250 |
| exabyte (EB) | 1018 | 260 | exbibyte (EiB) | 260 |
| zettabyte (ZB) | 1021 | 270 | zebibyte (ZiB) | 270 |
| yottabyte (YB) | 1024 | 280 | yobibyte (YiB) | 280 |
| See also: Multiples of bits · Orders of magnitude of data | ||||
- Disk-based memory (hard drives), solid state disk devices such as USB drives, DVD-based storage, bit rates, bus speeds, and network speeds, are specified using decimal meanings for k (10001), M (10002), G (10003), etc.
- Transistorized memory, such as RAM, ROM, flash and cache sizes as well as file sizes are specified using binary meanings for K (10241), M (10242), G (10243), etc.