Terabit

Multiples of bits
SI prefixes Binary prefixes
Name Symbol Multiple Name Symbol Multiple
kilobit kbit 103 (or 210) kibibit Kibit 210
megabit Mbit 106 (or 220) mebibit Mibit 220
gigabit Gbit 109 (or 230) gibibit Gibit 230
terabit Tbit 1012 (or 240) tebibit Tibit 240
petabit Pbit 1015 (or 250) pebibit Pibit 250
exabit Ebit 1018 (or 260) exbibit Eibit 260
zettabit Zbit 1021 (or 270)
yottabit Ybit 1024 (or 280)

A terabit is a unit of information or computer storage, abbreviated Tbit or sometimes Tb.

1 terabit = 1012 bits = 1,000,000,000,000 bits (one trillion, long scale: one billion)

The terabit is closely related to the tebibit, which is equal to 240 bits.

See also