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Gigabit (Gb)

One billion bits.

Result1,000,000,000

1 gigabit = 1,000,000,000 bits

Gigabit at a glance

Unit nameGigabit (plural: gigabits)
SymbolGb
Quantity measuredData Storage
Measurement systemMetric
Also known asgbit
Definition exact?Yes — exact by definition

1 gigabit in other data storage units

Unit1 Gb equals
Bit1,000,000,000 b
Byte125,000,000 B
Kilobit1,000,000 kb
Megabit1,000 Mb
Terabit0.001 Tb
Petabit0.000001 Pb
Kilobyte125,000 kB
Megabyte125 MB
Gigabyte0.125 GB
Terabyte0.000125 TB
Petabyte0.000000125 PB
Exabyte1.25 × 10⁻¹⁰ EB
Kibibyte122,070.313 KiB
Mebibyte119.20929 MiB
Gibibyte0.116415322 GiB
Tebibyte0.000113687 TiB
Pebibyte0.000000111 PiB

Frequently asked questions

What is a gigabit?
One billion bits.
What is the symbol for the gigabit?
The symbol for the gigabit is Gb. It measures data storage.
How many bits are in a gigabit?
1 gigabit = 1,000,000,000 bits.
How many bytes are in a gigabit?
1 gigabit = 125,000,000 bytes.
How many megabits are in a gigabit?
1 gigabit = 1,000 megabits.