Skip to content

Gigabyte (GB)

1,000,000,000 bytes in decimal (SI) notation.

Result8,000,000,000

1 gigabyte = 8,000,000,000 bits

Gigabyte at a glance

Unit nameGigabyte (plural: gigabytes)
SymbolGB
Quantity measuredData Storage
Measurement systemMetric
Also known asgb, gigabytes
Definition exact?Yes — exact by definition

1 gigabyte in other data storage units

Unit1 GB equals
Bit8,000,000,000 b
Byte1,000,000,000 B
Kilobit8,000,000 kb
Megabit8,000 Mb
Gigabit8 Gb
Terabit0.008 Tb
Petabit0.000008 Pb
Kilobyte1,000,000 kB
Megabyte1,000 MB
Terabyte0.001 TB
Petabyte0.000001 PB
Exabyte1 × 10⁻⁹ EB
Kibibyte976,562.5 KiB
Mebibyte953.674316 MiB
Gibibyte0.931322575 GiB
Tebibyte0.000909495 TiB
Pebibyte0.000000888 PiB

Popular gigabyte conversions

Frequently asked questions

What is a gigabyte?
1,000,000,000 bytes in decimal (SI) notation.
What is the symbol for the gigabyte?
The symbol for the gigabyte is GB. It measures data storage.
How many bits are in a gigabyte?
1 gigabyte = 8,000,000,000 bits.
How many bytes are in a gigabyte?
1 gigabyte = 1,000,000,000 bytes.
How many megabits are in a gigabyte?
1 gigabyte = 8,000 megabits.