HomeUnit Conversion › Gigabytes to Gigabits

Gigabytes to Gigabits (GB to Gbit)

Convert gigabytes to gigabits: 1 GB = 8 Gbit. Exact conversion factor, formula, 18-row table and worked examples, with JSON API and MCP access.

Formula

1 GB = 8 Gbit

gigabits = gigabytes × 8 — reverse: gigabytes = gigabits × 0.125

The factor is derived from the SI definitions of both units (base unit: B) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.

Worked examples

Gigabytes to gigabits conversion table

Gigabytes (GB)Gigabits (Gbit)
18
216
432
864
16128
32256
64512
100800
1281024
2562048
5004000
5124096
10008000
10248192
204816384
409632768
819265536
1000080000

FAQ

How many gigabits are in one gigabyte?

1 GB = 8 Gbit. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.

What is the formula to convert gigabytes to gigabits?

Multiply the value in gigabytes by 8: gigabits = gigabytes × 8. For example, 1.5 GB = 12 Gbit.

How do I convert gigabits back to gigabytes?

Multiply by the inverse factor 0.125 (gigabytes = gigabits × 0.125), or use the gigabits-to-gigabytes page.

Related conversions

Machine access

Sources