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Convert Gibibytes to Gigabytes

1 gibibyte is 1.073742 GB. One gibibyte is exactly 1.073741824 gigabytes.

One gibibyte is 1.0737418 gigabytes. To convert gibibytes to gigabytes, multiply by 1.0737418; to go the other way, divide by 1.0737418 or multiply by 0.93132257. The factor is exact rather than rounded: it follows from IEC 80000-13. Exactly 1,073,741,824 bytes.

Factor checked against the defining standard · How we check

Gigabytes
1.073742 GB
Gibibytes × 1.0737418
value * 1.0737418241.074 GB

1 gibibyte in every data unit

UnitValueExact factor
bytes1,073,741,824 B× 1,073,741,824
kilobytes1,073,741.824 kB× 1,073,741.824
megabytes1,073.741824 MB× 1,073.741824
gigabytes1.073741824 GB× 1.073741824
terabytes0.001073741824 TB× 0.001073741824
kibibytes1,048,576 KiB× 1,048,576
mebibytes1,024 MiB× 1,024
gibibytes (as entered)1 GiB

Factors are entered by hand from IEC 80000-13 rather than derived from a units library, so the ones that terminate are exact rather than rounded.

How do you convert gibibytes to gigabytes?

  1. 1.Take the measurement in gibibytes.
  2. 2.Multiply by 1.0737418 — that is how many gigabytes fit in one gibibyte.
  3. 3.To go back the other way, divide by 1.0737418, or multiply by 0.93132257.

Gibibytes to gigabytes conversion table

GibibytesGigabytes
1 GiB1.073742 GB
2 GiB2.147484 GB
3 GiB3.221225 GB
4 GiB4.294967 GB
5 GiB5.368709 GB
6 GiB6.442451 GB
7 GiB7.516193 GB
8 GiB8.589935 GB
9 GiB9.663676 GB
10 GiB10.737418 GB
12 GiB12.884902 GB
15 GiB16.106127 GB
20 GiB21.474836 GB
25 GiB26.843546 GB
50 GiB53.687091 GB
100 GiB107.374182 GB

What are gibibytes and gigabytes?

Gibibyte (GiB)
Exactly 1,073,741,824 bytes. About 7.4% larger than a gigabyte, which is the whole of the missing-space complaint.
Gigabyte (GB)
Exactly one billion bytes. This is why a "1 TB" drive shows as roughly 931 GB in Windows: the drive is sold in decimal and displayed in binary.

Source: IEC 80000-13 — binary prefixes for information quantities

Questions people actually ask

How many gigabytes are in a gibibyte?
1.0737418. Exactly one billion bytes. This is why a "1 TB" drive shows as roughly 931 GB in Windows: the drive is sold in decimal and displayed in binary.
How do I convert gigabytes back to gibibytes?
Divide by 1.0737418, or multiply by 0.93132257 — they are the same operation.

Other data conversions

Gigabytes to gibibytes — the same conversion the other way.