Gigabytes to Gibibytes

1 gigabyte = 0.9313225746 gibibytes. To convert gigabytes (GB) to gibibytes (GiB), multiply by 0.9313225746.

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How to convert gigabytes to gibibytes

GiB = GB × 0.9313225746

Example: convert 64 gigabytes to gibibytes.
64 GB × 0.9313225746 = 59.60464478 GiB

The same relationship in reverse: 1 gibibyte = 1.073741824 gigabytes, so you can also divide by 1.073741824. Need the other direction? Use the gibibytes to gigabytes converter.

You will typically need this conversion for explaining why a new drive shows less space than advertised.

Gigabytes to Gibibytes conversion chart

Gigabytes (GB)Gibibytes (GiB)
1 GB0.93132257 GiB
4 GB3.7252903 GiB
8 GB7.4505806 GiB
16 GB14.901161 GiB
32 GB29.802322 GiB
64 GB59.604645 GiB
128 GB119.20929 GiB
256 GB238.41858 GiB
500 GB465.66129 GiB
512 GB476.83716 GiB
1,000 GB931.32257 GiB
2,000 GB1,862.6451 GiB
4,000 GB3,725.2903 GiB

Values rounded to 8 significant figures. The converter above shows up to 12.

About the units

Gigabyte (GB)

1,000,000,000 bytes (SI). Used for phone storage, RAM and mobile data plans.

Gibibyte (GiB)

1,073,741,824 bytes (1024³). What Windows labels as "GB", and how RAM is really sized.

Frequently asked questions

How many gibibytes are in a gigabyte?

1 gigabyte = 0.9313225746 gibibytes. Going the other way, 1 gibibyte = 1.073741824 gigabytes.

How do I convert gigabytes to gibibytes?

To convert gigabytes to gibibytes, multiply by 0.9313225746. The formula is GiB = GB × 0.9313225746.

What is 64 GB in GiB?

64 gigabytes is 59.60464478 gibibytes (64 GB × 0.9313225746 = 59.60464478 GiB).

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