Convert Gigabytes to Gibibytes
Gigabytes (GB) to Gibibytes (GiB) — the formula, a worked example and a live converter, all in your browser.
Gigabytes to Gibibytes formula
To convert, multiply by the fixed factor below:
GiB = GB × 0.93132257
This pair crosses the decimal/binary divide: drive makers and networks count in powers of 1,000, while operating systems and RAM count in powers of 1,024 — which is why the factor isn't a clean power of ten.
Worked example
1 GB = 1 × 0.93132257 = 0.93132257 GiB.
Gigabytes to Gibibytes conversion table
| Gigabytes (GB) | Gibibytes (GiB) |
|---|---|
| 1 | 0.93132257 |
| 5 | 4.6566 |
| 10 | 9.3132 |
| 100 | 93.1323 |
| 500 | 465.66 |
| 1,000 | 931.32 |
Common uses
The classic 'missing space' conversion — a drive sold in decimal gigabytes shows fewer binary gibibytes in Windows.
Related conversions
Need a different pair? Use the full data storage converter for bits, bytes and every unit up to petabytes.
Frequently asked questions
What is the formula to convert gigabytes to gibibytes?
Multiply the number of gigabytes by 0.93132257 to get gibibytes (GiB = GB × 0.93132257).
How many gibibytes are in a gigabyte?
One gigabyte equals 0.93132257 gibibytes.
Why do GB and GiB differ at all?
GiB counts in powers of 1024 (binary, used by operating systems and RAM), while GB counts in powers of 1000 (decimal, used by drive makers and networks). Same bytes, two counting systems.