How to convert gigabytes to bytes
B = GB × 1,000,000,000
One gigabyte equals 1,000,000,000 B, so multiply the value in gigabytes by 1,000,000,000. Example: 10 GB = 10,000,000,000 B.
KB, MB, GB and TB are decimal (powers of 1,000) as defined by the SI and used by drive makers. KiB, MiB, GiB and TiB are binary (powers of 1,024, IEC 80000-13), which is what Windows reports as "GB".
Gigabytes to bytes conversion table
| Gigabytes (GB) | Bytes (B) |
|---|---|
| 1 GB | 1,000,000,000 B |
| 2 GB | 2,000,000,000 B |
| 3 GB | 3,000,000,000 B |
| 5 GB | 5,000,000,000 B |
| 10 GB | 10,000,000,000 B |
| 15 GB | 15,000,000,000 B |
| 20 GB | 20,000,000,000 B |
| 25 GB | 25,000,000,000 B |
| 50 GB | 50,000,000,000 B |
| 75 GB | 75,000,000,000 B |
| 100 GB | 100,000,000,000 B |
| 250 GB | 250,000,000,000 B |
| 500 GB | 500,000,000,000 B |
| 1,000 GB | 1,000,000,000,000 B |