Gigabytes to Bytes Converter
How to convert gigabytes to bytes
bytes = gigabytes × 1,000,000,000
To convert gigabytes to bytes, multiply the number of gigabytes by 1,000,000,000.
1 GB = 1,000,000,000 B
Examples
- 500 GB × 1,000,000,000 = 500,000,000,000 B
- 64 GB × 1,000,000,000 = 64,000,000,000 B
Good to know
Decimal (SI) unit based on powers of 1000, as used by drive manufacturers. Windows reports sizes in binary units (powers of 1024) but labels them "KB", "MB", "GB" and "TB", so the same file or drive shows a smaller number there.
Gigabytes to bytes conversion table
| Gigabytes (GB) | Bytes (B) |
|---|---|
| 1 GB | 1,000,000,000 B |
| 2 GB | 2,000,000,000 B |
| 4 GB | 4,000,000,000 B |
| 8 GB | 8,000,000,000 B |
| 16 GB | 16,000,000,000 B |
| 32 GB | 32,000,000,000 B |
| 64 GB | 64,000,000,000 B |
| 100 GB | 100,000,000,000 B |
| 128 GB | 128,000,000,000 B |
| 250 GB | 250,000,000,000 B |
| 256 GB | 256,000,000,000 B |
| 500 GB | 500,000,000,000 B |
| 512 GB | 512,000,000,000 B |
| 1,000 GB | 1,000,000,000,000 B |
| 1,024 GB | 1,024,000,000,000 B |
| 2,000 GB | 2,000,000,000,000 B |
Unit definitions
- Gigabyte (GB)
- A gigabyte is 1,000,000,000 bytes (1000 megabytes). It is the usual unit for memory cards, phone storage and mobile data plans.
- Byte (B)
- A byte is a group of 8 bits and the basic addressable unit of computer memory and storage. One byte can hold one of 256 values.