Gigabytes to Bytes: 1 GB equals 1.00000e+9 B. To convert gigabytes to bytes, multiply by 1.00000e+9 (B = GB × 1,000,000,000). For example, 10 GB = 1.00000e+10 B.
How to Convert Gigabytes to Bytes
To convert from gigabytes to bytes, multiply the value by 1.00000e+9. The conversion is linear, meaning doubling the input doubles the output.
Conversion Formula
- Gigabytes to Bytes:
B = GB × 1,000,000,000 - Bytes to Gigabytes:
GB = B ÷ 1,000,000,000
Gigabytes to Bytes Conversion Chart
| Gigabytes (GB) | Bytes (B) |
|---|---|
| 0.1 | 100000000 |
| 0.25 | 250000000 |
| 0.5 | 500000000 |
| 1 | 1.00000e+9 |
| 2 | 2.00000e+9 |
| 3 | 3.00000e+9 |
| 5 | 5.00000e+9 |
| 10 | 1.00000e+10 |
| 20 | 2.00000e+10 |
| 25 | 2.50000e+10 |
| 50 | 5.00000e+10 |
| 100 | 1.00000e+11 |
| 250 | 2.50000e+11 |
| 1000 | 1.00000e+12 |
Understanding the Units
What is a Gigabyte?
A gigabyte equals one billion bytes (10⁹) in modern SI usage. Storage marketers use the SI definition; some operating systems (e.g., Windows) display the binary GiB (1,073,741,824 bytes) but label it "GB".
Common contexts: storage drives, mobile data plans.
What is a Byte?
A byte equals 8 bits and is the standard addressable unit on virtually all modern computers.
Common contexts: file sizes, memory.
Real-World Reference Points
| Item | Gigabytes (GB) | Bytes (B) |
|---|---|---|
| Standard-definition movie | 1 | 1.000e+9 |
| HD movie (Blu-ray) | 25 | 2.500e+10 |
| Modern smartphone storage | 256 | 2.560e+11 |