Instantly convert terabytes (TB) to gigabytes (GB). Bidirectional, accurate, and free.
To convert terabytes to gigabytes, use the formula gigabytes = terabytes × 1,024. For example, 2 terabytes equals 2,048 gigabytes. Type any number into the calculator above and the result appears instantly — you can also type into the gigabytes box to convert the other way.
| Terabytes | Gigabytes |
|---|---|
| 1 TB | 1,024 GB |
| 2 TB | 2,048 GB |
| 4 TB | 4,096 GB |
| 8 TB | 8,192 GB |
| 16 TB | 16,384 GB |
| 32 TB | 32,768 GB |
| 64 TB | 65,536 GB |
| 128 TB | 131,072 GB |
There are 1,024 gigabytes in one terabyte. To convert any value, apply the formula gigabytes = terabytes × 1,024.
The formula is gigabytes = terabytes × 1,024. Enter a value above and the result updates instantly in both directions.
Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.
Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.