Terabytes to Gigabytes Converter
Convert terabytes to gigabytes instantly. 1 TB = 1,000 GB. Free two-way converter with the formula and a quick reference table.
How to convert terabytes to gigabytes
gigabytes = terabytes × 1,000
One terabyte equals 1,000 gigabytes, so to convert terabytes to gigabytes you multiply by 1,000. Going the other way, one gigabyte is 0.001 terabytes. Both units measure digital storage, so the conversion is an exact ratio that never changes.
10 terabytes = 10,000 gigabytes. Multiply your terabyte figure by the factor above (or just type it into the box) to convert any amount.
Need the other direction? gigabytes to terabytes
terabytes to gigabytes table
| terabytes (TB) | gigabytes (GB) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 20 | 20,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 250 | 250,000 |
| 500 | 500,000 |
| 1,000 | 1,000,000 |
Frequently asked questions
How many gigabytes are in a terabyte?
One terabyte equals 1,000 gigabytes. So to convert, multiply the number of terabytes by 1,000.
How do I convert terabytes to gigabytes?
Multiply by 1,000, or simply enter the value in the converter above — it does the math instantly and works both ways.
Is this conversion exact?
These use the decimal (1000-based) definitions used by storage makers and networks; operating systems sometimes show binary (1024-based) values, which differ slightly.