Gigabytes (decimal) to Terabytes (decimal) formula
terabytes (decimal) = gigabytes (decimal) × 0.001
Multiply the number of gigabytes (decimal) by 0.001 to get terabytes (decimal). To go the other way, multiply by 1,000 instead, or use the tb to gb converter.
Gigabytes (decimal) to Terabytes (decimal) conversion table
Common gb to tb values, rounded for reading. The converter above keeps full precision.
| Gigabytes (decimal) | Terabytes (decimal) |
|---|---|
| 1 GB | 0.001 TB |
| 2 GB | 0.002 TB |
| 3 GB | 0.003 TB |
| 4 GB | 0.004 TB |
| 5 GB | 0.005 TB |
| 10 GB | 0.01 TB |
| 15 GB | 0.015 TB |
| 20 GB | 0.02 TB |
| 25 GB | 0.025 TB |
| 50 GB | 0.05 TB |
| 75 GB | 0.075 TB |
| 100 GB | 0.1 TB |
| 250 GB | 0.25 TB |
| 500 GB | 0.5 TB |
| 1,000 GB | 1 TB |
Worked example
To convert 10 GB to terabytes (decimal), multiply by 0.001: the result is 0.01 TB. Decimal units use powers of 1,000; binary IEC units use powers of 1,024. One gigabyte is not the same as one gibibyte.
Frequently asked questions
How many terabytes (decimal) are in a gigabyte (decimal)?
One gigabyte (decimal) equals 0.001 terabytes (decimal) (1 GB = 0.001 TB).
What is 10 gigabytes (decimal) in terabytes (decimal)?
10 GB converts to 0.01 TB. Enter any other value in the converter above to see it recalculated instantly.
How do I convert terabytes (decimal) back to gigabytes (decimal)?
Reverse the calculation: one terabyte (decimal) equals 1,000 gigabytes (decimal). You can also swap the units in the converter or open the tb to gb page.
Related data storage conversions
Need a different pair? Open the full data storage converter to choose any two units.