Convert Terabyte to Gigabyte
1 terabyte equals 1,000 gigabytes. Enter a value below to convert instantly.
Formula
Multiply the number of terabytes by 1000 to get gigabytes.
Step by step
- Start with 1 TB.
- Multiply by the conversion factor 1000.
- 1 × 1000 = 1,000 GB.
Terabyte to Gigabyte conversion table
| Terabytes (TB) | Gigabytes (GB) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 500 | 500,000 |
| 1,000 | 1,000,000 |
About the terabyte
The terabyte (TB) is a Metric unit of data storage.
About the gigabyte
The gigabyte (GB) is a Metric unit of data storage.
Where this conversion is used
Converting terabytes to gigabytes comes up when sizing drives, files, backups, and memory. Decimal units (KB, MB, GB) and binary units (KiB, MiB, GiB) differ, which is why a labeled drive shows less space in your operating system.
Need the other direction? Convert gigabyte to terabyte →
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Frequently asked questions
How many gigabytes are in a terabyte?
One terabyte equals 1,000 gigabytes.
How do you convert terabytes to gigabytes?
Multiply the number of terabytes by 1000 to get gigabytes.
What is 1 gigabyte in terabytes?
One gigabyte equals 0.001 terabytes.
When would I convert terabytes to gigabytes?
This conversion is common when sizing drives, files, backups, and memory.
Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.