Terabyte to Gigabyte Converter
Convert Terabyte (TB) to Gigabyte (GB) instantly. 1 TB = 1,024 GB.
Data Converter
21 units available
1 TB = 1,024 GB
Formula:
GB = TB × 1,024With your value: 1 TB = 1,024 GB
How big is that?
Everyday references on a logarithmic scale, all expressed in terabyte so you can sanity-check the result.
Other Terabyte to Gigabyte conversions
Terabyte to Gigabyte Conversion Table
| Terabyte (TB) | Gigabyte (GB) |
|---|---|
| 0.5 | 512 |
| 1 | 1,024 |
| 2 | 2,048 |
| 5 | 5,120 |
| 10 | 10,240 |
| 15 | 15,360 |
| 20 | 20,480 |
| 25 | 25,600 |
| 50 | 51,200 |
| 100 | 102,400 |
| 250 | 256,000 |
| 500 | 512,000 |
| 1000 | 1,024,000 |
Gigabyte to Terabyte Conversion Table
| Gigabyte (GB) | Terabyte (TB) |
|---|---|
| 0.5 | 0.000488 |
| 1 | 0.000977 |
| 2 | 0.001953 |
| 5 | 0.004883 |
| 10 | 0.009766 |
| 15 | 0.014648 |
| 20 | 0.019531 |
| 25 | 0.024414 |
| 50 | 0.048828 |
| 100 | 0.097656 |
| 250 | 0.244141 |
| 500 | 0.488281 |
| 1000 | 0.976563 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Terabyte (TB)
Data
Decimal prefixes (kB, MB) are powers of 1000; binary prefixes (KiB, MiB) are powers of 1024 as standardised by IEC 80000-13.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
Gigabyte (GB)
Data
Decimal prefixes (kB, MB) are powers of 1000; binary prefixes (KiB, MiB) are powers of 1024 as standardised by IEC 80000-13.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
How to Convert Terabyte to Gigabyte
To convert from Terabyte (TB) to Gigabyte (GB), multiply the value by 1,024.
Formula: GB = TB × 1,024
Reverse: TB = GB × 0.0009765625
Step-by-Step Example
- Start with your value in Terabyte. For example: 5 TB
- Multiply by the conversion factor: 5 x 1,024
- The result is: 5,120 GB
About Terabyte
The terabyte (TB) is a unit of digital storage. One terabyte equals 1.099512 × 10^+12 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
About Gigabyte
The gigabyte (GB) is a unit of digital storage. One gigabyte equals 1.073742 × 10^+9 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
Frequently Asked Questions
How many Gigabyte are in 1 Terabyte?
There are exactly 1,024 Gigabyte in 1 Terabyte. This means the conversion factor from Terabyte to Gigabyte is 1,024.
What is the formula to convert Terabyte to Gigabyte?
The formula to convert Terabyte to Gigabyte is: GB = TB × 1,024. For example, to convert 10 Terabyte to Gigabyte, you would multiply 10 by 1,024.
What is a Terabyte?
The terabyte (TB) is a unit of digital storage. One terabyte equals 1.099512 × 10^+12 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Gigabyte?
The gigabyte (GB) is a unit of digital storage. One gigabyte equals 1.073742 × 10^+9 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Terabyte?
The Terabyte is commonly used in data calculations, engineering and science, education.
Related Data Conversions
Cite this page
UnitConvertLab. (2026). Terabyte to Gigabyte converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/terabyte-to-gigabyte