Convert TB to GB
Terabytes to gigabytes. Enter a value to convert, or use the TB to GB chart further down the page.
1 terabyte equals 1,024 gigabytes. Going the other way, 1 gigabyte = 0.0009765625 terabytes.
Note. This converter uses the binary convention: 1 KB = 1024 bytes, 1 MB = 1024 KB, 1 GB = 1024 MB. That is what Windows, macOS and Linux report. Storage manufacturers instead use decimal SI units where 1 GB = 1,000,000,000 bytes, which is why a “1 TB” drive shows up as about 931 GB.
How to convert TB to GB
To convert terabytes to gigabytes, multiply the terabyte value by 1024. You can also divide by 0.0009765625 to get the same answer.
GB = TB × 1024
Worked example
Convert 8 TB to gigabytes:
8 TB = 8,192 GB
TB to GB conversion chart
Use this TB to GB table for quick reference without typing anything.
| terabytes (TB) | gigabytes (GB) |
|---|---|
| 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 |
| 256 TB | 262,144 GB |
| 512 TB | 524,288 GB |
| 1,024 TB | 1,048,576 GB |
What is a terabyte?
A terabyte is 1,024 gigabytes under the binary convention. A drive marketed as 1 TB holds 1,000,000,000,000 decimal bytes, which an operating system reports as roughly 931 GB.
What is a gigabyte?
A gigabyte is 1,024 megabytes, or 1,073,741,824 bytes, under the binary convention.
Frequently asked questions
How many GB are in a terabyte?
1 TB equals 1,024 GB. Going the other way, 1 GB is 0.0009765625 TB.
How do you convert TB to GB?
To convert terabytes to gigabytes, multiply the terabyte value by 1024. You can also divide by 0.0009765625 to get the same answer.
What is 10 TB in GB?
10 TB equals 10,240 GB. The conversion chart on this page lists the other values people look up most often.
Related data storage conversions
Convert TB to other units
Convert other units to GB
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