GB to TB Converter
Convert gigabytes to terabytes instantly using our digital storage conversion calculator.
GB to TB Conversion Reference Chart
Here is a quick reference chart showing how common file sizes in Gigabytes (GB) convert into Terabytes (TB), calculated in both standard binary (1024 bytes) and decimal (1000 bytes) formats:
| Gigabytes (GB) | Terabytes (TB) - Binary | Terabytes (TB) - Decimal |
|---|---|---|
| 0.1 GB | 9.7656e-5 TB | 0.0001 TB |
| 0.5 GB | 0.000488 TB | 0.0005 TB |
| 1 GB | 0.000977 TB | 0.001 TB |
| 2 GB | 0.001953 TB | 0.002 TB |
| 5 GB | 0.004883 TB | 0.005 TB |
| 10 GB | 0.009766 TB | 0.01 TB |
| 20 GB | 0.019531 TB | 0.02 TB |
| 40 GB | 0.039063 TB | 0.04 TB |
| 50 GB | 0.048828 TB | 0.05 TB |
| 100 GB | 0.097656 TB | 0.1 TB |
GB to TB Conversion Reference Chart
Use this quick reference chart to see how common file sizes in Gigabytes (GB) convert into Terabytes (TB), calculated in both binary and decimal formats.
About the GB to TB Converter
Once storage needs move past a single device's typical capacity, gigabytes give way to terabytes — external hard drives, NAS systems, and cloud backup plans are usually sold and billed in TB, while the individual files, folders, and backups you're managing are still measured in GB. This converter bridges that gap: 1 TB equals 1,024 GB in the binary system, or 1,000 GB in the decimal system used on drive packaging.
Why This Conversion Comes Up So Often
Planning a backup or archive.
If your photo and video library is a few hundred GB, this conversion tells you exactly how much of a 1TB, 2TB, or 4TB backup drive that library will actually consume, before you buy.
Understanding NAS and server storage.
Home and small-business NAS systems are typically sized in TB, but the folders, shared drives, and individual project backups stored on them are tracked in GB — converting between the two makes capacity planning far more concrete.
Frequently Asked Questions
How many GB are in 1 TB?
1 GB equals approximately 0.000977 TB (divide by 1,024). Conversely, 1 TB equals 1,024 GB.
How much of my backup drive will a 500 GB photo library use?
On a 1 TB (1,024 GB) drive, a 500 GB library would use just under half the drive's total binary capacity, leaving roughly 524 GB free.
Can this tool convert an actual file?
This calculator converts numbers. To shrink a real file to a specific target size, use our Compress Image tool.