Gigabytes to Terabytes converter

1 gigabyte (GB) equals 0.001 terabytes (TB). 1 TB = 1,000 GB.

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How to convert gigabytes to terabytes

TB = GB × 0.001

Example: 5 GB × 0.001 = 0.005 TB

Gigabytes to Terabytes table

Gigabytes (GB)Terabytes (TB)
0.5 GB0.0005 TB
1 GB0.001 TB
2 GB0.002 TB
3 GB0.003 TB
4 GB0.004 TB
5 GB0.005 TB
6 GB0.006 TB
7 GB0.007 TB
8 GB0.008 TB
9 GB0.009 TB
10 GB0.01 TB
15 GB0.015 TB
20 GB0.02 TB
25 GB0.025 TB
30 GB0.03 TB
40 GB0.04 TB
50 GB0.05 TB
75 GB0.075 TB
100 GB0.1 TB
250 GB0.25 TB
500 GB0.5 TB
1,000 GB1 TB

About these units

Gigabytes (GB): A gigabyte (GB) is 1,000,000,000 bytes in the decimal (SI) system used by drive makers and network providers.

Terabytes (TB): A terabyte (TB) is 1,000,000,000,000 bytes, the unit on most hard drive and SSD labels.

Frequently asked questions

How many terabytes are in 1 gigabyte?

1 gigabyte (GB) equals 0.001 terabytes (TB).

How do I convert GB to TB?

Multiply the value in gigabytes by 0.001. For example, 5 GB × 0.001 = 0.005 TB.

How do I convert terabytes back to gigabytes?

Multiply by 1,000 (or divide by 0.001). 1 TB = 1,000 GB.

What is a gigabyte?

A gigabyte (GB) is 1,000,000,000 bytes in the decimal (SI) system used by drive makers and network providers.

Conversion factors come from exact international definitions (NIST SP 811, BIPM) where they exist. Results show up to 10 significant digits. Need every data storage unit at once? Use the Data Storage Converter.