GB to TB Converter

Conversion formula

1 GB = 0.001 TB

Drive and cloud storage sizes jump from gigabytes to terabytes. Because drive makers use 1 TB = 1,000 GB and operating systems often use 1,024, a new drive always looks smaller than advertised.

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GB

terabytes

1 TB · 0.97656 TB binary

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How to convert gigabytes to terabytes

  1. 1

    There are 1,000 gigabytes in 1 terabyte, so divide by 1,000.

  2. 2

    Example: 1,000 ÷ 1,000 = 1 TB.

  3. 3

    Example: In binary units (1,024 instead of 1,000): 1,000 × 0.00097656 = 0.97656 TB.

GB to TB conversion chart

GBTB
128 GB0.128 TB
256 GB0.256 TB
500 GB0.5 TB
512 GB0.512 TB
1,000 GB1 TB
1,024 GB1.024 TB
2,000 GB2 TB
4,000 GB4 TB

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Frequently asked questions

How do I convert gigabytes to terabytes?

There are 1,000 gigabytes in 1 terabyte, so divide by 1,000. For example, 1,000 GB = 1 TB.

How many terabytes are in one gigabyte?

One gigabyte equals 0.001 terabytes in decimal units, or 0.0009766 TB in binary units.

Why are there two answers for data sizes?

Storage makers, networks and the SI standard use powers of 1,000 (1 GB = 1,000 MB). Windows and many apps count in powers of 1,024, which are strictly gibibytes and mebibytes. That is why a 1 TB drive shows up as about 931 GB on a Windows PC.