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Data Storage converter

gigabit to terabit

Convert gigabit (Gbit) to terabit (Tbit). Use an editable data storage converter, conversion formula, and reference table.

0.001

1 Gbit = 0.001 Tbit

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Conversion formula

Tbit = Gbit × 0.001

One gigabit equals 0.001 terabit. Multiply your value in gigabit by this factor to get terabit. For the reverse conversion, divide by the same factor.

Worked example

To convert 5 gigabit:
5 × 0.001 = 0.005 Tbit

Conversion table

gigabit (Gbit)terabit (Tbit)
0.010.00001
0.10.0001
10.001
20.002
50.005
100.01
250.025
500.05
1000.1
10001

About these measurements

Data storage expresses a number of bits or bytes.

The base reference used here is the byte. One gigabit is 125,000,000 base units; one terabit is 125,000,000,000 base units.

Important distinctions

Decimal prefixes use powers of 1,000; binary prefixes use powers of 1,024. One byte is eight bits.

Precision

The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.

Common questions

How do I convert Gbit to Tbit?

Multiply the quantity in Gbit by 0.001. You can also type the value into the converter above.

Can I reverse the conversion?

Yes. Use the swap button or open the terabit to gigabit converter.

Reference

NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.

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