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Convert tb to gb

1 terabyte equals 1,000 gigabytes. Enter a value below to convert instantly.

1 TB
1,000 GB

Multiply the number of terabytes by 1000 to get gigabytes. How this is calculated

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Need the other direction? Convert gigabyte to terabyte →

Formula

Multiply the number of terabytes by 1000 to get gigabytes.

Step by step

  1. Start with 1 TB.
  2. Multiply by the conversion factor 1000.
  3. 1 × 1000 = 1,000 GB.

Terabytes to Gigabytes conversion table

Terabytes (TB) Gigabytes (GB)
1 1,000
2 2,000
5 5,000
10 10,000
50 50,000
100 100,000
500 500,000
1,000 1,000,000

Convert Terabyte to other data storage units

1 TB expressed in every other data storage unit on this site.

  • Bit bit 8,000,000,000,000
  • Nibble nibble 2,000,000,000,000
  • Kilobit kbit 8,000,000,000
  • Megabit Mbit 8,000,000
  • Gigabit Gbit 8,000
  • Terabit Tbit 8
  • Petabit Pbit 0.008
  • Exabit Ebit 0.000008
  • Kibibit Kibit 7,812,500,000
  • Mebibit Mibit 7,629,394.5
  • Gibibit Gibit 7,450.5806
  • Byte B 1,000,000,000,000
  • Kilobyte KB 1,000,000,000
  • Megabyte MB 1,000,000
  • Gigabyte GB 1,000
  • Petabyte PB 0.001
  • Exabyte EB 0.000001
  • Zettabyte ZB 1e-9
  • Yottabyte YB 1e-12
  • Kibibyte KiB 976,562,500
  • Mebibyte MiB 953,674.32
  • Gibibyte GiB 931.32257
  • Tebibyte TiB 0.9094947
  • Pebibyte PiB 0.00088817842
  • Exbibyte EiB 8.6736174e-7
  • Zebibyte ZiB 8.4703295e-10
  • Yobibyte YiB 8.2718061e-13
  • Word (16-bit) word 500,000,000,000
  • Double Word (32-bit) dword 250,000,000,000
  • Quad Word (64-bit) qword 125,000,000,000
  • Block block 1,953,125,000
  • Floppy Disk (3.5", HD) FD 1.44MB 678,168.4
  • Floppy Disk (3.5", DD) FD 720KB 1,356,336.8
  • Floppy Disk (3.5", ED) FD 2.88MB 339,084.2
  • Floppy Disk (5.25", DD) FD 360KB 2,712,673.6
  • Floppy Disk (5.25", HD) FD 1.2MB 813,802.08
  • Zip 100 Zip 100 9,956.9985
  • Zip 250 Zip 250 3,989.78
  • Jaz 2 GB Jaz 2GB 465.66129
  • CD (74 minute) CD 650MB 1,467.1913
  • CD (80 minute) CD 700MB 1,362.3919
  • DVD (1 layer, 1 side) DVD 4.7GB 212.76596
  • DVD (2 layer, 1 side) DVD 8.5GB 117.64706
  • DVD (1 layer, 2 side) DVD 9.4GB 106.38298
  • DVD (2 layer, 2 side) DVD 17GB 58.823529
  • Blu-ray (single layer) BD 25GB 40

About the terabyte

The terabyte (TB) is a Metric unit of data storage.

About the gigabyte

The gigabyte (GB) is a Metric unit of data storage.

Where this conversion is used

Converting terabytes to gigabytes comes up when sizing drives, files, backups, and memory. Decimal units (KB, MB, GB) and binary units (KiB, MiB, GiB) differ, which is why a labeled drive shows less space in your operating system.

Related conversions

Frequently asked questions

How many gigabytes are in a terabyte?

One terabyte equals 1,000 gigabytes.

How do you convert terabytes to gigabytes?

Multiply the number of terabytes by 1000 to get gigabytes.

What is 1 gigabyte in terabytes?

One gigabyte equals 0.001 terabytes.

When would I convert terabytes to gigabytes?

This conversion is common when sizing drives, files, backups, and memory.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.