Digital Storage • NIST Exact

Gigabytes Terabytes

GB → TB

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NIST Exact

Based on U.S. National Institute of Standards

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Gigabytes to Terabytes Formula

To convert from Gigabytes to Terabytes, you can use the following formula:

Terabytes = Gigabytes × NaN

This means you need to multiply your Gigabytes value by NaN to get the equivalent value in Terabytes.

GB → TB Reference Table

GB TB
0.001 GB 0.000001 TB
0.002 GB 0.000002 TB
0.003 GB 0.000003 TB
0.004 GB 0.000004 TB
0.005 GB 0.000005 TB
0.006 GB 0.000006 TB
0.007 GB 0.000007 TB
0.008 GB 0.000008 TB
0.009 GB 0.000009 TB
0.01 GB 0.00001 TB
0.02 GB 0.00002 TB
0.03 GB 0.00003 TB
0.04 GB 0.00004 TB
0.05 GB 0.00005 TB
0.06 GB 0.00006 TB
0.07 GB 0.00007 TB
0.08 GB 0.00008 TB
0.09 GB 0.00009 TB
0.1 GB 0.0001 TB
0.2 GB 0.0002 TB
0.3 GB 0.0003 TB
0.4 GB 0.0004 TB
0.5 GB 0.0005 TB
0.6 GB 0.0006 TB
0.7 GB 0.0007 TB
0.8 GB 0.0008 TB
0.9 GB 0.0009 TB
1 GB 0.001 TB
1.5 GB 0.0015 TB
2 GB 0.002 TB
2.5 GB 0.0025 TB
3 GB 0.003 TB
3.5 GB 0.0035 TB
4 GB 0.004 TB
4.5 GB 0.0045 TB
5 GB 0.005 TB
5.5 GB 0.0055 TB
6 GB 0.006 TB
6.5 GB 0.0065 TB
7 GB 0.007 TB
7.5 GB 0.0075 TB
8 GB 0.008 TB
8.5 GB 0.0085 TB
9 GB 0.009 TB
9.5 GB 0.0095 TB
10 GB 0.01 TB
11 GB 0.011 TB
12 GB 0.012 TB
13 GB 0.013 TB
14 GB 0.014 TB
15 GB 0.015 TB
16 GB 0.016 TB
17 GB 0.017 TB
18 GB 0.018 TB
19 GB 0.019 TB
20 GB 0.02 TB
25 GB 0.025 TB
30 GB 0.03 TB
35 GB 0.035 TB
40 GB 0.04 TB
45 GB 0.045 TB
50 GB 0.05 TB
55 GB 0.055 TB
60 GB 0.06 TB
65 GB 0.065 TB
70 GB 0.07 TB
75 GB 0.075 TB
80 GB 0.08 TB
85 GB 0.085 TB
90 GB 0.09 TB
95 GB 0.095 TB
100 GB 0.1 TB
120 GB 0.12 TB
125 GB 0.125 TB
130 GB 0.13 TB
140 GB 0.14 TB
150 GB 0.15 TB
160 GB 0.16 TB
175 GB 0.175 TB
180 GB 0.18 TB
200 GB 0.2 TB
225 GB 0.225 TB
250 GB 0.25 TB
275 GB 0.275 TB
300 GB 0.3 TB
350 GB 0.35 TB
400 GB 0.4 TB
450 GB 0.45 TB
500 GB 0.5 TB
600 GB 0.6 TB
700 GB 0.7 TB
750 GB 0.75 TB
800 GB 0.8 TB
900 GB 0.9 TB
1000 GB 1 TB
1200 GB 1.2 TB
1250 GB 1.25 TB
1500 GB 1.5 TB
1750 GB 1.75 TB
2000 GB 2 TB
2500 GB 2.5 TB
3000 GB 3 TB
4000 GB 4 TB
4500 GB 4.5 TB
5000 GB 5 TB
6000 GB 6 TB
7000 GB 7 TB
7500 GB 7.5 TB
8000 GB 8 TB
9000 GB 9 TB
10000 GB 10 TB
15000 GB 15 TB
20000 GB 20 TB
25000 GB 25 TB
50000 GB 50 TB
75000 GB 75 TB
100000 GB 100 TB

Values based on NIST SP 811 conversion factors

Why Convert Gigabytes to Terabytes?

Converting between gigabytes (GB) and terabytes (TB) is one of the most common digital storage conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert GB to TB saves time and prevents errors.

Digital storage conversions (GB to TB) are essential for IT professionals, content creators, and everyday computer users. Understanding the difference between bits and bytes is crucial when calculating internet speeds versus file sizes. Photographers and video editors need to convert terabytes and gigabytes to manage backups and estimate cloud storage costs. Confusion often arises between binary (1024) and decimal (1000) prefixes used by hardware manufacturers versus operating systems, leading to apparent 'missing' space on hard drives. Accurate conversion helps in planning server capacity, data transfer times, and device purchases.

How to Convert Gigabytes to Terabytes

To convert gigabytes to terabytes, use the following formula:

TB = GB × 0.001

Example: 1 GB = 0.001 TB

For example, 5 GB = 0.005 TB, 10 GB = 0.01 TB, and 100 GB = 0.1 TB. For larger values, 1000 GB = 1 TB. Conversely, 1 TB = 1000 GB. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

  • Bit vs Byte: 1 Byte = 8 Bits. Internet speed is usually bits (Mb/s), file size is Bytes (MB).
  • Base 10 vs Base 2: Hard drive makers use Base 10 (1KB=1000B), OS uses Base 2 (1KiB=1024B).
  • B vs b: MB is Megabyte, Mb is Megabit.

Pro Tips

  • Storage buying: A 1TB drive usually shows as ~930GB in Windows due to decimal/binary difference.
  • Data caps: Streaming HD video uses ~3GB/hour.
  • Backup rule: 3-2-1 rule: 3 copies, 2 media types, 1 offsite.

What is a Gigabyte?

10⁹ bytes.

Movies, RAM.

What is a Terabyte?

10¹² bytes.

Hard drives.

Frequently Asked Questions

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