Gigabit to Gibibyte Converter
Convert Gigabit (Gb) to Gibibyte (GiB) instantly. 1 Gb = 0.125 GiB.
Data Converter
21 units available
1 Gb = 0.125 GiB
Formula:
GiB = Gb × 0.125With your value: 1 Gb = 0.125 GiB
How big is that?
Everyday references on a logarithmic scale, all expressed in gigabit so you can sanity-check the result.
Other Gigabit to Gibibyte conversions
Gigabit to Gibibyte Conversion Table
| Gigabit (Gb) | Gibibyte (GiB) |
|---|---|
| 0.5 | 0.0625 |
| 1 | 0.125 |
| 2 | 0.25 |
| 5 | 0.625 |
| 10 | 1.25 |
| 15 | 1.875 |
| 20 | 2.5 |
| 25 | 3.125 |
| 50 | 6.25 |
| 100 | 12.5 |
| 250 | 31.25 |
| 500 | 62.5 |
| 1000 | 125 |
Gibibyte to Gigabit Conversion Table
| Gibibyte (GiB) | Gigabit (Gb) |
|---|---|
| 0.5 | 4 |
| 1 | 8 |
| 2 | 16 |
| 5 | 40 |
| 10 | 80 |
| 15 | 120 |
| 20 | 160 |
| 25 | 200 |
| 50 | 400 |
| 100 | 800 |
| 250 | 2,000 |
| 500 | 4,000 |
| 1000 | 8,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Gigabit (Gb)
Data
Decimal prefixes (kB, MB) are powers of 1000; binary prefixes (KiB, MiB) are powers of 1024 as standardised by IEC 80000-13.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
Gibibyte (GiB)
Data
Decimal prefixes (kB, MB) are powers of 1000; binary prefixes (KiB, MiB) are powers of 1024 as standardised by IEC 80000-13.
Source: IEC 80000-13:2008, Quantities and units — Part 13: Information science and technology
International Electrotechnical Commission · Reviewed 2026-07-01
How to Convert Gigabit to Gibibyte
To convert from Gigabit (Gb) to Gibibyte (GiB), multiply the value by 0.125.
Formula: GiB = Gb × 0.125
Reverse: Gb = GiB × 8
Step-by-Step Example
- Start with your value in Gigabit. For example: 5 Gb
- Multiply by the conversion factor: 5 x 0.125
- The result is: 0.625 GiB
About Gigabit
The gigabit (Gb) is a unit of digital storage. One gigabit equals 1.342177 × 10^+8 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
About Gibibyte
The gibibyte (GiB) is a unit of digital storage. One gibibyte equals 1.073742 × 10^+9 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: data calculations, engineering and science, education.
Frequently Asked Questions
How many Gibibyte are in 1 Gigabit?
There are exactly 0.125 Gibibyte in 1 Gigabit. This means the conversion factor from Gigabit to Gibibyte is 0.125.
What is the formula to convert Gigabit to Gibibyte?
The formula to convert Gigabit to Gibibyte is: GiB = Gb × 0.125. For example, to convert 10 Gigabit to Gibibyte, you would multiply 10 by 0.125.
What is a Gigabit?
The gigabit (Gb) is a unit of digital storage. One gigabit equals 1.342177 × 10^+8 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Gibibyte?
The gibibyte (GiB) is a unit of digital storage. One gibibyte equals 1.073742 × 10^+9 bytes. UnitConvertLab converts it against every other data unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Gigabit?
The Gigabit is commonly used in data calculations, engineering and science, education.
Related Data Conversions
Cite this page
UnitConvertLab. (2026). Gigabit to Gibibyte converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/gigabit-to-gibibyte