How do you convert gibibytes to gigabits?

To convert gibibytes (GiB) to gigabits (Gb), multiply the data size in gibibytes by 8.58993 (gigabits = gibibytes × 8.58993).

What is 5 gibibytes in gigabits?

5 gibibytes (5 GiB) is equal to 42.94967 gigabits (42.94967 Gb).

Which is larger, 1 gibibyte (binary) (GiB) or 1 gigabit (Gb)?

One gibibyte (binary) (GiB) is larger than one gigabit (Gb). Specifically, 1 GiB contains 8.58993 Gb, whereas 1 Gb is 0.11642 GiB.

How do I convert back from gigabits (Gb) to gibibytes (GiB)?

To reverse the calculation from Gb to GiB, multiply your gigabit value by the inverse factor 0.11642 (or divide by 8.58993). You can also click the Swap button in the tool above to flip directions in one click.

Are there regional or standard differences when converting GiB and Gb?

Decimal SI (Base-10) vs. Binary IEC (Base-2) & Bits vs. Bytes: Networking speeds and storage drive manufacturers use SI decimal prefixes (1 kB = 1,000 bytes, 1 MB = 1,000,000 bytes, 1 GB = 10⁹ bytes), whereas operating systems and RAM often report binary IEC prefixes (1 KiB = 1,024 bytes, 1 MiB = 1,048,576 bytes, 1 GiB = 1,073,741,824 bytes). Also note that lowercase 'b' denotes bits while uppercase 'B' denotes Bytes (1 Byte = 8 bits).

Gibibytes to Gigabits Converter

Enter the data size in gibibytes below to convert it to gigabits.

Gigabits to Gibibytes (Gb → GiB)

Convert Gibibytes to Gigabits

Enter a value in gibibytes (GiB) to convert to gigabits (Gb).

Value (GiB)

From

Result

•

42.94967296gigabits

5 GiB = 42.94967296 Gb

Result updates automatically

Get Widget

Suggested Conversions

Reference:NIST / IEC (IEC 80000-13 Binary Prefixes)

[1–3] ↓

Gibibyte to Gigabit Conversion Table

Table showing various gibibyte measurements converted to gigabits. Click any preset value or arrow to load it into the converter.

Gibibytes (GiB)	Gigabits (Gb)
1 GiB	8.5899346 Gb
2 GiB	17.1798692 Gb
2.5 GiB	21.4748365 Gb
5 GiB	42.949673 Gb
10 GiB	85.8993459 Gb
15 GiB	128.8490189 Gb
20 GiB	171.7986918 Gb
25 GiB	214.7483648 Gb
30 GiB	257.6980378 Gb
50 GiB	429.4967296 Gb

How to Convert Gibibytes to Gigabits

To convert gibibytes to gigabits, multiply the data size by the following conversion ratio: 8.5899346 gigabits/gibibyte.

Since one gibibyte is equal to 8.5899346 gigabits, you can use this simple formula to convert:

gigabits = gibibytes × 8.5899346

The data size in gigabits is equal to the data size in gibibytes multiplied by 8.5899346.

For example, here's how to convert 5 gibibytes to gigabits using the formula above.

gigabits = (5 GiB × 8.5899346) = 42.949673 Gb

How Many Gigabits Are in a Gibibyte?

There are 8.5899346 gigabits in a gibibyte, which is why we use this value in the formula above.

1 GiB = 8.5899346 Gb|1 Gb = 0.1164153 GiB

Our gibibyte to gigabit calculator automatically converts your data size measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

Gibibytes and gigabits are both units used to measure data size. Keep reading to learn more about each unit.

What Is a Gibibyte?

A gibibyte is a unit of data size equal to 1,073,741,824 bytes (B), the base unit for data size. IEC binary standard: 1,073,741,824 bytes (2³⁰ B). [1]

The gibibyte is classified as an IEC binary unit of data size. Gibibytes can be abbreviated as GiB; for example, 1 gibibyte can be written as 1 GiB.

When working with gibibytes (GiB) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, gibibytes (GiB) are widely used across large-scale industrial, bulk, and macro-level data size specifications within IEC binary workflows, engineering documentation, and technical data sheets.

Learn more about gibibytes in our Digital Storage Converter.

What Is a Gigabit?

A gigabit is a unit of data size equal to 125,000,000 bytes (B), the base unit for data size. Equal to 1,000,000,000 bits (125 MB). [2]

The gigabit is classified as a metric and SI-compatible unit of data size. Gigabits can be abbreviated as Gb; for example, 1 gigabit can be written as 1 Gb.

In the metric system, "giga" is the standard SI prefix for billions, or 10⁹. This makes the gigabit (Gb) a convenient decimal multiple of the byte (B).

In practice, gigabits (Gb) are widely used across large-scale industrial, bulk, and macro-level data size specifications within SI metric workflows, engineering documentation, and technical data sheets.

Learn more about gigabits in our Digital Storage Converter.

When converting data size between gibibytes (GiB) and gigabits (Gb), keep full floating-point precision (1 GiB = 8.5899346 Gb; 1 Gb = 0.1164153 GiB) during intermediate calculations and round only the final gigabit figure to match your instrument tolerance.

More Gibibyte & Gigabit Conversions

Need to calculate in the opposite direction? Use our gigabits to gibibytes calculator to switch your starting unit immediately. You can also explore related tools such as converting gigabits to gibibytes, converting gibibytes to gigabytes, or converting megabytes to gigabytes.

Convert from Gibibytes

Convert to Gigabits

Frequently Asked Questions

There are 8.58993 gigabits (Gb) in 1 gibibyte (GiB). Conversely, 1 gigabit (Gb) is equal to 0.11642 gibibytes (GiB).

Digital Storage Converter

Quick Info

Direct Factor: 1 gibibyte (binary) (GiB) equals 8.58993 gigabits (Gb).
Inverse Factor: 1 gigabit (Gb) equals 0.11642 gibibytes (GiB).
Formula: gigabits = gibibytes × 8.58993.
Standard Note: Decimal SI (Base-10) vs. Binary IEC (Base-2) & Bits vs. Bytes: Networking speeds and storage drive manufacturers use SI decimal prefixes (1 kB = 1,000 bytes, 1 MB = 1,000,000 bytes, 1 GB = 10⁹ bytes), whereas operating systems and RAM often report binary IEC prefixes (1 KiB = 1,024 bytes, 1 MiB = 1,048,576 bytes, 1 GiB = 1,073,741,824 bytes). Also note that lowercase 'b' denotes bits while uppercase 'B' denotes Bytes (1 Byte = 8 bits).

Units Comparison

Gibibyte (Binary) (GiB)

IEC binary standard: 1,073,741,824 bytes (2³⁰ B).

Gigabit (Gb)

Equal to 1,000,000,000 bits (125 MB).

Byte (B)

8 binary bits.

References

[1]NIST / IEC · IEC 80000-13 Binary Prefixes
Source
[2]BIPM · SI Decimal Prefixes (k, M, G, T, P)
Source
[3]NIST CUU · SI Prefixes & Decimal Multiples
Source

Related Categories

Add This Calculator to Your Site

Free HTML widget · 4 embed formats

Embed the interactive Gibibytes to Gigabits converter on your blog, classroom, or documentation page.

Customize & Get Embed Code

References

NIST · BIPM · ISO

[1]
NIST / IEC (IEC 80000-13 Binary Prefixes)·Digital Storage Metrology Standard — Gibibytes (GiB) to Gigabits (Gb)
NIST / IEC Standard
[2]
BIPM (SI Decimal Prefixes (k, M, G, T, P))·Unit Specifications: Gibibyte (Binary) (GiB) & Gigabit (Gb)
BIPM Specification
[3]
NIST CUU (SI Prefixes & Decimal Multiples)·Conversion Factors & Mathematical Basis (GiB to Gb)
NIST CUU Reference

Measurement Navigator78 Categories9 Scientific Domains

Browse All 78 Measurement Categories

A–Z Directory →Sitemap

Common ConvertersEveryday metric, imperial, and US customary converters for length, weight, volume, temperature, area, pressure, energy, speed, time, and data.