GB to Mb Converter

Convert Gigabyte (GB) to Megabit (Mb) and vice versa.

Gigabyte (GB)
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Megabit (Mb)

Conversion Result

1 GB
= 8,000 Mb
~ 8 × 103 Mb

How to convert Gigabyte to Megabit (GB to Mb)

Source :
Target :
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  • Kib
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  • GB
  • GiB
  • Tb
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"Gigabyte (GB) to Megabit (Mb) Diagram"

Gigabyte (GB) and Megabit (Mb) measure digital information using different base units. Megabit is based on bits, while Gigabyte is based on bytes. Converting between them requires accounting for the relationship that 1 Byte equals 8 Bits.

Follow these steps to derive the conversion factor and formula.

1. Find the source unit (Gigabyte) value in bits

The Gigabyte is a decimal unit. It is defined as 1000^3 bytes, which equals 1000000000 bytes. Since 1 Byte = 8 bits, multiply the number of Bytes by 8 to express the value in bits.

1 GB=1,0003 B×8 =8,000,000,000 bit1\,\mathrm{GB} = 1,000^{3} \,\mathrm{B} \times 8\, = 8,000,000,000\,\mathrm{bit}

2. Find the target unit (Megabit) value in bits

The Megabit is a decimal unit. It is defined as 1000^2 bits, which equals 1000000 bits.

1 Mb=1,0002 bit=1,000,000 bit1\,\mathrm{Mb} = 1,000^{2} \,\mathrm{bit} = 1,000,000\,\mathrm{bit}

3. Calculate the Conversion Factor

One Gigabyte is equal to 8000000000 bits, while one Megabit equals 1000000 bits. The conversion factor is obtained by dividing the value of 1 source unit (in bits) by the value of 1 target unit (in bits).

1 GB1 Mb=8,000,000,000 bit1,000,000 bit=8,000,000,0001,000,000\dfrac{ 1\,\mathrm{GB} }{ 1\,\mathrm{Mb} } = \dfrac{ 8,000,000,000\,\mathrm{bit} }{ 1,000,000\,\mathrm{bit} } = \dfrac{ 8,000,000,000 }{ 1,000,000 }

4. Simplify the Fraction

The fraction can be simplified by dividing both the numerator and denominator by 1,000,000, giving the exact conversion factor.

8,000,000,0001,000,000=8,000,000,000÷1,000,0001,000,000÷1,000,000=8,0001\dfrac{ 8,000,000,000 }{ 1,000,000 } = \dfrac{ 8,000,000,000\div 1,000,000 }{ 1,000,000\div 1,000,000 } = \dfrac{ 8,000 }{ 1 }

5. Decimal Approximation

The exact factor is 8000/1. The decimal result is shown to 30 places or fewer when the division terminates earlier.

8,0001≈8000\dfrac{ 8,000 }{ 1 } \approx 8000

6. Derive the conversion formula

The conversion factor from Gigabyte (GB) to Megabit (Mb) is 8000. Therefore, any value in Gigabyte can be converted to Megabit by multiplying it by this factor.

x GB=x×8000 Mb\boxed{ x\,\mathrm{GB} = x\times 8000\,\mathrm{Mb} }

7. Conversion Formula

Multiply the number of Gigabytes by 8,000 to obtain the equivalent value in Megabits.

Megabit=Gigabyte × 8,000\text{Megabit} = \text{Gigabyte}\ \times\ 8,000

Examples

1. Convert 15 Gigabyte to Megabit

15 GB=15×8,000=120,000 Mb15\ \text{GB} \\ = 15 \times 8,000 \\ = 120,000\ \text{Mb}

2. Convert 75 Gigabyte to Megabit

75 GB=75×8,000=600,000 Mb75\ \text{GB} \\ = 75 \times 8,000 \\ = 600,000\ \text{Mb}

Gigabyte (GB) to Megabit (Mb) Conversion Table

The table below displays commonly used Gigabyte (GB) values and their equivalent values in Megabit (Mb).

Gigabyte (GB)
Megabit (Mb)
1 GB
8,000 Mb
2 GB
16,000 Mb
5 GB
40,000 Mb
8 GB
64,000 Mb
10 GB
80,000 Mb
50 GB
400,000 Mb
100 GB
800,000 Mb
250 GB
2,000,000 Mb
256 GB
2,048,000 Mb
500 GB
4,000,000 Mb
512 GB
4,096,000 Mb
1000 GB
8,000,000 Mb
1024 GB
8,192,000 Mb
2000 GB
16,000,000 Mb
2048 GB
16,384,000 Mb
3000 GB
24,000,000 Mb
4000 GB
32,000,000 Mb
5000 GB
40,000,000 Mb
10000 GB
80,000,000 Mb
200000 GB
1,600,000,000 Mb

Definitions of Gigabyte and Megabit

The following definitions explain what Gigabyte and Megabit mean and how they are used to measure digital data.

Gigabyte (GB)

decimal
One Gigabyte is equal to 109 or 10003 Bytes. Gigabyte is a decimal unit defined as per SI standard. 1 Gigabyte = 1000 Megabytes. The unit symbol for Gigabyte is GB. Gigabyte is not same as Gibibyte (GiB) that contains 1024^3 bytes. 1000 Gigabytes = 1 Terabyte (TB).

Megabit (Mb)

decimal
One Megabit is equal to 106 or 10002 Bits. Megabit is a decimal unit defined as per SI standard. 1 Megabit = 1000 Kilobits. The unit symbol for Megabit is Mbit or Mb. Megabit is not same as Mebibit (Mib) that contains 10242 bits. 1000 Megabits = 1 Gigabit (Gbit).

Gigabyte (GB) vs Megabit (Mb)

1 GB = 8,000 Mb
1 Mb = 0.000125 GB

Both Gigabyte (GB) and Megabit (Mb) are part of the decimal (SI/base-10) system used to measure digital data. This system uses powers of 1000 and is commonly used for file sizes, storage capacity, and data transfer rates. Note that Gigabyte (GB) and Megabit (Mb) measure bytes and bits respectively. Since 1 Byte = 8 bits, conversions between them involve this factor.

Name
Gigabyte
Megabit
Symbol
GB
Mb
Size
Larger
Smaller
Value
1,0003 Bytes
(1,000,000,000 Bytes)
1,0002 Bits
(1,000,000 Bits)
Relation
1 GB = 8,000 Mb
1 Mb = 0.000125 GB
Type
decimal (SI)
decimal (SI)

Gigabyte (GB) to Other Unit Converters

Quickly access converters from Gigabyte (GB) to all other data units.

FAQs

  • How many Megabits are in a Gigabyte?

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    One Gigabyte (GB) is equal to 8,000 Megabit (Mb).

  • How many Gigabytes are in a Megabit?

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    One Megabit (Mb) is equal to 0.000125 Gigabyte (GB).

  • How many times larger is a Gigabyte than a Megabit?

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    A Gigabyte is 8,000 times larger than a Megabit.

  • Are Gigabytes and Megabits decimal or binary units?

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    Both Gigabyte and Megabit are decimal (SI) units based on powers of 1,000.