How to convert gibibytes to mebibytes
MiB = GiB × 1,024Multiply the value in gibibytes by 1,024. To go the other way, multiply by 0.0009765625 (or divide by 1,024).
A gibibyte is larger than a mebibyte: one gibibyte contains 1,024 mebibytes.
Worked examples
- 1 gibibyte1 GiB × 1,024 = 1,024 MiB
- 5 gibibytes5 GiB × 1,024 = 5,120 MiB
- 10 gibibytes10 GiB × 1,024 = 10,240 MiB
- 20 gibibytes20 GiB × 1,024 = 20,480 MiB
- 100 gibibytes100 GiB × 1,024 = 102,400 MiB
Gibibytes to mebibytes conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Gibibytes (GiB) | Mebibytes (MiB) |
|---|---|
| 0.1 GiB | 102.4 MiB |
| 0.25 GiB | 256 MiB |
| 0.5 GiB | 512 MiB |
| 1 GiB | 1,024 MiB |
| 2 GiB | 2,048 MiB |
| 3 GiB | 3,072 MiB |
| 4 GiB | 4,096 MiB |
| 5 GiB | 5,120 MiB |
| 6 GiB | 6,144 MiB |
| 7 GiB | 7,168 MiB |
| 8 GiB | 8,192 MiB |
| 9 GiB | 9,216 MiB |
| 10 GiB | 10,240 MiB |
| Gibibytes (GiB) | Mebibytes (MiB) |
|---|---|
| 12 GiB | 12,288 MiB |
| 15 GiB | 15,360 MiB |
| 20 GiB | 20,480 MiB |
| 25 GiB | 25,600 MiB |
| 30 GiB | 30,720 MiB |
| 40 GiB | 40,960 MiB |
| 50 GiB | 51,200 MiB |
| 75 GiB | 76,800 MiB |
| 100 GiB | 102,400 MiB |
| 250 GiB | 256,000 MiB |
| 500 GiB | 512,000 MiB |
| 1,000 GiB | 1,024,000 MiB |
About the units
Gibibyte (GiB)
1,073,741,824 bytes (2³⁰). What Windows calls “GB”. One gibibyte equals 8,589,934,592 bits (b).
Mebibyte (MiB)
1,048,576 bytes (2²⁰). Windows labels this “MB”. One mebibyte equals 8,388,608 bits (b).
Frequently asked questions
How many mebibytes are in one gibibyte?
There are 1,024 mebibytes in one gibibyte, and this value is exact by definition.
How do I convert gibibytes to mebibytes?
Multiply the number of gibibytes by 1,024. For example, 10 GiB × 1,024 = 10,240 MiB.
How many gibibytes are in one mebibyte?
One mebibyte equals 0.0009765625 gibibytes. That is the reverse factor, 1 ÷ 1,024.
What is 10 gibibytes in mebibytes?
10 GiB = 10,240 MiB.
Is this GiB to MiB converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.