Gigabits to Megabits Converter
1 gigabit = 1,000 megabits
1 gigabit equals 1,000 megabits
How to convert gigabits to megabits
Lowercase b means bit; uppercase B means byte (8 bits). Decimal kB, MB and GB use powers of 1000; binary KiB, MiB and GiB use powers of 1024. Choose the label that matches the source measurement.
Mb = Gb × 1000One gigabit is 1000 megabits, so a single multiplication converts any value.
10,000 Mb = 10 × 1000Gigabits to megabits conversion table
Common values in gigabits, converted to megabits.
| Gigabits (Gb) | Megabits (Mb) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 4 | 4,000 |
| 8 | 8,000 |
| 16 | 16,000 |
| 32 | 32,000 |
| 64 | 64,000 |
| 128 | 128,000 |
| 256 | 256,000 |
| 512 | 512,000 |
| 1,024 | 1,024,000 |
About these units
gigabitGb
Exactly 1,000,000,000 bits.
megabitMb
Exactly 1,000,000 bits. Internet speeds are quoted in megabits per second.
Sources and precision
Table results are rounded to 8 significant digits; formula constants may be rounded to 10. Worked example answers use 6 significant digits. The converter starts at 6 significant digits and lets you change display precision. Calculations use the stored factors without intermediate rounding. Exact unit definitions do not make an input measurement more precise; conventional and measured factors follow the assumptions stated here.