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Convert Gigahertz to Megahertz

1 gigahertz = 1,000 megahertz. Multiply the number of gigahertz by 1000.

Result
1,000

1 GHz = 1,000 MHz

Multiply the number of gigahertz by 1000.

Results are rounded for display. Double-check values for critical work.

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Popular frequency conversions

Gigahertz to Megahertz table

GigahertzMegahertz
1 GHz1,000 MHz
2 GHz2,000 MHz
3 GHz3,000 MHz
4 GHz4,000 MHz
5 GHz5,000 MHz
10 GHz10,000 MHz
20 GHz20,000 MHz
25 GHz25,000 MHz
50 GHz50,000 MHz
100 GHz100,000 MHz
500 GHz500,000 MHz
1000 GHz1,000,000 MHz

About these units

The gigahertz (GHz) is a metric unit of frequency, equal to 1,000,000,000 hertz.

The megahertz (MHz) is a metric unit of frequency, equal to 1,000,000 hertz.

Going the other way, 1 megahertz = 0.001 gigahertz. Processor clocks in gigahertz, engine speeds in RPM, radio in megahertz — frequency is the same quantity with wildly different scales. Convert them here.

Frequently asked

How many megahertz are in a gigahertz?
1 gigahertz = 1,000 megahertz.
How do you convert gigahertz to megahertz?
Multiply the number of gigahertz by 1000.
What is 10 GHz in MHz?
10 GHz = 10,000 MHz.

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