Convert gigahertzs to megahertzs

1 GHz = 1000 MHz — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.

1000MHz
✓ Exact 1 GHz = 1000 MHz
More converter tools

Readable results

Ranges, ± tolerances, feet/inches and clock durations work in the value field.

Unit picker

Export this result

1 GHz = 1000 MHz
Show this value in all 12 frequency units
  • Terahertzs THz 0.001
  • Gigahertzs GHz 1
  • Megahertzs MHz 1000
  • Kilohertzs kHz 1 000 000
  • Hertzs Hz 1 000 000 000
  • Millihertzs mHz 1 000 000 000 000
  • Revolution per minutes rpm 60 000 000 000
  • Revolution per seconds rps 1 000 000 000
  • Beat per minutes bpm 60 000 000 000
  • Cycle per hours cph 3 600 000 000 000
  • Cycle per days cpd 86 400 000 000 000
  • Degree per seconds °/s 360 000 000 000

Every row is Gigahertz (GHz) converted through the hertz, in exact rational arithmetic.

How to convert gigahertzs to megahertzs

Multiply the number of gigahertzs by 1000 to get megahertzs.

The exact factor is 1000 .

Gigahertz to Megahertz conversion table

Gigahertzs (GHz) Megahertzs (MHz)
1 GHz 1000
2 GHz 2000
3 GHz 3000
5 GHz 5000
10 GHz 10 000
20 GHz 20 000
25 GHz 25 000
50 GHz 50 000
100 GHz 100 000
250 GHz 250 000
500 GHz 500 000
1000 GHz 1 000 000

Megahertz to Gigahertz conversion table

Megahertzs (MHz) Gigahertzs (GHz)
1 MHz 0.001
2 MHz 0.002
3 MHz 0.003
5 MHz 0.005
10 MHz 0.01
20 MHz 0.02
25 MHz 0.025
50 MHz 0.05
100 MHz 0.1
250 MHz 0.25
500 MHz 0.5
1000 MHz 1

Frequently asked

How many megahertzs are in a gigahertz?

One gigahertz equals 1000 megahertzs (GHz → MHz). That figure is exact, not rounded.

How do you convert gigahertzs to megahertzs?

Multiply the number of gigahertzs by 1000 to get megahertzs.

What is 1 MHz in gigahertzs?

One megahertz is 0.001 gigahertzs.

What is 10 GHz in MHz?

10 GHz = 10 000 MHz.

Related conversions

Settings

Theme

System follows your operating system and changes with it.

Text size
High contrast

Maximises text and border contrast and removes the grid background.

Graph-paper background

Round to
Notation
Thousands separators
Decimal mark
Nearest fraction

Shows the result as the nearest tape-measure fraction, with the error it costs.


Accessibility & interaction
Reduce motion Stops interface animations even when the operating system does not.
Underline links Keeps links visually distinct without relying on colour.
Larger touch targets Makes buttons and form controls easier to tap.
Shorter reading lines Limits article width for easier scanning.
Monochrome display Removes colour as an information cue.
Always-visible focus Makes the keyboard focus ring persistent and stronger.
Verbose screen-reader results Announces the complete conversion equation.
Sticky action bars Keeps converter and calculator actions within reach.
Select values on focus Replaces a value immediately when you start typing.
Left-handed mobile layout Moves key mobile actions toward the left thumb.

Your data

Settings, recent conversions and favourites live in this browser only. Nothing is sent anywhere.

Offline library