Gigahertz to megahertz
Multiply gigahertz by 1,000 to get megahertz.
2.4 GHz = 2,400 MHz
How to convert gigahertz to megahertz
The megahertz is one million hertz (10⁶ Hz). The gigahertz is one billion hertz (10⁹ Hz).
Worked example — 2.4 GHz: 2.4 × 1,000 = 2,400 MHz.
Gigahertz to megahertz table
| Gigahertz | Megahertz |
|---|---|
| 0.5 GHz | 500 MHz |
| 1 GHz | 1,000 MHz |
| 1.4 GHz | 1,400 MHz |
| 2 GHz | 2,000 MHz |
| 2.4 GHz | 2,400 MHz |
| 3 GHz | 3,000 MHz |
| 4 GHz | 4,000 MHz |
| 5 GHz | 5,000 MHz |
| 5.8 GHz | 5,800 MHz |
Reverse and related
About gigahertz and megahertz
Gigahertz (GHz)
1 GHz = 1,000 MHzDefinition. One billion hertz (10⁹ Hz)
History and origin
The gigahertz is one billion hertz, reached by processors and wireless systems as electronics grew faster. Modern chips and Wi-Fi operate at gigahertz frequencies.
Current use
Gigahertz describe CPU clock speeds and Wi-Fi and mobile radio bands.
Source: BIPM SI Brochure (2019); ISO 80000-3
Megahertz (MHz)
1 MHz = 0.001 GHzDefinition. One million hertz (10⁶ Hz)
History and origin
The megahertz is one million hertz, the scale of radio broadcasting and early computer processors. It marked the clock speed of personal computers into the 1990s.
Current use
Megahertz are used for radio frequencies and were long the unit for processor clock speeds.
Source: BIPM SI Brochure (2019); ISO 80000-3
Where people use this
Gigahertz: CPU and Wi-Fi, processor speeds. Megahertz: radio, CPU clocks (older). 2.4 GHz is 2400 MHz.
Every value is carried to full double precision; the display is rounded.
Both units are defined in BIPM SI Brochure (2019); ISO 80000-3.
Questions people ask
How many MHz is 2.4 GHz?
2.4 GHz is 2400 MHz.
How many MHz in a GHz?
One gigahertz is 1000 megahertz.
How many MHz is 5 GHz?
5 GHz is 5000 MHz.