Megahertz to gigahertz
Multiply megahertz by 0.001 to get gigahertz.
2,000 MHz = 2 GHz
How to convert megahertz to gigahertz
The gigahertz is one billion hertz (10⁹ Hz). The megahertz is one million hertz (10⁶ Hz).
Worked example — 2,000 MHz: 2,000 × 0.001 = 2 GHz.
Megahertz to gigahertz table
| Megahertz | Gigahertz |
|---|---|
| 100 MHz | 0.1 GHz |
| 500 MHz | 0.5 GHz |
| 1,000 MHz | 1 GHz |
| 1,400 MHz | 1.4 GHz |
| 2,000 MHz | 2 GHz |
| 2,400 MHz | 2.4 GHz |
| 3,000 MHz | 3 GHz |
| 5,000 MHz | 5 GHz |
| 5,800 MHz | 5.8 GHz |
Reverse and related
About megahertz and gigahertz
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
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
Where people use this
Megahertz: radio, CPU clocks (older). Gigahertz: CPU and Wi-Fi, processor speeds. 2400 MHz is 2.4 GHz — the Wi-Fi band.
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 GHz is 2400 MHz?
2400 MHz is 2.4 GHz — the common Wi-Fi band.
How many MHz in a GHz?
One gigahertz is 1000 megahertz.
How many GHz is 5000 MHz?
5000 MHz is 5 GHz.