Convert Hz to GHz
Hertz to gigahertz. Enter a value to convert, or use the Hz to GHz chart further down the page.
1 hertz equals 1e-9 gigahertz. Going the other way, 1 gigahertz = 1,000,000,000 hertz.
How to convert Hz to GHz
To convert hertz to gigahertz, multiply the hertz value by 1e-9. You can also divide by 1000000000 to get the same answer.
GHz = Hz × 1e-9
Worked example
Convert 15 Hz to gigahertz:
15 Hz = 1.5e-8 GHz
Hz to GHz conversion chart
Use this Hz to GHz table for quick reference without typing anything.
| hertz (Hz) | gigahertz (GHz) |
|---|---|
| 0.01 Hz | 1e-11 GHz |
| 0.1 Hz | 1e-10 GHz |
| 1 Hz | 1e-9 GHz |
| 2 Hz | 2e-9 GHz |
| 3 Hz | 3e-9 GHz |
| 5 Hz | 5e-9 GHz |
| 10 Hz | 1e-8 GHz |
| 20 Hz | 2e-8 GHz |
| 50 Hz | 5e-8 GHz |
| 100 Hz | 0.0000001 GHz |
| 1,000 Hz | 0.000001 GHz |
What is a hertz?
The hertz is the SI unit of frequency: one cycle per second.
What is a gigahertz?
A gigahertz is one billion cycles per second — the unit used for CPU clock speeds and Wi-Fi bands.
Frequently asked questions
How many GHz are in a hertz?
1 Hz equals 1e-9 GHz. Going the other way, 1 GHz is 1,000,000,000 Hz.
How do you convert Hz to GHz?
To convert hertz to gigahertz, multiply the hertz value by 1e-9. You can also divide by 1000000000 to get the same answer.
What is 10 Hz in GHz?
10 Hz equals 1e-8 GHz. The conversion chart on this page lists the other values people look up most often.
Related frequency conversions
Convert Hz to other units
Convert other units to GHz
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