Formula
GHz to THz conversion formula
Use this relationship for a direct conversion:
THz = GHz x 0.001
Worked example
2 GHz = 0.002 THz.
All SI prefix conversions are exact; rpm assumes each revolution is one complete cycle.
Frequency conversion
Convert Gigahertz to Terahertz
1 gigahertz (GHz) equals 0.001 terahertz (THz). Enter any value below to convert from GHz to THz.
Enter a value and choose units. Results update instantly.
1 GHz = 0.001 THz
All Frequency units
From 1 GHz| Unit | Value |
|---|---|
| Millihertz mHz | 1e12 |
| Hertz Hz | 1,000,000,000 |
| Kilohertz kHz | 1,000,000 |
| Megahertz MHz | 1,000 |
| Gigahertz GHz | 1 |
| Terahertz THz | 0.001 |
| Revolution per minute rpm | 60,000,000,000 |
Recent conversions
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Quick reference
Gigahertz to Terahertz table
| Gigahertz (GHz) | Terahertz (THz) |
|---|---|
| 0.01 | 0.00001 |
| 0.1 | 0.0001 |
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 1,000 | 1 |
From unit
About the gigahertz
One billion hertz.
Symbol: GHz
To unit
About the terahertz
One trillion hertz.
Symbol: THz
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Related conversions
Source
Conversion standard
Definitions are checked against BIPM SI Brochure: hertz. Calculations use full internal precision before display rounding.
View the complete frequency converterQuestions
GHz to THz FAQ
How do you convert gigahertz to terahertz?
Use the formula THz = GHz x 0.001. 1 gigahertz (GHz) equals 0.001 terahertz (THz).
Is the GHz to THz conversion exact?
Both unit definitions use exact factors. Only the displayed decimal may be rounded.