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Enter your value above to convert gigawatts to watts or vice versa.
Real-World Examples
The Uses of Gigawatts to Watts Conversion
The gigawatt is the scale power plants and wind farms are rated at, so this conversion is most useful when sizing individual generators or turbines against a utility-scale capacity target.
Rating a Large Power Plant's Generation Capacity
Utility engineers who design a power plant's individual generator units, rated in watts, convert the plant's combined capacity into gigawatts to match standard utility-scale capacity reporting.
Comparing Nuclear Plant Output to Regional Demand
Energy planners who know a region's peak demand in watts from grid monitoring convert the figure into gigawatts to compare against a nuclear or large thermal plant's rated gigawatt-scale output.
Sizing Offshore Wind Farm Capacity
Renewable energy developers who total the rated output of hundreds of individual turbines, each specified in watts, convert the wind farm's combined capacity into gigawatts to match utility-scale project proposals.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (W) |
|---|---|---|
| 1 GW to W | 1 × 1000000000.0 | 1,000,000,000.00 W |
| 2 GW to W | 2 × 1000000000.0 | 2,000,000,000.00 W |
| 3 GW to W | 3 × 1000000000.0 | 3,000,000,000.00 W |
| 5 GW to W | 5 × 1000000000.0 | 5,000,000,000.00 W |
| 10 GW to W | 10 × 1000000000.0 | 10,000,000,000.00 W |
| 20 GW to W | 20 × 1000000000.0 | 20,000,000,000.00 W |
| 50 GW to W | 50 × 1000000000.0 | 50,000,000,000.00 W |
| 100 GW to W | 100 × 1000000000.0 | 100,000,000,000.00 W |
| 500 GW to W | 500 × 1000000000.0 | 500,000,000,000.00 W |
Got Questions?
Frequently Asked Questions
How many watts are in 1 gigawatt?
1 gigawatt equals 1e+09 watts, a figure useful for anyone working at the power plant and regional grid capacity ratings scale.
How many gigawatts are in 1 watt?
1 watt equals approximately 1e-09 gigawatts, which puts the size of a single watt into perspective against the gigawatt.
Why would anyone convert gigawatts to watts?
This conversion is mostly used in utility-scale energy planning, such as comparing a power plant or wind farm's rated capacity against individual generator or turbine specifications.
Just how big is a gigawatt compared to a watt?
A gigawatt is far larger: it takes a billion (1,000,000,000) watts to equal just one gigawatt.