Gigawatt Conversions

1 Gigawatt =
1,341,022.1 Horsepower
(rounded to 8 digits)
A gigawatt is 1 billion watts. The total electricty generating capacity of the United States is about 1,100 gigawatts. Great Scott! The time machine from "Back to the Future" required 1.21 gigawatts.
Mechanical horsepower is commonly used to measure the maximum power of a car's engine in the United States or the UK. It is approximately equal to 746 watts.