does anyone know in a Chevy silverado 1500 how much power does the 6.0 litter have?

[Kardashian]

I'm thinking of buying a chevy silverado its a 2003, it says it has the 6.0 litter in it, which is gasoline, now like compared to the 5.7 hemi in a dodge, or v-8 magnum, what has the most power?