Nope, I don't touch anything else. This is essentially telling the GPU, don't use more than this power at all, it'll automagically figure out the best configura

Nope, I don't touch anything else. This is essentially telling the GPU, don't use more than this power at all, it'll automagically figure out the best configuration and all that. I've ran those power-limited rigs for 24/7 for many weeks, no issues at all and reduced heat is a nice side effect.