The traditional PC layout might not be the best: unusual GPU placement cuts temperatures by 17°C

The experiment was carried out by TrashBench, which used an Asus ROG Strix RTX 3080 inside a dual-chamber case. The cooling ...
Ars Technica

An intersting experiment with cpu fan setting...

i set my cpu fan to blow the air outward, rather than blow the air into the heatsink. not only that cpu temp "did not" change, but at the same time the RPM for chassis fun pwr fun, and cpu fan dropped ...