Thanks all for the advise, going from the recommendations here and few articles from the net, its best to go neutral
or slight negative pressure then : Intake from the front then letting TOP & REAR push out.
Then that's a shame as the Ryzen 7 & 9 doesn't have IG....there's no reason to buy AMD then!!
What happens if something happens to your dedicated GPU, how can you troubleshoot if you can't access bios screen?