Quote from Scataphagos:
I have an X38 mobo... My NVS 295s run either about 50-52C or 58-60C... Nvidia claims "our video cards are designed to run at high temps... 80C or less is just fine"... I've seen where the GTX 480 runs at 95C... and that's with active cooling.
Normal ambient temp = 65-70F