Hi,
Same CPU here. I have already replaced stock cooler (40 idle, 105 under benchmarks) to evo 212 with mx4 paste.
Now I get 31-32 idle, similar in BIOS.
Benchmarks easily push it to 85.
My most frequently played game, diablo 3, pushes it to 65-70.
My room temp is 21-22. My pc case is equipped...