You are afraid.The PC I assembled day b4 tomorrow,I put the FSB into 1066 of the E2200 out of the box mobo and CPU(Gigabyte G31M-S2L) making it runing 2.93 vs 2.2 out of the box.Ran for 24 hours straight with only CPU and PSU fan in the rig with normal temps in 45C.Dont woory there are built in...