Monitor CPU temp in BIOS. You know the real meaning of peace only if you have been through the war.
Monitor temperature. If newly built, you probably did not apply thermal compound, did not apply it correctly, or one of the heat sink lock downs are not properly secured. If one of these, then start over, clean off both surfaces and apply compound properly and reassemble. Look at this:
http://www.arcticsilver.com/intel_a...
and select your processor for the correct method.You have to be a little bit crazy to keep you from going insane.