is high watt cpu better than low watt cpu.... I want to know this because the cpu i have now is amd athlon 64x2 4200+ oc to 2.7ghz 65watt... Or should i use my amd athlon 64x2 3800+ at 90watt... dont know the o speeds i can get with it yet.. But what should i use im not worried about heat because with my cooler my 4200+ runs max at 47c so what vwould you recommend