I HAVE A ASUS BOARD P6T DELUXE WITH WD RAPTOR DRIVE 6 GIG RAM AND AMD 4870X2 CARD WITH UPGRADED FANS ON THE VIDEO AND WATER COOLED ON CPU MY MACHINES ALWAYS CRASHED AND OVER HEATS .I REMEMBER WHEN ITS USE TO BE ATI IT WAS OK AS SOON AS AMD TOOK OVER DAMM CARDS ARE ALL OVER HEATING LIKE ITS ABOUT TO CATCH FIRE I BUILD THIS SYSTEM FOR GAMING WHAT SHOULD I DO TRASH IT AND START FRESH .ITS SUCKS NEED HELP BEEN OUT OF THE GAMING FOR A WHILE BUT MY SYSTEM STILL NEW and i have a 750 power supply corsair.sorry for the caps lockINTEL I7 920 CPU 2.66