It seems that only I don't have luck with my phenoms. Currently I'm running a 550 0919 EPMW 3875 @ 2 cores or 3750 @ 4 cores but not very stable. Ive found a phenom 810 0904 APAW, but I'm not sure if it is a good one, I can't find any review or post about clocking 810. Can you give me any advice?