Quote Originally Posted by kemist
update: after tweaking ram settings with a64 tweaker it seems it has stabilized me at least somewhat, i'm now at 2950 with higher ram timings that, if i had tried booting at this speed with these settings without the a64tweaks it would have crashed immediately. So 2950 @ 1.55v seems at least somewhat stable, i really need to get this thing on a good oc'ing mobo with my new water cooling.

again my stepping is CAB2E 0545 CPBW
What settings exacty did you change to make the Opteron more stable?