Anyone know if the AN8 Ultra (nForce 4) will run 2x512MB and 2x1024MB in dual channel mode and at 400mhz? If not, is there any socket 939 board that will? This is with an Opteron 175. The RAM is Corsair XMS TWINX1024-3200C2PT and TWINX2048-3200C2PT.