Just an update for the benefit for all. My set-up is very simple & runs stable on ORTHOS and MEMTEST (1 error after 20 hrs).
1. All AUTO on CPU config except manual clock & 380.
2. Disabled SPD, used 4-4-5-15 fro my OCZ Platinum, disabled DRAM Throtlling,
3. Since I have Zalman AT, it...