Quote Originally Posted by TheSamurai View Post
what bios are you running simkin? air or water cooled? i'd say SPU PLL, FSBT, NB, voltages are important. hell, all are important. what i did is looked in the manual for the highest normal settings (except for DRAM) and set it to that. i worked my way back from there to find what was stable. that was for the 3.8 though. 3.9 was another story.
What did it take for you to get 3.9GHz (Bios settings?)? I'm in a similar boat. 3.8GHz was a breeze, 3.9GHz is causing more headaches than I'd like to endure for a mere 100MHz...