m8 diod you checked your ram voltage under your bios setting? i purchase an amd 955 with 8 gb ddr3 1600 mhz from ocz, and i didnt pay attention to the manual at first, but after seeing my vista lokcking /freezing/bsod at nonstop, i just gave a look at the manuals, finding out my ram needed 1,9 v, while the bios mobo used…