i have a ga-965p-ds3 rev3.3 mobo and gskill F2-8000CL5D-4GBPI ram with an epp profile. i have tried forcing the bios to run the ram at 500mhz (epp) but when i boot to windows and check cpuz, it shows its running at 400mhz. is there any way to get the ram to run at 500mhz?