Hello I have a an asus p5lvm-1394 with 4gb ram an e6600 cpu and nvidea 8600 gt 1gb however it seem the motherboard is only letting me use 3.12 ram depite using a 64 bit os. I've tried changing settings in bios like turning of on board graphincs and does not seem to have an option to unlock the rmaining .88 gb can anybody help me with this, Ive checked the ram and no errors are apparent