my pc will not stop rebooting with 2 sticks of ram. I can put one stick in there and it will run just fine but when i put 2 sticks in jump back to the default bios setting and continiuosly turn off and on . I got my video card back now this happens. can someone help a newbie out. my frist gigabyte board. 8800 gts e6400, 2gigs of patriot ram 667. 500 watt ultra xfinity psu. everything worked before i rma my video card