Sometimes my computer will not boot. It shows the splash screen, does not accept any keys to get to bios, etc then 5 seconds later it restarts itself. It does this until I give up. It also doesn't give power to any of the usb ports. Other days it boots just fine.
MB GIGABYTE GA-EP45-UD3P P45 775 R
VGA SAPPHIRE 100245HDMI HD4850 512M
CPU INTEL|C2D E7400 2.8G 775 RT
MEM 2Gx2|OCZ OCZ2RPR10664GK R
HD 1T|SEAGATE 7K ST31000528AS OEM