C&Q needs some little tweaking, BIOS/Power management in windows. TheRod posted it a few times, you can search for it if you're interested...
Edit: OOOPS...
Asus P4P800DX, P4C 2.6ghz@3.25ghz, 2X512 OCZ PC4000 3-4-4-8, MSI 6800Ultra stock, 2X30gig Raid0