Thanks for all your replies so far. I just got back from a trip so I will have to test a little further tonight and this weekend. One thing I tried already is the F11 beta bios which didn't make any difference. The more I think about it the more I think it might be the PSU since I am putting...
First off my specs so you will have all the relevant info
C2D 6700 running @ 3.4 Ghz 100% stable
4GB Corsair Corsair TWIN2X 6400 DDR2 (Cas 5)
XFX 8800GTX flashed to 621/1000 with ACS3KO bios
Gigabyte GA-965P-DS3 (rev 3.3) with F10 bios
6 HDDs
1 optical drive
600W Seasonic S12 PSU
Sound...