Will the q9505 work with 750i sli board

yes that processor will with work with ur current motherboard   cheers

hey thanks I did install it, everything went well till I tried to boot into the bios then the screen went black lol I put my old core 2 dual back in and everything went well'
I think I have to update the bios thanks for your response

he said it in his post before, xfx is the manufacturer  , and i second that, upgrading the bios can make shur u can rule out incompatability with older bios, anyways tell us if u know how to flash a bios and if uve done it before, than we can help u further  

Yes, it works, I have this exact combination, overclocked to 3188 MHz.