yeha i have tried installing windows xp (pro) over again and reformatting the hd and still to no avail i still get a freeze wheevr i start any 3d program regardless of api. specs go 1.2 ghz duron 512 megs of ddr ram (not sure on speed) ati radeon 8500 (64 meg and i tried the newest catylst drivers...3.5 i think?) sound blaster auidgy 2 ...and yeah i tried the newest via 4 in ones for my mobo (not sure of the model numbers on it)