I have:

windows xppro
xp 2400+
biostar m7ncd pro nforce 2 ultra 400
2x 256 hyperx pc-3000 ddr
powercolor 9700np
wd 80 gig 7200 8 meg cache
56xcd-rom
antec bronze case with antec 350 watt smartpower ps

I have not overclocked at all,I heard that raising the fsb on the cpu causes ati cards to mess up.