ok soo
thats is what i did since to now

shootdown fix
sleep mode fix
audio works fine

need to do:
-GeForce 9500 GS
512 MB GDDR2 memory
-Wireless
Wireless LAN 802.11 b/g

and still not able to update 10.5.5 thats fine since sleep mode and shootdown fix
just any help with my video card
thank you !