Dont mess with the 9200 cards...CS is not in any way DX9. Like an earlier post suggested, a Radeon 9100 is probably the best deal for a great DX8 card. On pricewatch I think you can find them for like $45.
Heres one for $42
<A HREF="http://store.yahoo.com/shentech/vixtra91pro6.html" target="_new">http://store.yahoo.com/shentech/vixtra91pro6.html</A>
Either that or a GF4 Ti4200
"Who is General Failure, and why is he reading my drive?"
P4 3.0 HT, Intel D865GBF, 512MB Crucial PC3200 DDR, WD 36GB Raptor 10,000RPM, BBA Radeon 9600PRO, SB Audigy, Hauppage WinTV