like said above, all things work accept multiplayer and updating it.. i have been able to see servers but not connect, instead of getting 5 fps in campaign on low quality and 800x600 resolution... i am able to get very highish fps with meduim quality on 800x600 resolution with 4 sample aa

specs of my pc
1.7 ghz proscessor
512mb of ram (would have 768 if theat new ram i bought worked)
74gb hd (with 500gb external)
nvidia e-geforce 6200 256 mb (its pwnage)
and thats about it