i'm on a budget of around 150-175. i'm going to use this for gaming w/ a X2 3800 AM2 w/ 2 GB RAM. what should i get:
Radeon X850XT
http://www.newegg.com/Product/Product.asp?Item=N82E16814102505
Radeon X1600XT
http://www.newegg.com/Product/Product.asp?Item=N82E16814102033
Nvidia 7600GT
http://www.newegg.com/Product/Product.asp?Item=N82E16814130283
Radeon X850XT
http://www.newegg.com/Product/Product.asp?Item=N82E16814102505
Radeon X1600XT
http://www.newegg.com/Product/Product.asp?Item=N82E16814102033
Nvidia 7600GT
http://www.newegg.com/Product/Product.asp?Item=N82E16814130283