AMD AM2 Athlon X2 6000+ Processor ADX6000IAA6CZ CPU - Discount Prices, Technical Specs and Reviews
[AMD AM2 Athlon X2 6000+ Processor ADX6000IAA6CZ CPU Full Technical Specs]

I have been using this for over 3 years and coupled with a gts460 graphics card it still handles the lastest games. i was using winxp but upgraded to windows 7 ultimate with no issues.