HP Pavilion Desktop PC (AMD Athlon 64 X2 Dual-Core Processor 5000+, 3 GB RAM, 360 GB Hard Drive, Vista Premium

video card: SAPPHIRE 100215L Radeon HD 3870 512MB 256-bit GDDR4 PCI Express 2.0 HDCP Ready CrossFire Supported Video Card. I also had to get a better power supply: SeaSonic SS-500ES ATX12V/V2.2, EPS12V/V2.91, 500W, PFC, 80+, 2PCI-E (6Pin), Power Supply. I got re4, c&c3, fable, bf2.