ASUS GeForce GTX 460 (Fermi) 768MB 192-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card, ENGTX460 DirectCU/2DI/1GD5 Over-clocked with 700 MHz engine clock for reaching 118% performance DirectCU Thermal Solution for up to 20% cooler than generic GeForce GTX460 TOP TOP edition- over-clocked with 800 MHz engine clock for reaching 118% performance ASUS Exclusive Voltage Tweak Technology for up to 50% Faster DirectX 11 Support