Full Details from Amazon.com : http://www.amazon.com/gp/product/B001KZH8KO?tag=onigi-20
EVGA GeForce 9800 GT 512 MB DDR3 PCI-Express 2.0 Graphics Card 512-P3-N973-TR
Full DirectX 10 and Open GL 21 Support
900 MHz clock with 1100 MHz effective memory rate and 1500 MHz Shader Clock
GeForce 9800 GT with 600 MHz clock
PCI Express 20 Compatible
512MB 256-bit 10 ns GDDR3 memory