Full Details from Amazon.com : http://www.amazon.com/gp/product/B003BNY6NA?tag=onigi-20
ZOTAC nVidia GeForce GTS250 Eco 1 GB DDR3 DVI/VGA/HDMI PCI-Express Video Card ZT-20109-10P
Chipset GeForce GTS250
Engine Clock 675 MHz
Video Memory 1 GB DDR3
Memory Clock 20 GHz
Memory Interface 256-bit