Model Number SX650C1024KDD Product Name SPARKLE GeForce GTX650 1024MB GDDR5 OC Dragon Cyclone Graphics Processing Unit GeForce GTX 650 CUDA Core 384 cores Graphics Clock 1124MHz Memery Siz 1024MB Memery Type GDDR5 Memory Clock 5600MHz Memory Interface 128-bit Standard Display Connecors DL-DVI DL-DVI Mini HDMI Bus Standard PCI-Express 3.0 DirectX Support 11 OpenGL Support 3D Vision Support CUDA Support PhysX Support Maximum Digital Resolution 2560x1600 Board Dimension 162x111x38mm Minimum System Power requirement (W) 400W