ATI Radeon X600 256MB DDR2 PCI Express (PCI-E) DMS-59 Low Profile Video Card w/DMS-59 For Dual Monitors ATI Radeon X600 256MB DDR2 PCI Express Low Profile Video Card General Features: Low Profile PCB ATI Radeon X600 graphics processing unit (GPU) Two (2) vertex shaders Four (4) pixel shader 256 MB DDR2 memory 128-bit memory interface PCI Express x16 interface SmartShader 2.0 technology SmoothVision 2.1 HyperZ III+ Support Microsoft DirectX 9.0 w/Shader Model 2.0 Supports OpenGL 2.0 Silent fanless heat sink