ATI FirePro V3800 512MB DVI/DisplayPort PCI-Express Workstation Video Card 100-505607 - Retail AutoDetect Technology Full 30-bit Display Pipeline Multi-View Display Full Shader Model 5.0 Support Certification DirectX 11 and OpenGL 3.2 Advanced Features OpenCL 1.0 GPU: ATI FirePro V3800 Memory Size: 512MB DDR3 Memory Interface: 64-bit Brandwidth: 14.4 GB/s Bus: PCI-Express 2.0 x16 RAMDAC: 400 MHz Shader Processing Units: 400 Max. Resolution: 2560 x 1600 Connectors: DVI, DisplayPort Thermal: Fansink Support Microsoft DirectX 11, Shader Model 5.0 and OpenGL 3.2 Requirements: 350 Watt Power Supply or Greater