XFX AMD Radeon HD 6950 1GB HDMI Dual Mini DisplayPort Dual DVI PCI-Express 2.1 x16 Graphics Video Card HD-695X-ZDFC.AMD GPU Model Number: Radeon HD 6950XFX Part Number: HD-695X-ZDFCCompatible Part Numbers: HD-695X-ZDSpecifications:Interface: PCI Express 2.1 x16Chipset Manufacturer: AMDGPU: Radeon HD 6950Memory Size: 1GBMemory Type: GDDR5Memory Interface: 256-BitEffective Memory Clock: 1250MHz (5.0Gbps)RAMDAC: 400MHzCore Clock: 800 MHzStream Processors: 14083D API:DirectX 11OpenGL 4.1Ports:1 HDMI2 Mini DisplayPort2 DVIMax Resolution: 2560 x 1600HDCP Ready: YesEyefinity Support: YesCrossFireX Support: YesDual-Link DVI Supported: YesCooler: Dual FanPower Connector: 2 x 6-Pin