PNY Nvidia Quadro K4000 3GB GDDR5 PCIe 2.0 x16 GPU Kepler Graphics Video Card VCQK4000-T Manufacturer: NvidiaBrand: PNYModel number: Quadro K4000PNY P/N: VCQK4000-TSKU K4000 nVidia Quadro Description Designed and built specifically for professional workstations, the NVIDIA Quadro K4000graphics board offers ultra-fast performance and visual quality enhancing technical innovations that take a wide range of leading professional applications to the next level of performance and fluid interactivity. You get 3GB of GDDR5 GPU memory, 768 SMX CUDA parallel processing cores, the ability to drive up to four displays simultaneously, and full Shader Model 5 compatibility; all in a single slot form factor requiring significantly less power than competing graphics products. Specifications Interface: PCI Express 2.0 x16Chipset Manufacturer: NVIDIAGPU: Quadro K4000CUDA Cores: 768Memory Size: 3GBMemory Interface: 192-bitMemory Type: GDDR53D API:DirectXDirectX 11OpenGLOpenGL 4.3Ports:DisplayPort: 2xDVI: 1xDigital Resolution:Maximum DP 1.2 Resolution 3840 x 2160 at 60HzMaximum DVI-I DL Resolution 2560 x 1600 at 60HzMaximum DVI-I SL Resolution 1920 x 1200 at 60HzAnalog Resolution:Maximum VGA Resolution 2048 x 1536 at 85Hz (Via included adapter)Cooler:Active, with FanDual-Link DVI Supported:YesHDCP Ready:YesOperating Systems Supported:Windows 10, 8, 7, Vista, or XP SP3