NVIDIA Quadro FX 4800 by PNY 1.5GB GDDR3 PCI Express 2.0 x16 DVI-I DL Dual DisplayPort and Stereo OpenGL, DirectX, CUDA, and OpenCL Profesional Graphics Board, VCQFX4800-PCIE-PB 1.5GB GDDR3 GPU memory with ultra fast memory bandwidth NVIDIA CUDA parallel computing processor Highest color fidelity Dual DisplayPort digital display connectors Single dual-link DVI-I display connector