NVIDIA Quadro 4000 2GB GDDR5 256-bit PCI Express 2.0 x16 Full Height Video Card
HP NVIDIA Quadro 4000 2GB 256-Bit GDDR5 Standard Height Workstation Vi – Computizer
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Amazon.com: NVIDIA 699-52007-0550-210 Nvidia Quadro 4000 Gen 2 2.0GB 3D High End Video Card : Electronics