Amazon.com: NVIDIA Quadro 6000 by PNY 6GB GDDR5 PCI Express Gen 2 x16 DVI-I DL Dual DisplayPort and Stereo OpenGL, DirectX, CUDA, and OpenCL Profesional Graphics Board, VCQ6000-PB : Electronics
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HP - Nvidia Quadro 6000 (6GB GDDR5) Graphics Card - Used (612593-002)
Amazon.com: HP 616078-001 NVIDIA Quadro 6000 PCIe graphics card - With 6.0GB GDDR5 GPU memory, max resolution 2560x1600, max power consumption 204Watt, one Dual Link DVI-I and two DisplayPorts connections : Electronics
Used Original NVIDIA Quadro 6000 6GB DDR5 Professional GPU Video Card 3D Design - AliExpress
NVIDIA Quadro 6000 6GB GDDR5 0X256P Professional GPU Video Card FREE S/H | eBay