NVIDIA Quadro 4000 by PNY 2GB GDDR5 PCI Express Gen 2 x16 DVI-I DL Dual Display | eBay
nvidia quadro fx 580 by pny 512mb gddr3 pci express gen 2 x16 dvi-i dl and dual displayport opengl, directx, cuda and opencl profesional graphics board, vcqfx580-pcie-pb - Walmart.com