NVidia Quadro 4000 Q4000 2G DDR5 Video Graphics Card DVI DP for Mac Pro | eBay
Amazon.com: NVIDIA Quadro 4000 for Mac by PNY 2GB GDDR5 PCI Express Gen 2 x16 DVI-I DL, DisplayPort and Stereo OpenGL, DirectX (Boot Camp), CUDA and OpenCL Profesional Graphics Board, VCQ4000MAC-PB :
NVIDIA Quadro 4000 2GB for Mac - Studio Solutions - Design with Power
NVIDIA Quadro RTX 4000
nVidia Quadro 4000 2GB GDDR5 PCI-E x16 HP 608533-004 707253-001 [Quadro 4000] - $199.00 : Professional Multi Monitor Workstations, Graphics Card Experts