PNY Quadro 4000 for Mac VCQ4000MAC-PB 2GB 256-bit GDDR5 PCI Express 2.0 x16 Workstation Video Card For MAC - Newegg.com
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 :
PNY NVIDIA Quadro RTX 4000 8GB GDDR6 - The World'S First Ray Tracing GPU (Renewed)