hmmm. Will this work with Catalina? Will the "USB-C" port drive the new LG 5K and the new Apple Pro Display XDR?
"Radeon Pro W5700 has six display outputs, consisting of five mini DisplayPort connections alongside a single USB-C port, one which is capable of up to 15W of power delivery, with the card also offering up to an 8K resolution for video"
AMD has updated its workstation graphics card lineup ahead of the launch of the new Mac Pro, with the Radeon Pro W5700 line using AMD's high-performance RDNA graphics architecture and offering up to six display outputs, including one over USB-C.
appleinsider.com