The Mac Pro 3,1 gets a graphics upgrade - AMD RX570 8GB
Channel: Tech for PC & Mac
Date: 2020-09-01

For two different purposes, a graphics card upgrade was needed. For macOS Mojave and Catalina, you really need a Metal supporting card and to finally make a follow-up to the Mac Pro gaming video, we needed some more horsepower than the HD5870 could provide. 

Let's install this RX570 and get a feel for how well it works.