RX580 8GB GDDR5 Desktop VIDEO Graphics Card PCI EXPRESS From Apple Mac Pro 5.1

 Apple Mac Pro Graphic Card AMD RX 580 - 8 Gb/Mojave up to Sequoia( subject to your MP capabilities) for MacPro 4.1- 5.1 flashed EFI with boot screen / comes complete in secure package. Tested and in full working condition without faults or any other issues or damaged parts. It will work with macOS High Sierra through to macOS 10.15 Catalina, Big Sur 10.16 and Monterey 10.17, Sonoma and Sequoia as it is Metal supported. It will also boot into Windows 7 and 10 & 11.