  Apple Mac Pro Sapphire Nitro + AMD RX580 8GB PCI-E Video Graphics Card 

RX 580 480

The fastest RX580 available for the Mac Pro with a boot screen

Retail Boxed

System requirements:

- Apple Mac Pro 4,1 (2009) or Mac Pro 5,1 (2010-2012)

- native support by macOS High Sierra, Mojave, 

For Catalina, Big Sur, Monterey or higher

(any version of OSX above Mojave requires you to use Opencore Legacy Patcher

as later versions of OSX are not officially supported but work)

Key features:
- compatible with macOS and Windows (via BootCamp)
- supports Apple boot screen (gray screen with Apple logo on startup) on all ports (also on 4K displays)
- supports PCI Express 2.0 link under macOS and Windows

- supports three displays simultaneously: 

2x Display Ports outputs to Display Port, HDMI & DVI using Adapters.

2x HDMI Port

1x DVI port

- supports 4K@60Hz via DisplayPort via HDMI Port
- supports OpenGL, OpenCL and Metal in applications and games
- allows an upgrade to macOS Mojave 10.14 or macOS Catalina 10.15
- supports sound via HDMI under macOS (from macOS 10.14 or above)

Comes with video card, install guide and power cables