![How do I setup a Radeon RX550 in a Mac Pro 4,1 running Catalina? I installed it and nothing displayed : r/macpro How do I setup a Radeon RX550 in a Mac Pro 4,1 running Catalina? I installed it and nothing displayed : r/macpro](https://preview.redd.it/28uar02d7xr51.jpg?width=640&crop=smart&auto=webp&s=a1f989a603947d365b3c57f8f5d42c2df3b41620)
How do I setup a Radeon RX550 in a Mac Pro 4,1 running Catalina? I installed it and nothing displayed : r/macpro
![Br Amd Radeon Rx 550 4gb Graphics Card Gddr5 128bit Pci-e X16 Hdmi Dp Dvi - Crypto Mining Gpu Card - AliExpress Br Amd Radeon Rx 550 4gb Graphics Card Gddr5 128bit Pci-e X16 Hdmi Dp Dvi - Crypto Mining Gpu Card - AliExpress](https://ae01.alicdn.com/kf/S0c2a6f32137b458385d18bfc13e7deaaS.jpg_640x640Q90.jpg_.webp)
Br Amd Radeon Rx 550 4gb Graphics Card Gddr5 128bit Pci-e X16 Hdmi Dp Dvi - Crypto Mining Gpu Card - AliExpress
![Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics](https://images-na.ssl-images-amazon.com/images/I/816CtcoE8zL._AC_UL600_SR600,600_.jpg)
Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics
![Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics](https://m.media-amazon.com/images/I/71ITJx8xmaL.jpg)
Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics
![Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics](https://images-na.ssl-images-amazon.com/images/I/61KcuvbQhWL._AC_UL600_SR600,600_.jpg)
Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics
![Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics](https://m.media-amazon.com/images/I/71xs2lxrJhL.jpg)
Amazon.com: ASRock Phantom Gaming Radeon RX 550 DirectX 12 RX550 2G 2GB 128-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card : Electronics
![PowerColor AMD Radeon RX 550 Red Dragon Low Profile Single Fan 4GB GDDR5 PCIe 3.0 Graphics Card - Micro Center PowerColor AMD Radeon RX 550 Red Dragon Low Profile Single Fan 4GB GDDR5 PCIe 3.0 Graphics Card - Micro Center](https://90a1c75758623581b3f8-5c119c3de181c9857fcb2784776b17ef.ssl.cf2.rackcdn.com/660954_524124_04_package_comping.jpg)
PowerColor AMD Radeon RX 550 Red Dragon Low Profile Single Fan 4GB GDDR5 PCIe 3.0 Graphics Card - Micro Center
![Amazon.com: Sapphire 11268-01-20G Radeon Pulse RX 550 4GB GDDR5 HDMI/DVI-D/DP OC (UEFI) PCI-E Graphics Card : Electronics Amazon.com: Sapphire 11268-01-20G Radeon Pulse RX 550 4GB GDDR5 HDMI/DVI-D/DP OC (UEFI) PCI-E Graphics Card : Electronics](https://m.media-amazon.com/images/I/81L3Te54g8L._AC_UF894,1000_QL80_.jpg)