I brought this used RX 570, the graphics card power up fan spin but no display single, the seller told me is a ex mining GPU. Also it recognise on the device
Amazon.com: HUAXUCHENG 8GPU Mining rig B85 Full Mining rig Machine, Used to Build The Mining System of Mining rig Machine and GPU Mining Machine, Including Motherboard, CPU, 256G SSD, 8G RAM.1800W PSU :