Best Buy: PNY XLR8 Gaming Single Fan NVIDIA GeForce GTX 1660 SUPER Overclocked Edition 6GB GDDR6 PCI Express 3.0 Graphics Card Black VCG16606SSFPPB-O
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
Single Fan | Graphics Card - GIGABYTE Global
Ethereum ETH chassis ZEC ETC HSR Chassis 6 Single Power GPU Mining Case Chassis - AliExpress