This is my Msi Armor Rx470 4gb mining edition. I bought it for $100 on Ebay in January, and the seller said it works perfectly. It worked mostly, but at this point
Sapphire RADEON rx 470 repair - YouTube
MSI GAMING Radeon RX 470 Review - PCGameBenchmark
MSI RX 470 - Gaming X vs Armor OC - Which Should You Buy? - YouTube