Considered video card SAPPHIRE NITRO + RX 590 GME on 8GB after mining. Outwardly, it is similar to the RX 580 and RX 590 Special Edition of the same manufacturer. This vidyushka was released mainly for the Chinese market. It has two power connectors for 8 and 6 pins, as well as the ability to switch the BIOS, i.e. dual bios. The graphics processor of the card is 14nm Polaris 20.