https://wccftech.com/asus-radeon-rx-590-rog-strix-gaming-amd-polaris-30-graphics-card/

It seems like more rumors and details of AMD upcoming Radeon RX 590 graphics cards are coming in. This time, Videocardz has confirmed that ASUS is working on a custom variant of AMD’s upcoming Polaris Refresh GPU based graphics cards, using their ROG STRIX Gaming design scheme.

The rumors of a third Polaris GPU lineup have been floating for a while now. It was rumored that AMD was working on a Polaris Refresh GPU, known as Polaris 30, which would utilize the new 12nm process node to deliver enhanced efficiency and faster clock speeds. It was stated that the graphics cards would arrive sometime in Q4 2018 but we didn’t get any more details aside from the fact that it would be aimed at the mainstream gaming market.