Open-Source Radeon Performance Is Very Good For DiRT Rally On Linux

With high image quality settings, the RadeonSI performance continued keeping up with NVIDIA's proven Linux driver. With high settings at 1080p is where the RX 460 now dropped below a 60 FPS average.

Or if planning to run at 4K with high image quality settings at 4K and use a Gallium3D driver, the Radeon R9 Fury is currently your only option.