Linux 4.12 + Mesa 17.2-dev Yields Noticeable Advantages For Radeon Gamers On Ubuntu 17.04
ET: Legacy ends up running about 11% faster with the newer kernel and Mesa.
Metro Last Light Redux is also measurably faster with Mesa 17.2-dev, only when using Linux 4.11 or later.
OpenArena also sees some gains out of the updated stack.