How AMD's Open-Source GPU Driver Performance Evolved In 2015: Big Wins

How AMD's Open-Source GPU Driver Performance Evolved In 2015: Big Wins: One of the most requested end-of-year articles by Phoronix Premium readers was to compare the performance of AMD graphics cards at the end of 2014 on the open-source driver compared to how they compete these days with the very latest open-source driver code. Well, as one of our Christmas 2015 articles, here's this comparison with a few different Radeon GPUs.