Getting Better Radeon Polaris Performance On Ubuntu 17.04 With Mesa 17.1, Linux 4.11

While Ubuntu 17.04 is set to ship next month with Linux 4.10 and Mesa 17.0 as a big upgrade over the open-source graphics stack found in Ubuntu 16.10, if you switch over to using Mesa 17.1 and Linux 4.11 is the potential for even better performance. Here are some Radeon RX 470 tests in different combinations on Ubuntu 17.04...