Mesa GL Thread Testing With Pentium + Core i7 & RX 580 + R9 Fury

With Mesa's GL threading support ready for wider testing and the developers pursuing per-application enabling of this driver-agnostic Mesa OpenGL multi-threading work, here are some benchmarks of mesa_glthread when using a Pentium and Core i7 CPUs as well as a Radeon RX 580 and R9 Fury.