Benchmarking of Mesa Gallium3D with R600g driver for Radeon Gallium3D open-source driver spanning the Radeon HD 2000 (R600) through Radeon HD 6000 (Northern Islands / Cayman) graphics processor generations. Comparing performance of Mesa 8.0.4 Git versus Mesa 8.1-devel Git with several ATI/AMD Radeon GPUs on this open-source driver with also Git stack of xf86-video-ati and libdrm Git. Swap buffers wait obviously disabled. Benchmarking for a future article on Phoronix.com by Michael Larabel.