Testing of AMD Radeon, NVIDIA GeForce, and Intel Haswell HD Graphics on their open-source Linux graphics drivers via Ubuntu 13.10 x86_64 with the Linux 3.13 kernel and Mesa 10.1-devel and other updated X.Org/Mesa/graphics packages via the Oibaf PPA. These many graphics card tests were done by Michael Larabel for a future article on Phoronix.com.