Hello Guys, update my repo with - linux kernel 3.8.14 - Mesa 13.0.2 with LLVM 3.9.0 + radeon si fix - Fix depends on AMDGPU driver (X11) - drivers section. Sincerely Andy Example here R9 280x [andy at localhost ~]$ glxinfo | grep ^OpenGL OpenGL vendor string: X.Org OpenGL renderer string: Gallium 0.4 on AMD TAHITI (DRM 2.46.0 / 4.8.14-1.el7.centos.x86_64, LLVM 3.9.0) OpenGL core profile version string: 4.3 (Core Profile) Mesa 13.0.2 OpenGL core profile shading language version string: 4.30 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile OpenGL core profile extensions: OpenGL version string: 3.0 Mesa 13.0.2 OpenGL shading language version string: 1.30 OpenGL context flags: (none) OpenGL extensions: OpenGL ES profile version string: OpenGL ES 3.1 Mesa 13.0.2 OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.10 OpenGL ES profile extensions