CentOS 6.2 X64 install ati Card Driver (ThinkPad T400) 1. download the latest driver (http://support.amd.com/us/gpudownload/Pages/index.aspx) first to the ATI official selection ). 2. # sudo sh. amd-driver-installer-12.6-legacy-x86.x86_64.run -- extract ati 3. # sudo cp/etc/X11/xorg. conf/etc/X11/xorg. conf. bak (backup of the original configuration file can be restored in case of failure) www.2cto.com 4. # cd ati 5.sh. /packages/RedHat/ati-packager.sh -- buildpkg RHEL6_64a (32-bit red part into RHEL6) 6. # sudo init 3 (switch to the character Interface) 7. # sudo rpm-ivh fglrx64_p_ I _c-8.97.100.3-1.x86_64.rpm (if you have installed the ATI driver before, the driver will be lost after the kernel upgrade, will prompt that it has been installed, it doesn't matter, force installation # sudo rpm-ivh fglrx64_p_ I _c-8.97.100.3-1.x86_64.rpm -- force -- nodeps, which may prompt that some packages are missing, you can install them on the line) 8. # sudo aticonfig -- initial -- input =/etc/X11/xorg. conf (generate a new configuration file) 9. # sudo init 5 (switch to Gui) 10. # fglrxinfo (verify whether the installation is successful) if the installation is successful, the following information is displayed: www.2cto.com display: 0.0 screen: 0 OpenGL vendor string: Advanced Micro Devices, Inc. openGL renderer string: ATI Mobility Radeon HD 3400 Series OpenGL version string: 3.3.20.53 Compatibility Profile Context