I have the same problem and I'm looking for reasons... It's very strange. If you guys wanna cold down the computer using (opensource driver )while official workaround doesn't comes out, just uninstall fglrx, remove /etc/X11/xorg.conf file and run this commands:
sudo su echo OFF > /sys/kernel/debug/vgaswitcheroo/switch this will turn off the GPU not utilised. for more knowledge, read this article about VGA Switcheroo: https://help.ubuntu.com/community/HybridGraphics -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1068661 Title: 1002:6740 Unity does not load after installing fglrx-updates Radeon HD 6700M Series To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1068661/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs