Radeon HD 7850 - so likely using LLVMpipe, which would explain the slowness.
Instead of the Catalyst (fglrx) driver from AMD's website, try opening System Settings and selecting Additional Drivers from the Hardware section, and use that to install the Ubuntu packaged fglrx driver. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1101970 Title: Ubuntu very slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1101970/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs