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-X, which is subscribed to xorg in 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 _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
