Actually it's not "obviously" due to the transparency or blur at all. That's a common misconception and conclusion a lot of people jump to, even Canonical employees.
However a more detailed analysis of Unity performance shows that the main slow-down is an architectural problem. Unity and Nux are inefficient by design. And that is being worked on right now by the Unity and Nux developers. There will be a lot to look forward to in 13.04. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1067349 Title: After drop of Unity2D in 12.10: How to tackle high load of Unity/compiz on netbooks? To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1067349/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs