I have same problem, HP nw8440 laptop is overheating and also think that ATI GPU is problem.
I have been already opened bug for it, but thing now is the same: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/887842 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/107937 Title: Laptop is hotter with Ubuntu installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/acpi/+bug/107937/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
