It may be worth checking that Cool 'n Quiet is enabled in the BIOS. This is discussed for a similar motherboard here: http://ubuntuforums.org/showthread.php?p=7636364
-- powernow-k8: Your BIOS does not provide ACPI _PSS objects in a way that Linux understands https://bugs.launchpad.net/bugs/398109 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs