I can confirm this. Both files are missing. /etc/acpi/fglrx-powermode.sh /etc/default/fglrx
And while on Battery I'm in default state, not powersave: core/mem [flags] ----------------- 1: 128/135 MHz [low voltage] 2: 324/135 MHz * 3: 392/324 MHz [default state] -- fglrx power saving https://launchpad.net/bugs/85844 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs