http://launchpadlibrarian.net/13009368/Xorg.0.log
ddcprobe thinks: 34 x 27 (cm) (approx. 95.6 x 96.3 dpi) - Correct! So radeon thinks 340 x 270 (mm) - yep... correct xrandr thinks 340mm x 270mm - correct xdpyinfo thinks 300 x 230 ((approx. 108.4 x 113.1 dpi) WRONG!
http:// launchpadlibrar ian.net/ 13009368/ Xorg.0. log
ddcprobe thinks: 34 x 27 (cm) (approx. 95.6 x 96.3 dpi) - Correct!
So radeon thinks 340 x 270 (mm) - yep... correct
xrandr thinks 340mm x 270mm - correct
xdpyinfo thinks 300 x 230 ((approx. 108.4 x 113.1 dpi) WRONG!