I spoke too fast. I was able to do a do-release-upgrade on this netbook and reproduce the problem with another screen (once again the top resolution is not available in xrandr but detected correctly by Xorg)
$ dpkg -l xserver-xorg Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-==============-==============-============================================ ii xserver-xorg 1:7.4+3ubuntu5 the X.Org X server $ dpkg -l xserver-xorg-video-intel Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-==============-==============-============================================ ii xserver-xorg-v 2:2.8.0+git200 X.Org X server -- Intel i8xx, i9xx display d ** Attachment added: "xrandr verbos output" http://launchpadlibrarian.net/30855470/xrandr -- External screen resolution is not detected correctly https://bugs.launchpad.net/bugs/411295 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp