A little more progress. Disabling kernel mode-setting (with nomodeset in grub) seems to consistently force it into the state described by comment #2 (correctly named, with an even smaller list of available resolutions).
-- [Karmic,Lucid] 82G33/G31 Card Fails to detect proper resolutions https://bugs.launchpad.net/bugs/578460 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