I can confirm this in Feisty. Using an Acer Aspire 5600 with integrated intel chipset. xorg.conf weirdly has all the right settings in there, but X just won't/can't use them
** Attachment added: "Feisty Xorg.0.log" http://librarian.launchpad.net/6793211/Xorg.0.log -- Widescreen LCD resolution incorrect. https://launchpad.net/bugs/24927 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs