Starting X without an /etc/X11/xorg.conf, does run in the correct resolution: 1680x1050 on this monitor!
-- Not using correct resolution for widescreen lcd (viewsonic vg2030wm) due to incorrect horizontal sync range. https://launchpad.net/bugs/94994 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs