Got it working (with modesetting version) without hard coding the resolution: Option "MonitorLayout" "CRT" Don't know how i could have missed that.
-- i810 driver: Using external widescreen monitor on a laptop needs a lot of complicated manual configuring https://launchpad.net/bugs/86258 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs