https://bugs.freedesktop.org/show_bug.cgi?id=27708
--- Comment #14 from Alex Deucher agd5f@yahoo.com 2011-02-18 10:44:16 PST --- (In reply to comment #13)
This is a different issue. Please open a new bug for this and attach your xorg log, dmesg output, and a copy of your vbios and we can add a quirk to fix the connector tables.
And a copy of the pci device/subsystem ids for your card (lspci -vnn).