https://bugs.freedesktop.org/show_bug.cgi?id=41265
--- Comment #10 from gyhor@gmx.de 2012-01-10 05:59:45 PST --- With the ati-driver in windows i can configure how the system uses the PMD. 1. as a gpu for the internal screen 2. as a graphic card for the external display
I think, that the card can used in both modes.