Don't know if this helps but it sounds promising
Source
Mentions combining three displays with independant resolutions etc. so im hoping this is possible.
Source
ATI said:ATI Eyefinity multi-display technology2,3
* Three independent display controllers
o Drive three displays simultaneously with independent resolutions, refresh rates, color controls, and video overlays
* Display grouping
o Combine multiple displays to behave like a single large display
Mentions combining three displays with independant resolutions etc. so im hoping this is possible.
