That's about the silliest eyefinity setup ever. The aspect ratio of that setup is barely any bigger than a regular hdtv and there are SEVEN bezels in your way. Why don't I just get one of these Samsung LED DLPs that are just as big, nearly as wide and lose all the bezels. Oh yeah, this tv is...
"Working" is the quality of experience provided by the end result of the product when you're sitting there and playing the game not whether some laundry list of requirements are met. You do have to tweak some games for optimal 3d performance, but Nvidia has profiled a ton of games and a text...
Matrox has had triplehead2go for years and that wasn't much of a success. Eyefinity appears to be doing much better so there is precedence here for not judging the success of the current generation by the last generation.
I use a 61" samsung dlp with Stereo 3D and the effect really blew my mind. It's way better than the 3d glasses of yore and I dare say that this particular setup is even better than imax movies. It has zero flicker and zero ghosting (I've noticed some ghosting in imax), and is plenty...