This should be working. But it only works on Windows XP! NOT ON VISTA!!!
I think you have to put the 4870 X2 in the primary...
Ok. Ithink a modified vga-bios wouldn't work.
I hope, that Microsoft will fix this WDDM thing someday. :-(
Thank you for trying this whole thing.
I' ve bought a 8500GT for PhysX yesterday. :-D
But I forgot this crappy...