Originally Posted by LLStarks
to the best of my knowledge, no current-gen optimus (400 and 500 series) laptop has a BIOS option for a direct path from the GPU to the display and avoid the IGP.
it just can't be done.
There's some Sager models where you can use only
the nvidia card: http://forums.gentoo.org/viewtopic-p...1.html#6634751
. No idea how much these things cost though, could be quite something, considering they're high-end models.