This link whows the Asus UL80 laptop solution that works for using the Nvidia GPU.
This does not work on the ASUS N series, it may work on others.
http://ubuntu-ky.ubuntuforums. org/showthread.php?t=1361466& page=2
This does not work on the ASUS N series, it may work on others.
http://ubuntu-ky.ubuntuforums.