The mobile edition of the Kepler based Nvidia GTX 680 that is GTX 680M is now available in high end laptops. Nvidia has announced this new beast at the on going Computex 2012. This chip will compete the AMD’s high end mobile offering 7970M. Desktop edition of GTX 680 had already defeated the corresponding GPU from AMD that is 7970 though by small margin. Now it will be interesting to witness who will win in the fight of GTX 680M and AMD 7970M.