It is possible to connect an external box containing a video card more powerful than that the proposed internal card. This video card is not only able to support an external monitor, but also to accelerate the display on the screen of the portable itself; and this is very innovative.
This technology developed by AMD/ATI does not have equivalent at NVidia. It brings a certain elegance since the external video card can be very powerful since it has its own power and cooling whereas the machine can be satisfied with its integrated video card for nomad use.
