The graphics card (and processor) of the PS4 is AMD and Nvidia, perhaps challenged by this, has also shown at a conference in San Francisco what is able to make his long-awaited Titan graphics card. You see it in the video.
NVIDIA Co-founder and CEO Jen-Hsun Huang shows a demo of Face Works technology running on the GeForce GTX TITAN GPU. It includes a must be seen to be believed, amazingly realistic simulation of a face in this second segment of the opening day keynote at GTC 2013.
Go straight at minute 8:40. Here begins the good.