Unfortunately, the unit wasn't equipped with the touch pad in the center of the control knob, but we were able to experiment with the switchgear that's set to replace the standard buttons above the knurled knob. Its should make toggling between the nav, telephone, radio and media simpler and less distracting since you can feel the switch rather than looking down at the panel.
However, the Tegra-powered graphics are what really impressed. From the 3D nav screen to the Gran Turismo-esque systems check that flies around the car updating you on everything from oil temp to tire pressures. It's a sight to behold, even if it errs on the side of style over substance. Check it out in the video below and apologies in advance for the unfocused camera work – NVIDIA keeps its booth prohibitively dark.