Dell just released a ForceWare driver with revision 83.60, and yes .. they have the new control panel.

The new CP is still a little buggy, but hey its a beta so you can't complain right ?

New in this driver are:

NVIDIA_G71.DEV_0298.1 = "NVIDIA GeForce Go 7900 GS"
NVIDIA_G71.DEV_0298.2 = "NVIDIA GeForce Go 7900 GS "
NVIDIA_G71.DEV_0299.1 = "NVIDIA GeForce Go 7900 GTX"
NVIDIA_G71.DEV_0299.2 = "NVIDIA GeForce Go 7900 GTX

Download:
Guru3d