The After Effects CS6 (11.0.2) update was just released. It includes many bug fixes and adds some GPUs to the list of those that can be used for GPU acceleration of ray-traced 3D rendering.
Details are here:
http://adobe.ly/AE1102
One of the changes is adding the GT 650M to the official list of GPUs that can be used for GPU acceleration of the ray-traced 3D renderer.
---------------------------------------------------------------------------------------------------------
Todd Kopriva, Adobe Systems Incorporated
After Effects quality engineering
After Effects team blog
---------------------------------------------------------------------------------------------------------