Misterxmedia: Here is some pictures and presentation i've got from insider in previos post.
1. First it is Oban logic diagram
2. Next that is 3d Stacking tech description pdf download link:
Note: insider said it will "SI integration w2w 3D" in next xbox
3. And last is a 3d IC description process. Pdf download link:
That is all explain how next xbox will be so complex and powerfull but cheap and without overheating problems.