The Extended version features a completely redesigned 3D user interface with on-canvas controls for rotating, scaling, and manipulating 3D objects.

He clicked 'Yes'. The progress bar filled to 99% and stopped. A dialog box appeared, not in English or the usual multilingual options, but in classical Chinese characters. His browser translated them automatically:

Read the original 2012 launch review for a deep dive into the 3D features at Ars Technica installing