This rendering benchmark based off of the Cinema 4D engine is a terrific indicator for multi-threaded processing.
POV-Ray 3.7 Beta
POV-Ray has long been the poster child for multi-threaded processing and rendering.
Blender is a free open source 3D engine that is a popular choice amongst college students and small developers.
Single and dual-threaded results on Blender again give the Llano the worst showing on our board here though the quad-thread option improves things just a bit. As I think we will see over and over, the true quad-cores of the A8-3850 beats out the dual-core i3-2100 with HyperThreading.