Uwe Schweer-Lambers (Equiloud) took notice that there is no real benchmark tool for After Effects, the way that there is for 3D in Cinebench. With that thought, he set out to create a standard test file that you can download and use to pit your computer system agains others and see how it stacks up in the list.
After downloading the After Effects Benchmark test file and following the instructions in the companion read me, simply run the After Effects render and post your findings as a comment on the vimeo page here.