The animation was rendered on hybrid system Intel Xeon and Intel Xeon Phi.
The first rendering test on Salomon supercomputer
More information about speed-up of Blender Cycles you can find here: https://cloud.blender.org/blog/cycles-turbocharged-how-we-made-rendering-10x-faster.
The final movie
Gallery
Copiyng
CC-BY-SA, Blender Institute, based on Agent 327 comics (c) Martin Lodewijk