Blender does have support for OpenCL GPU rendering though, and such results should indeed be significantly better. It
Results with OpenCL are significantly better.
My 4 year old graphics card renders twelve times faster than the four cores in my pc.
That makes this whole benchmark stupid and pathetic trolling.
In the real world, no one will use 3D software that runs only on the CPU, and wait, when the GPU is able to render the scene almost immediately.