In my experiments in 2010, GPU speed was irrelevant. The GPU could had performed the calculations literally instantaneously, and the GPU still would have lost t

In my experiments in 2010, GPU speed was irrelevant. The GPU could had performed the calculations literally instantaneously, and the GPU still would have lost to the CPU by several orders of magnitude. Quoting myself, in some contexts, "data movement efficacy trumps raw computational power": http://www.scott-a-s.com/files/debs2010.pdf http://www.scott-a-s.com/files/debs2010.pdf