Table 1 Computational speed comparison between CPU and GPU.

From: Generalized recovery algorithm for 3D super-resolution microscopy using rotating point spread functions

Image size (pixels) CPU (Intel i7-4770) GPU (GeForce GTX 645, 576 CUDA cores) GPU (Tesla K80, 4992 CUDA cores)
Matlab R2013a CUDA C CUDA C
8 × 8 12.6 s 0.85 s <0.1 s
56 × 56 105 s 8.5 s ~1 s
120 × 120 439 s 33.1 s ~4 s
192 × 192 1054 s 98.3 s ~11 s