Parallel Numerical Simulations of Three-Dimensional Electromagnetic Radiation with MPI-CUDA Paradigms

Table 1

The result of FDTD algorithm based on MPI.

Process	Overall time(s)	Speedup ratio	Communication area (×10^3)	Efficiency (%)
1	17146	1	0	100
2	8956	1.9144	32	95.72
4	4632	3.7012	99	92.59
8	2306	7.4353	230	92.9
16	1188	14.4327	482	90.21
32	623	27.5217	1017	86.01
48	422	40.6303	1540	84.64
64	338	50.7221	2066	79.25