GPU-Accelerated Parallel FDTD on Distributed Heterogeneous Platform

Table 3

Loop time information used in Figure 6.

NP	Pure CPU	Pure GPU	CPU + GPU (cuRatio)
1	1.3541	0.1028	0.0903 (0.840)
2	0.7020	0.0535	0.0467 (0.850)
4	0.3634	0.0291	0.0279 (0.860)
8	0.2168	0.0159	0.0143 (0.860)
16	0.0923	0.0091	0.0086 (0.860)
32	0.0425	0.0055	0.0050 (0.840)
64	0.0227	0.0034	0.0033 (0.810)