Combined Acceleration Methods for Solid Rocket Motor Grain Burnback Simulation Based on the Level Set Method

Table 5

Comparison between CPU and GPU execution time (per call). CPU, Intel i54570; GPU, NVIDIA K2200.

Grid	CPU time	GPU time	Speedup
	WENO5-Module
64, 32, 32			10.21
96, 48, 48			9.306
128, 64, 64			10.22
256, 96, 96			10.25
	DiFi-Slice
64, 32, 32			7.623
96, 48, 48			6.739
128, 64, 64			7.194
265, 96, 96			7.204
	MC-Boolean
64, 32, 32	0.7985		4064
96, 48, 48	1.775		3774
128, 64, 64	2.618		2874
256, 96, 96	4.762		1226