Table 5: Comparison of actual and predicted time usages when running 1000 time steps of the 2D heat equation solver. The same hardware characteristic parameters as in Table 4 are used.

THREADSPartitioning

Mesh size
 160.520.33122.53122.07
 320.440.3761.5561.04
 640.270.2130.7830.52
 1280.290.2115.3115.26
 2560.180.137.707.63
 5120.140.143.853.81

Mesh size
 161.550.65489.96488.28
 321.080.73246.25244.14
 640.640.42122.82122.07
 1280.640.4261.8561.04
 2560.420.2631.0130.52
 5120.290.2615.4715.26