The model of program

The amount of processes

The amount of the rows distributed for process

The size of 3D grid

The running time of program (minutes)

Parallel speedup

Parallel efficiency

Serial program

1

101

101 × 101 × 30

65

empty

empty

Parallel

program

2

51, 50,

101 × 101 × 30

33

1.97

0.99

4

26, 25, 25, 25

101 × 101 × 30

20

3.25

0.81

8

13, 13, 13, 13, 13, 12, 12, 12

101 × 101 × 30

13

5

0.62