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Table 4 Multi-GPU convolution of specifically sized images

From: Convolution of large 3D images on GPU and its decomposition

 

Time (s)

Image

2GPUc2c

2CPUc2c

2CPUr2c

4CPUc2c

4CPUr2c

1

0.5

0.3

0.1

0.3

0.1

2

0.5

0.7

0.2

0.5

0.3

3

0.7

1.7

0.5

1.1

0.6

4

0.9

6.3

1.3

3.5

0.9

5

1.3

14.5

2.8

8.9

1.8

6

2.5

30.7

6.6

19.9

3.7

7

4.8

53.4

12.3

31.4

6.8

8

-

-

26.7

-

14.5