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Table 5 Multi-GPU convolution of arbitrarily sized images

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

 

Time (s)

Image

2GPUc2c

2CPUc2c

2CPUr2c

4CPUc2c

4CPUr2c

9

0.6

0.7

0.6

0.4

0.4

10

0.7

1.2

0.6

0.8

0.5

11

0.7

1.9

0.9

1.2

0.5

12

1.3

4.1

1.8

2.3

1.1

13

2.0

10.2

7.2

5.6

3.8

14

3.8

27.6

17.9

14.9

9.2

15

7.3

62.0

36.0

32.0

18.4

16

-

-

95.7

-

48.6