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Table 6 Performance of the algorithms depending on the number of GPUs used

From: Protein alignment algorithms with an efficient backtracking routine on multiple GPUs

algorithm

1 GPU

2 GPUs

3 GPUs

4 GPUs

 

time

speedup

time

speedup

time

speedup

time

speedup

global NW

158,25

1,000

81,86

1,933

54,19

2,920

40,41

3,916

semiglobal NW

163,16

1,000

84,81

1,924

56,01

2,913

41,69

3,914

SW

182,01

1,000

93,89

1,939

61,96

2,938

46,48

3,916

  1. Mean computational times (in seconds) for 4000 input sequences depending on the number of GPUs used. The algorithms were run on Tesla S1070.