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Table 3 Experiment 3: Execution times for binary samples experiment using 4 GPUs.

From: Gene regulatory networks inference using a multi-GPU exhaustive search algorithm

GRN size

CPU

32 targets/bl

64 targets/bl

128 targets/bl

1024

4 min

19.5 s

20 s

9.3 s

2048

34.5 min

1.3 min

1.3 min

35 s

4096

5 h

5.4 min

5.4 min

2.3 min

8192

1.7 days

43 min

22.3 min

9.4 min

  1. Columns from left to right: different sizes of GRNs (number of genes); execution times of the 6 core CPU algorithm; execution times for 3 experiments using the GPU algorihm: 32, 64 and 128 target genes per block using 4 GPUs.