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Table 5 Power, execution times and energy consumption on four GTX980 GPUs for different comparisons

From: DNA sequences alignment in multi-GPUs: acceleration and energy payoff

Comparison Stage 1 Stage 2 Stage 3 Total  
  Average power (watts per GPU) GCUPS/W
chr22 101.11 W 116.26 W 77.27 W 101.33 0.55
chr21 102.11 W 116.47 W 78.89 W 102.18 0.56
47M 104.37 W 117.12 W 76.33 W 104.50 0.54
chrY 103.25 W 119.63 W 77.00 W 103.26 0.56
  Execution time (seconds) GCUPS
chr22 11161.92 s 185.20 s 14.25 s 11361.38 s 224.60
chr21 9687.36 s 61.49 s 11.03 s 9759.89 s 229.25
47M 6694.95 s 88.25 s 9.05 s 6792.26 s 226.68
chrY 6798.12 s 3.99 s 0.07 s 6802.18 s 229.93
  Energy consumption (kilojoules per GPU) Cost
chr22 1128.63 kJ 21.53 kJ 1.10 kJ 4x 1151.27 kJ 0.1660 €
chr21 989.26 kJ 7.16 kJ 0.87 kJ 4x 997.29 kJ 0.1440 €
47M 698.82 kJ 10.34 kJ 0.69 kJ 4x 709.85 kJ 0.1024 €
chrY 701.94 kJ 0.48 kJ 0.00 kJ 4x 702.42 kJ 0.1012 €
  1. We also use GCUPS (GigaCells Updated Per Second) as performance metric, GCUPS/W as power efficiency metric and overall costs in euros (shown for all GPUs involved and on an average fare of 0.13 €/kWh)