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Table 3 Classification speed for different sampling factors at species-level for the HiSeq dataset in terms of 106 sequences/min and corresponding main memory consumption

From: Accelerating metagenomic read classification on CUDA-enabled GPUs

HiSeq

CPU threads

GPUs

Speed

RAM usage

GRAM usage

CLARK (s=1)

16

-

15.74

86.5 GB

-

CLARK (s=6)

16

-

24.8

34.7 GB

-

Kraken

16

-

12.6

73.8 GB

-

cuCLARK (s=1)

1

1

44.26

39.9 GB

9.7 GB

cuCLARK (s=1)

8

1

49.69

39.9 GB

9.7 GB

cuCLARK (s=6)

1

1

60.51

14.1 GB

11.9 GB

cuCLARK (s=6)

8

1

75.96

14.1 GB

11.9 GB