Table 1.

Elapsed times and speedups obtained with ParaHaplo applied on the HapMap 3 JPT and CHB data of chromosome 22.

Elapsed times and speedups obtained with ParaHaplo on the phasing process
Number of Processing Units	Calculation Time						Speed Ratio a
1	9	h	56	m	54	s	1
2	4	h	56	m	13	s	2
4	2	h	26	m	40	s	4
8	1	h	21	m	39	s	7
16			39	m	2	s	15
32			21	m	5	s	28
64			11	m	49	s	50
128			7	m	4	s	85
256			5	m	32	s	108

^aRatio of computation time of a single processor to computation time of multiple processors