. Author manuscript; available in PMC: 2011 Oct 12.

Published in final edited form as: J Comput Graph Stat. 2010 Dec 1;19(4):769–789. doi: 10.1198/jcgs.2010.10039

Table 1.

Running times for the Population-Based MCMC Sampler for various numbers of chains M.

M	CPU (mins)	8800GT (secs)	Speedup	GTX280 (secs)	Speedup
8	0.0166	0.887	1.1	1.083	0.9
32	0.0656	0.904	4	1.098	4
128	0.262	0.923	17	1.100	14
512	1.04	1.041	60	1.235	51
2048	4.16	1.485	168	1.427	175
8192	16.64	4.325	230	2.323	430
32768	66.7	14.957	268	7.729	527
131072	270.3	58.226	279	28.349	572