spoel at xray.bmc.uu.se
Tue Jun 7 21:00:53 CEST 2005
On Tue, 2005-06-07 at 13:46 -0500, Nathan Moore wrote:
> I've been testing my compilation of GROMACS to the published benchmarks on
> the GROMACS website. according to the data on the web, Villin finishes on
> an 1.25 Ghz G4 machine with a time of 2048 seconds.
> My powerbook finishes Villin (0.0002 ns timestep, 5000 steps) in roughly
> 700 seconds,
> NODE (s) Real (s) (%)
> Time: 701.240 715.000 98.1
> (Mnbf/s) (MFlops) (ps/NODE hour) (NODE hour/ns)
> Performance: 6.758 211.844 51.338 19.479
> Finished mdrun on node 0 Tue Jun 7 11:56:05 2005
> Am I to believe that my 867 MHz is 10-20x faster than an Apple G5
> compiling Xlc?
> Do I understand correctly that the columns on the serial benchmark page
> are execution times where a lower number is better? I used the files
> available on the benchmarks portion of gromacs.org and attach my log file
> from the run to this email.
No, the numbers are ps/day, in your case you want to multiply 51.3 by
24, to get roughly 1200 ps/day.
> nt moore
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David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596, 75124 Uppsala, Sweden
phone: 46 18 471 4205 fax: 46 18 511 755
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