[gmx-users] parallel in duals?

David van der Spoel spoel at xray.bmc.uu.se
Tue Aug 1 16:12:58 CEST 2006

Jones de Andrade wrote:
> Ok, I know this subject have been discussed in the past.
> But I started to wander if the basic conclusion (do not use in parallel, 
> you should rather use on job for each core) is still up, and if it is, 
> if there is any hope of change in a foresight future, as well on how 
> much real loss is observed from running one process in parallel when 
> compared to two at the same time.
Just try it and you know. Somone reported good performance with 
hyperhtreading recently (was it you?)

> I'm wondering about this subject due to the arise of the core 2 duo, as 
> well the expected quad cores from amd and intel and the, semmingly 
> "affordable", dual processor motherboards from AMD for both dual and 
> quad-cores.
> Thanks you all,
> Jones
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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
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://folding.bmc.uu.se

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