gromacs benchmark and quad Xeons

David van der Spoel spoel at xray.bmc.uu.se
Wed Jun 19 07:27:32 EDT 2002


On Tue, 18 Jun 2002, Velocet wrote:

>Are the original rpms for gromacs which are generally compiled for P2/MMX
>going to be absolutely the worst possible situation for a Xeon? Or should
>they work relatively near best-speed (minus missing SSE and SSE2 instructions,
>though I dont even know if GCC gives the full set of either for a hand
>compile). 
>
>What's wrong here? Any ideas?
Check whether LAM uses TCP or is also compiled for shared memory.


Groeten, David.
________________________________________________________________________
Dr. David van der Spoel, 	Biomedical center, Dept. of Biochemistry
Husargatan 3, Box 576,  	75123 Uppsala, Sweden
phone:	46 18 471 4205		fax: 46 18 511 755
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://zorn.bmc.uu.se/~spoel
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