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Re: activate more than one core in Mathematica 6.0 (for win)?

Jean-Marc Gulliet <jeanmarc.gull...@gmail.com>

kristoph wrote:
> Hi,

> How can Mathematica 6.0 use more than one core of a quad core cpu
> under Windows Vista? During calculations the system requires only 25 %
> of its capacity. This implies that it uses only one of the four cores.

> Thanks for answer,
> Kristoph

You could try to increase the value of the system variable
OMP_NUM_THREADS to 4.

See the following thread for detail, "Performance--Dual Core"
http://groups.google.com/group/comp.soft-sys.math.mathematica/browse_...

Regards,
Jean-Marc