[RC5] Re: Does Intel hyperthreading help?

David Nillesen dnillese at pobox.une.edu.au
Wed Aug 20 15:31:47 EDT 2003


"Craig W. Lovell" <clovell at cox.net> writes:

> I've found that running DNetC on one thread works best.
> On a P4 3.06GHz processor, I get about 4.1 million keys/sec.
> Having the second thread available allows me to do other
> things with my PC, without impacting my keyrate (email,
> web, CD ripping, etc.),  Of course, 1GB of DDR RAM helps,
> too :)

OGR is significantly better with hyper threading. About 20% from
memory. I run the latest redhat kernel though with the backported
hyperthreading aware scheduler.

I can get figures if anyone is deadly curious.

Regards,
DaveN

--
dnillese at pobox.une.edu.au
Systems Administrator
University of New England


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