dual vs single core opteron 100's

Richard MAHONEY r.mahoney at iconz.co.nz
Tue Jan 24 14:34:45 PST 2006

On Wed, 2006-01-25 at 07:03, Ken Gunderson wrote:
> Greets Everyone:
> I was getting into a discussion the other day about this and decided to
> see what the FBSD amd64 gurus had to say about it.  Given approximately
> equal cost of, for example, a single core Opteron150 (2.4GHz) and a
> dual core Opteron165 (1.8GHz) under what kind of situations would
> one be preferred over the other?  
> fwiw- my friend asserts it will ALWAYS be the faster single core because
> of context switches and dual cores are optimized for highly multi-
> threaded OS's (e.g. WInblows). But 1) I think the scheduler has been
> improved in 6.0, and 2) he's a linuxer.

For Sun's take on the advantages of multi-core CPUs you might like to
look at what they have to say about the T2000:



 Richard MAHONEY

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