ATHLON vs XEON: number crunching

Ivan Oleynik oleynik at chuma.cas.usf.edu
Wed Jun 19 20:48:48 EDT 2002


Yes,

Both Xeon and Athlon have 2GB PC2100 registered DDR.
The code fits in 70 MB of RAM.

Ivan

------------------------------------------------------------------------

On Thu, 20 Jun 2002, Steffen Persvold wrote:

> On Wed, 19 Jun 2002, Joe Griffin wrote:
> 
> > Ivan,
> > 
> > Is your test memory limited?
> > 
> > Perhaps it is not the CPU speed but the cache size
> > that is limiting you.  The Xeon has a different
> > cache size and Memory type.  P4's use RDRAM (high latency/
> > high bandwidth).  The AMD may use SDRAM (low latency/low bandwidth).
> > 
> 
> Not all Xeons use RDRAM. The new ServerWorks Grand Champion chipsets and 
> the new Intel E7500 (Plumas) use DDR RAM (just like the Athlons).
> 
> Regards,
> Steffen
> 
> 

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