AW: [RC5] Athlon XP/MP even faster? K5 faster than K6!

Aaron W. Swenson aswenson at frontiernet.net
Fri Oct 19 14:30:49 EDT 2001


I'm surprise everybody missed one piece.  Two Durons will NOT be twice as 
fast as one.

At 07:29 AM 10/19/2001 -0500, you wrote:
>Actually, the K6 was based on NexGen's work.
>
>----- Original Message -----
>From: "Jin-Wei Tioh" <jinwei at tm.net.my>
>To: <rc5 at lists.distributed.net>
>Sent: Friday, October 19, 2001 5:15 AM
>Subject: Re: AW: [RC5] Athlon XP/MP even faster? K5 faster than K6!
>
>
> > At 10:26 PM 10/18/2001 +0200, you wrote:
> > >Did you know that the k5 is faster than the k6 (not in general but
>regarding
> > >rc5 only)?
> > >
> > >133MHz are faster than 180MHz:
> > >AMD K5 133MHz 326,625 keys/sec
> > >AMD K6 180MHz 324,639 keys/sec
> > >
> > >Both at 200MHz:
> > >AMD K5 200MHz 434,804 keys/sec: ~2174 keys/sec/MHz
> > >AMD K6 200MHz 330,745 keys/sec: ~1653 keys/sec/MHz
> > >
> > >---SNIP---
> > >
> > >With greetings from Germany
> > >Horst
> >
> > I believe this is because the K5 has a more powerful / effective (ie.
> > higher IPC)
> > integer unit than the K6. That was generally the K5's strength over the
>K6.
> > IIRC the K5 was based on NexGen's work, while the K6 was using the Chomper
> > core.
> >
> > --
> > JW
> > www.BlueSmoke.net
> >
> > --
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> >
> >
>
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