Re: How are CPU Speed and Overall CPW Related?

Exactly. The CPU mhz rating is what I was comparing to the horsepower. The
CPW is more like taking into account what the vehicle is used for, e.g. a
bus is used to carry more than one person.

Peter

----- Original Message -----
From: "Neil Palmer" <neilp@dpslink.com>
To: <MIDRANGE-L@midrange.com>
Sent: Wednesday, May 02, 2001 9:09 PM
Subject: Re: How are CPU Speed and Overall CPW Related?


> Point I was trying to make is a PC basically runs a single task.  Even a
> 400 with no users on it has a lot of jobs running, as you can see from
> WRKACTJOB count of active jobs.
> Besides, CPW does measure the overall performance of the vehicle - not the
> "engine".
>
> ....Neil
>
>
>
>
>
> "Peter Dow" <pcdow@yahoo.com>
> Sent by: owner-midrange-l@midrange.com
> 2001/05/02 21:39
> Please respond to MIDRANGE-L
>
>
>         To:     <MIDRANGE-L@midrange.com>
>         cc:
>         Subject:        Re: How are CPU Speed and Overall CPW Related?
>
>
> Hi Neil,
>
> I think the analogy would be comparing horsepower of the engine, not
> overall
> performance of the vehicle.
>
> Regards,
> Peter Dow
> Dow Software Services, Inc.
> 909 425-0194 voice
> 909 425-0196 fax
>
>
> ----- Original Message -----
> From: "Neil Palmer" <neilp@dpslink.com>
> To: <MIDRANGE-L@midrange.com>
> Sent: Wednesday, May 02, 2001 3:44 PM
> Subject: Re: How are CPU Speed and Overall CPW Related?
>
>
> > PC vs 400.  You're trying to compare the performance of a motorcycle to
> a
> > bus.  Are zero to 60 times meaningful in this comparison?
> > What about miles per gallon.  Now what about passenger miles per gallon.
> > Admittedly with one passenger in the bus the numbers may not look good
> in
> > comparison to the motorcycle - but what if you need to move 60
> passengers.
> >
> >
> > ...Neil
> > .
> >
> >
> >
> >
> > "Nathan M. Andelin" <nathanma@haaga.com>
> > Sent by: owner-midrange-l@midrange.com
> > 2001/05/02 18:03
> > Please respond to MIDRANGE-L
> >
> >
> >         To:     <MIDRANGE-L@midrange.com>
> >         cc:
> >         Subject:        Re: How are CPU Speed and Overall CPW Related?
> >
> >
> > > From: Jim Damato <jdamato@dollargeneral.com>
> >
> > > In your opinion, what do you think is the reason that
> > > IBM is governing the CPU?  Is there a technical reason
> > > why they would want to do it?
> >
> > With all due respect to Alexei Pytel, I believe "governor" is the
> correct
> > term.  My hypothesis is that the standard CPU would do more, given more
> > cache.  I can't think of a technical reason for limiting cache.  But
> maybe
> > there's a business reason, which I don't understand.  I'd like an
> > explanation too.
> >
> > I believe that if IBM offered better performance for the price, then it
> > would attract new customers to the platform.  But IBM is in a better
> > position than I to make that call.
> >
> > > Is this what you mean, or are you talking about something
> > > far less nefarious?
> >
> > The thing that bothers me is the obfuscation.  Customers should have
> good
> > information, but they don't.  For example, I recall a thread in which
> > Patrick Townsend expressed confusion over a C program he wrote to do
> some
> > work with stream files.  He compiled the program to run on both Intel
> and
> > AS/400.  It blew him away that the Intel processor offered so much
> > superior
> > performance.  Now it makes sense to me.  The AS/400 had a much slower
> > processor, which was also probably bridled.
> >
> > I believe that kind of confusion is widespread.  Customers believe they
> > are
> > buying "Big Iron", but what they getting is "Little Copper".
> >
> > I appreciate how IBM provides CPW figures to compare one model to the
> > next.
> > But IBM seems to either hide or obscure numbers that compare the AS/400
> to
> > Intel.
> >
> > Nathan.
> >
> -
>
>
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