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Subject: Re: A New Deep Blue?

Author: Ernst A. Heinz

Date: 08:20:17 04/22/98

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On April 22, 1998 at 10:47:27, Mark Young wrote:

>I heard that IBM has come out with a 6 billion move a sec. version of
>Deep Blue. Is this true? Is there going to be a rematch that I have not
>heard about? If not why did they come out with a new version?
>
>Im in bed with the flu and have a high fever. So if I did not hear CNN
>right forgive me.
>
>                                         Mark Young

Whoever reported this fell for a typically clever marketing gag of IBM
...

Today, IBM announced a new model of their RS/6000 SP parallel computer
line with 332MHz CPUs. The announcement *claims* that these are up to
5x times faster than the CPUs of the Deeper Blue machine and, together
with the special chess processors, *would* result in a hypothetical
chess machine calculating *up to* 1 billion = 10^9 moves/nodes per
second. Below I quote an excerpt of the original announcement:

"Company Press Release

 New IBM Technology Faster Than Deep Blue

 RS/6000 SP Capable of a Billion Moves Per Second

 SOMERS, N.Y.--(BUSINESS WIRE)--April 22, 1998-- Nearly one year after
 its historic victory over chess grand master Garry Kasparov, IBM today
 announced improvements to the RS/6000 SP that deliver five times the
 performance of Deep Blue.

 The improvement is the result of IBM's new 332 MHz microprocessor, the
 fastest chip available to date on the RS/6000 SP. If applied to the
 system that powered Deep Blue, this processor would increase its
 calculating power from 200 million to one billion chess moves
 per second."

I personally do neither believe that the integer performance of new CPUs
is
5x times higher than that of the ones used in 1997 -- maybe IBM
intentionally
compares the 332MHz CPUs to their 60MHz CPUs of the first match -- nor
do I
believe that their overall system performance scales linearly with the
clock
speed of the SP host CPUs.

IMO, the "Deep Blue" part of the announcement is pure marketing hogwash
...

=Ernst=



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