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Subject: Re: Optimizing Deep Fritz for Larger Computers

Author: Robert Hyatt

Date: 06:20:59 07/02/02

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On July 01, 2002 at 22:56:25, Robert Henry Durrett wrote:

>On July 01, 2002 at 22:37:16, Vincent Diepeveen wrote:
>
>>On July 01, 2002 at 21:34:59, Robert Henry Durrett wrote:
>>
>>Sorry i don't believe fritz can run on 8 processor box machine.
>>there are no shared memory 8 processor box machines simply.
>
>At rgcc, Bob Hyatt said you can get one for $80,000. He seemed to have one in
>mind!
>
>I'm almost ready to purchase it!  The only thing holding me back is not knowing
>the sizes of the caches.  I like BIG caches.
>
>Could I have misunderstood what Hyatt said?
>
>Bob D.

No.  Dell was selling 8-way xeon SMP boxes last year.  Which means you could
buy one with up to 2 megs of L2 cache, if you don't mind paying about $4K per
processor, in addition to the cost of the chassis/motherboard.  I believe that
the Intel Fusion chipset was supposed to support up to 16-way (four 4-way
clusters of CPUS, shared memory, etc) although I don't see how to keep 16
processors fed due to memory bottlenecks.



>
>>
>>the machine you mention it ran on 4 processors. the other 4 processors
>>are from a different quad. in fact the intel 8 processor Xeon machines
>>are 2 quads which are stuck together with glue.
>>
>>Like you can glue together 2 K7 mainboards and sell it as a quad.
>>
>>So you run dual on that k7 dual then. You run quad on that 8 way Xeon.
>>
>>Note that a dual K7 is hell faster than a quad xeon. P4 doesn't run
>>quad very well. Too buggy. Will take quite some time before we see
>>p4 getting quad.



That isn't necessarily true.  My quad 700 was very close to the speed of
Michel's dual AMD last year.  Intel has gone beyond 700 on the xeons already.



>>
>>Best regards,
>>Vincent
>>
>>>
>>>
>>>Surely, no one would seriously consider trying to optimize Fritz to run on
>>>computers larger than single-processor PCs.  That's what it's made to run on.
>>>
>>>Deep Fritz, on the other hand, is to be run on an 8-processor "box" [presumably
>>>a "PC"] in October.  Perhaps re-coding Deep Fritz to make it run on an $80,000
>>>8-processor SMP non-PC "box" would be a relatively trivial task for Morsh and
>>>his CB8 friends?
>>>
>>>Not so sure about making Deep Fritz run on a $1,000,000 computer.  That may be a
>>>bigger [and pointless] task.
>>>
>>>Agree?
>>>
>>>Bob D.



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