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Subject: Re: Pentium IV mobile processors have very good results ...

Author: Aaron Gordon

Date: 04:30:28 01/24/04

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On January 24, 2004 at 05:41:15, Frank Quisinsky wrote:

>On January 23, 2004 at 18:03:48, enrico carrisco wrote:
>
>>On January 23, 2004 at 17:25:21, Frank Quisinsky wrote:
>>
>>>On January 23, 2004 at 12:02:42, Thomas Mayer wrote:
>>>
>>>Hi Thomas,
>>>
>>>>you write that nonsense all the time -> maybe you READ your forum ?
>>>
>>>http://f22.parsimony.net/forum41668/messages/24801.htm
>>>
>>>Best
>>>Frank
>>>
>>
>>Message from link above:
>>
>>"Hi Frank,
>>
>>Axon Bench has Geniss Axon XP chess engine, totaly written in machine language.
>>It is mixture of 16-bit and 32-bit instructions. So, we could say that Athlon
>>processors are more optimized for that kind of code compared with Intel
>>machines. The test proves that for computer chess AMD machines are the best
>>choise. PIV-s are simply over-optymized only for CLEAR 32-bit code. It is
>>interesting fact that huge number of chess engines (with exception of Fritz)
>>runs much better on AMD processors !
>>
>>regards, Vladan"
>>
>>This is a little different than saying it is optimized for AMD.  It's a fine
>>line perhaps.  Saying Axon is optimized for AMD would be like saying all chess
>>engines are optimized for AMD because they simply run faster on those CPUs.
>>
>>-elc.
>
>Hi,
>
>this is right but ...
>
>The Axon Bench test is after my information a part from Axon chess engine. Axon
>chess engine is working on Athlon processors faster! Gandalf 4.32x versions or
>Crafty works after my information not faster on Athlon processors. A good
>example is Anaconda too. Anaconda is working on Athlon processors faster.
>
>And this is the reason for me to write (Axon as a part of a chess program which
>is faster on Athlon processors) that Athlon processors will have a better result
>as Intel processors with Axon bench test. We can start the Crafty bench and
>compare the results on Intel or Athlon and the results are completly different.
>
>Not more not less ...
>
>Best
>Frank

Crafty still rules on Athlons too.
Here are some 18.11 results I have from back in the day:

CPU type           Nodes/sec

AthlonXP 2.52GHz   1,578,197
AthlonXP 2.2GHz    1,370,541
Pentium 4 3.25GHz  1,335,397
AthlonXP 1.86GHz   1,197,253
Tbird 1.68GHz      1,041,610
Pentium 4 2.47GHz    992,009
Athlon Tbird 1.3GHz  760,299
Pentium 4 1.7GHz     687,406
Celeron (P3) 1GHz    575,475
Pentium 4 1.5GHz     569,185

Even the old P3 cored Celeron 1GHz is faster than a P4-1.5GHz. IMO P4 is a waste
of money. Runs hotter, is slower, and to get a CPU that comes close to my $50
chip (1.73 @ 2.5ghz) you'd need to pay $1000. THEN you'd have to overclock that
$1000 chip and it would now dump close to 200 watts. Then you get to pay $200+
for a cooling system for it. ZZZzzz....



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