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Subject: Re: is this the best simulation for processors and chess performance?

Author: Vincent Diepeveen

Date: 16:02:26 07/23/03

Go up one level in this thread


On July 22, 2003 at 20:04:01, Robert Hyatt wrote:

>On July 22, 2003 at 15:09:13, Vincent Diepeveen wrote:
>
>>On July 22, 2003 at 14:54:48, Rajen Gupta wrote:
>>
>>You are comparing x86 executables here.
>>That's like running 8 bits XT executables at the P4.
>>
>>Do you understand that?
>>
>>If not then it is useless to say that things will change for chess software a
>>lot when there is native good x86-64 compilers for opteron (and future intel
>>x86-64 platforms which does *not* include that 3.06Ghz Xeon MP).
>>
>>Note that the 3.06Ghz Xeon MP you show there is about $5000 a piece. spending
>>$16000 to get 4 of them is pretty expensive therefore.
>
>4 * $5000 == $16000?
>
>strange math.

My wallet gave an overflow i guess :)

>
>>
>>Also note that most of the benchmarks are not close to how chessprogs react onto
>>extra registers and such.
>>
>>>the second graph on this page:
>>>
>>>http://www.anandtech.com/cpu/showdoc.html?i=1818&p=5
>>>
>>>(general usage performance; business winstone 2002)
>>>
>>>and the 3rd graph on this page:
>>>
>>>http://www.xbitlabs.com/articles/cpu/display/opteron-1_19.html
>>>
>>>Performance: Office and Content Creation Applications
>>> business winstone 2002
>>>
>>> i have noted these bench marks correlate very well with chess benchmarks;based
>>>on these the opteron does not seem much better than an athlon xp; infact one of
>>>aaron's 2400 babies might thrash the opteron pretty badly;
>>>
>>>in all other tests the opteron is to put it mildly "pathetic" i doubt that
>>>anyone will ever want to buy such a system esp when intel has come out with
>>>this:http://www.gamepc.com/labs/view_content.asp?id=xeon3061MB&page=1



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