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Subject: Re: Definitely 2.3 mil.

Author: Matt Taylor

Date: 00:15:15 02/22/03

Go up one level in this thread


On February 21, 2003 at 23:26:34, Aaron Gordon wrote:

>On February 21, 2003 at 21:51:41, Matt Taylor wrote:
>
>>On February 21, 2003 at 19:49:55, Aaron Gordon wrote:
>>
>>>On February 21, 2003 at 18:08:58, Robert Hyatt wrote:
>>>
>>>>On February 21, 2003 at 17:37:35, Aaron Gordon wrote:
>>>>
>>>>>On February 21, 2003 at 08:04:18, Mike Byrne wrote:
>>>>>
>>>>>>On February 21, 2003 at 08:02:34, Mike Byrne wrote:
>>>>>>
>>>>>>>On February 21, 2003 at 07:14:47, Charles Worthington wrote:
>>>>>>>
>>>>>>>>On February 21, 2003 at 07:05:22, Charles Worthington wrote:
>>>>>>>>
>>>>>>>>>On February 21, 2003 at 06:47:11, Mike Byrne wrote:
>>>>>>>>>
>>>>>>>>>>On February 21, 2003 at 04:46:53, Charles Worthington wrote:
>>>>>>>>>>
>>>>>>>>>>>Bob what program is required for me to conduct benchmark tests with Crafty?
>>>>>>>>>>>Could you please e-mail it or post a link here to it? Thank you.
>>>>>>>>>>
>>>>>>>>>>Charles,
>>>>>>>>>>
>>>>>>>>>>You have it, the "crafty" program has a built in benchmark ....start crafty in
>>>>>>>>>>dos mode (console) with no crafty.rc file ( a plain taxt file you create with
>>>>>>>>>>engine parameters - but in this case - do not have a crafty.rc file in the same
>>>>>>>>>>directory as crafty).
>>>>>>>>>>
>>>>>>>>>>Type word "bench" at the command prompt.
>>>>>>>>>>
>>>>>>>>>>Mike
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>Thanks Mike. I haven't set the Crafty you sent me up yet so I didn't know. In
>>>>>>>>>all honesty I have no Idea  how to set it up to run on the Chessbase server. The
>>>>>>>>>Crafty that comes with fritz is already set up so I have never had to set one up
>>>>>>>>>yet. The other foreign progs are easy just drop in the  eng and dll and you are
>>>>>>>>>done. This does not look so easy. :-)
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>640 kNs.....Not good :-)
>>>>>>>
>>>>>>>on your new  machine??
>>>>>>
>>>>>>ok I see it in your title ...that is respectable for 1.2Ghz Celeron -- it's in
>>>>>>the ballpark -- I think a dual 3 Ghz will get 3M nps....
>>>>>
>>>>>Hyatts Dual xeon 2.8GHz only gets 2.1 million in the benchmark..
>>>>>If you scale it up to 3.06x2 + HT you'll only see about 2.3 million.
>>>>
>>>>I won't try to predict that performance, it needs testing.  The 3.06 xeons
>>>>have 533mhz FSB, while my 2.8s are 400.  That is a difference above and beyond
>>>>the raw clock speed.
>>>
>>>When I did testing vs Athlon SDR systems and DDR systems I noticed next to no
>>>difference in Crafty's performance. Doubling bandwidth made less than a 2%
>>>increase (if even that). Here is the graph I did back then, all "Thunderbird"
>>>systems are SDR, all AthlonXP's are DDR. I also included 1GHz/100fsb Athlon
>>>Tbird results vs 1GHz/133fsb results. Here is the list:
>>>
>>>http://speedycpu.dyndns.org/crafty/c1900-bench.jpg
>>>
>>>So you can compare: AthlonXP 1600+'s are 1.4GHz, compare with Tbird 1.4GHz.
>>>AthlonXP 1500+'s are 1.33GHz, compare with the Tbird 1.33.
>>>
>>>>>Crafty v19.4 (1 cpus)
>>>>>
>>>>>White(1): mt=4
>>>>>max threads set to 4
>>>>>White(1): bench
>>>>>Running benchmark. . .
>>>>>......
>>>>>Total nodes: 104415743
>>>>>Raw nodes per second: 2130933
>>>>>Total elapsed time: 49
>>>>>SMP time-to-ply measurement: 13.061224
>>>>>White(1): end
>>
>>A faster FSB does more than just add bandwidth. CL=2 ram on a 100 MHz FSB is
>>slower latency-wise than CL=2 ram on a 133 MHz FSB. The ram timings in your
>>results aren't posted, but I would bet that they are different in some cases.
>>This can make a world of difference, particularly since the processors burn off
>>a lot of precious cycles waiting on memory.
>>
>>-Matt
>
>I used the fastest options available in the bios, CL2, 4-bank interleave,
>various things like that.

And what about everyone else?

-Matt



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