Author: Keith Hyams
Date: 13:30:57 12/07/05
Go up one level in this thread
On December 07, 2005 at 16:09:31, Aaron Gordon wrote:
>On December 07, 2005 at 15:24:09, Keith Hyams wrote:
>
>>On December 07, 2005 at 15:19:22, Aaron Gordon wrote:
>>
>>>On December 07, 2005 at 13:42:49, Keith Hyams wrote:
>>>
>>>>2.7 GHz Celeron 56180 nps Surprisingly slow??
>>>
>>>It may be normal. I'll see if I can get a test run on a friends Celeron 2.4GHz
>>>(should scale linearly with your results). I think Rybka may depend on L2 cache
>>>size/speed. Traditionally Pentium 4's have been rather slow for chess and the
>>>cache issue on the Celeron may compound the issue. Thanks for your result
>>>though, I'll try to look into this further.
>>
>>Thank you Aaron. If you find anything and matters have moved on here, perhaps
>>you would be kind enough to email me.
>> Keith
>
>Unfortunately it does look like the Celeron (P4 core) has problems in Rybka. I
>just had a friend test his Celeron 2.4GHz and it got 31408 (his Athlon XP 2.2
>Barton got 107k). That is the older Celeron, not the Celeron-D. Do you know if
>yours is the original Celeron or the newer Celeron-D (-D should have more cache,
>Prescott core, etc)? If you're unsure you could try downloading CPU-Z from here:
>http://www.cpuid.com/download/cpu-z-131.zip
CPU has 128Kb L2 cache. Results are also in line with those of your friend, so I
guess it must be the older Celeron.
Oh well, it is nearly Christmas, anyone need a large rectangular box to keep
their door open?
Thanks to you and GCP for your help.
Keith
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