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Subject: Re: Money no object? What about s390?

Author: Robert Hyatt

Date: 13:41:44 02/18/03

Go up one level in this thread


On February 18, 2003 at 15:57:03, Matthew Hull wrote:

>On February 18, 2003 at 15:35:37, Charles Worthington wrote:
>
>>On February 18, 2003 at 15:27:55, Drexel,Michael wrote:
>>
>>>On February 18, 2003 at 14:44:10, Charles Worthington wrote:
>>>
>>>>Actually the 3175 kNs was derived at from a mathmatical formula: 1200 kNs for
>>>>single 3.06 cpu times 1.85 (For Duals) then that figure times 1.33 for
>>>>hyperthreading. Until I have the system in hand to test it the math is all i
>>>>have to go by. Why hasnt anyone tested the dual 2.8 Xeons by now? They have
>>>>certainly been on the market long enough that someone here would have tested
>>>>them other than Bob.
>>>
>>>Unfortunately Bob dont like to install Fritz 7 or Fritz 8. I assume he only
>>>would have to send chessbase a mail and they would ship him all products for
>>>free.
>>>He is probably Winboard-Crafty Fan :)
>>>CC enthusiasts in Germany generally prefer Dual AMD systems. So do I
>>
>>I can't say which system I prefer yet. I will soon have both in hand then I will
>>conduct unbiased tests. The germans prefer AMD because they don't run the new
>>Xeons. The price in Germany is a major factor. Price-wise I prefer the AMD as
>>well but i was not looking for the best value i was looking for the best
>>performance with cost not an object.
>
>
>Talk about money being no object...
>
>Does anyone know what Crafty performance is like on the latest s390 hardware
>under Linux?
>
>If I knew anyone at IBM, I'd quiz them as to how well Linux scales to a 16-way
>Z900 or (8-way for that matter) running on the bare metal (as opposed to running
>under VM).  And if it does scale, then compile crafty on that and at least find
>out the n-way speedup factor for more than 4 processors.
>
>Matt


That's not a particularly good architecture for chess.  I've run on several in
the past, but
they were pretty much dogs for chess.  Lots of I/O throughput, but not good
number-
crunching platforms at all..




>
>
>>All I am saying is that the AMD users have
>>not actually owned a newer Xeon system so when they quote performance specs they
>>have no idea what they are talking about. My Xeon system i ordered from Dell is
>>the very first one ordered in the 3.06 platform with the new E7505 Chipset. No
>>one can claim to know that the AMD is faster than this box until we see for sure
>>by testing them. What will they say if the Xeon turns out to be significantly
>>faster?



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