Author: Drexel,Michael
Date: 03:34:17 08/07/04
Go up one level in this thread
On August 07, 2004 at 01:31:53, Ingo Bauer wrote: >Hello Peter > >>Athlon 64 3200+ >> >>Phalanx 493909 12% faster >>Shredder Classic 2.11 22.7% faster >>Crafty 19.15 1115929 52 12.307692 20% slower >> >>PIV 3.2GHzHT >> >>Phalanx 441072 >>Shredder Classic 1.72 >>Crafty 19.15 1349496 43 14.884 > >1. I have no clue about Phalanx! > >2. If we are talking about the "bench" command in the classic-gui the bench is >in the gui and is not using any engine. This command is quite accurate if you >compare AMD oder P3 like CPUs (eg it should be ok for the Centrino as well). The >test is penelizing P4 CPUs. Your 2.11 basicly says that your CPU is 2.11 times >faster than a 1.0GHz P3. Which is ok but the 3.2GHz P4 is faster than a 1.72GHz >P3! > >3. I doubt that result of crafty. Something is wrong. Your AMD 64 is for sure >NOT 20% slower than the P4 even in 32bit mode! > >To get a correct result of different CPUs is difficult. Just to get a guess. >Take 5 Engines (e.g. Fritz, Shredder, Crafty, YACE, ProDeo (or your choise, the >more engines you use the better!)), take the starting position. Let them >calculate with fixed Hashsize for 1 min. Add the calculated nodes for each CPU >and divide it by the number of programs. Then you get an average node number >which is somehow balanced by the fact that some progs are better at P4s and some >are better on AMD. Eg it is said that Shredder likes AMD and Fritz P4.(Maybe >Crafty is not the best choise for this test because your AMD is for sure NOT 20% >slower than the P4, something IS broken there!) > >If you want my guess for your Computer: They are very close in speed. If I have >to bet an a winner I chose the ... P4. You know my PC and I usually compare it >with a P4 from 3.2-3.4 GHz. SO I think yours is slightly slower than a 3.2 GHz. > > No way, A64 2.2 Ghz is considerably faster than P4 3.2 Ghz for Chess. Michael
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