Author: Anthony Cozzie
Date: 09:27:14 01/23/04
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On January 23, 2004 at 12:02:42, Thomas Mayer wrote: >Hi Frank, > >>>> I am wonder about the power from the new Pentium IV Mobile processors. If I >>>> compare the power is the Mobile faster. >>>> >>>> Athlon optimated bench results from Axon Bench Test: >>>> >>>> Maxdata (4200x) Pentium IV Mobile 2.67 with HT Notebook = 7.015 >>>> Maxdata (3100x) Pentium IV 2.67 without HT Notebook = ~ 6.300 >>>> Xeon 2.8 GHz with HT = 7.670 >>>> >>>> Hyper-Threading is not important for this test! >>>> >>>> Athlon proecessors are a little bit faster but after my information is >>>> this test optimize for Athlon processors. > >>> Not sure how to take the results.. but.. my Athlon XP 2.5GHz gets 8.721 > >> yes this must be right! >> The test is better for Athlon programs because Axon is Athlon optimated. >> Try this test with an Intel processor! > >you write that nonsense all the time -> maybe you READ your forum ? The >programmer of Axon told it SEVERAL times, that it is NOT optimized for Athlon at >all, the Athlons are simply better for chess. E.g. my XP2700+ with internal >2.166 GHz performs like a 3.4 GHz PIV - which we can not buy right now... >clockwise Athlons are WAY better... > >But don't forget the best: Opterons are BEASTs for computerchess, they beat >everything else in performance even when you use only the 32 bit mode... >Yesterday the Zappa programmer reports me, that his Operon 1.8 GHz is of about >double the speed for his program then an Athlon XP2700+/2.166 GHz in 64bit mode. >Unbelieveable - even with lower clockspeed it is 2 times as fast... AMD rules... >:) > >Greets, Thomas approximate numbers for Zappa: AMD Athlon XP 1.5G: 400 knps Intel P4 2.4G: 470 knps AMD Opteron 1.8G-32: 580 knps AMD Opteron 1.8G-64: 920 knps Zappa basically ends up being about 1/2 as fast as crafty in all situations. I don't do lazy eval, I keep extra rotated bitboards, I do a (somewhat) slower kingsafety, and in general am less optimized. anthony
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