Author: Vincent Diepeveen
Date: 05:00:18 03/25/02
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On March 25, 2002 at 07:52:12, Sune Fischer wrote: >On March 25, 2002 at 07:05:26, Vincent Diepeveen wrote: > >>The only INTERESTING thing is how fast a processor + compiler performs >>for a program. If you build a 1Ghz processor, then it gotta beat >>a 2Ghz K7 simply. If it doesn't, THEN YOU ARE SLOWER. > >Actually, it might beat it: >"In SPEC CFP2000 the Alpha 21264A running at 667MHz can outperform our beloved >AMD Athlon at over 2x the clock speed, not to mention that Intel's own Itanium >only runs at 800MHz while providing even higher scores." that's the floating point unit Sune. not a single chessprogram is using much floating point. also floating point isn't faster than integers (otherwise we could rewrite stuff to floating point). Just look how fast the best prepared alpha machine at specINT is completely outgunned by XP2000 (=mp2000). >http://www.anandtech.com/cpu/showdoc.html?i=1546&p=3 > >And AFAIK, the Hammer will in Q4-2002 be running at very high clock speeds >(~2GHz). AMDs fastest thing in 2002 is for sure the MP processor. hammer make that 2003+ >Though it is hardly a fair comparison, since the Hammer will have a lot of other >optimizations as well. >-S.
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