Author: enrico carrisco
Date: 10:14:56 01/17/06
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On January 17, 2006 at 06:25:18, Andreas Guettinger wrote: >On January 17, 2006 at 05:27:26, enrico carrisco wrote: > >>On January 17, 2006 at 03:38:59, Andreas Guettinger wrote: >> >>>You compare Apple with pears. You compare the 64 bit PC version of Deep Shredder >>>vs. the 32 bit Mac version. Such a comaprision is of course useless. >>> >>>regards >>>Andy >> >>The whole point of my comparison was to see if Shredder's hardware for Paderborn >>was only 10% slower than a Quad Opteron 2.4GHz as was stated here. >> >>There have been plenty of comparisons previously for G5 PPC vs AMD for chess -- >>I've normally seen the G5 at 70-75% of the AMD. >> >>Deep Shredder doesn't see a huge speed-up for 64-bit, something between 15-18%. >>Shouldn't be too hard to estimate. >> >>-elc. > >Yes, but you make the assumption that Stefan would have used the 64-bit version >on the Opteron. Maybe he just decided to go with the 32-bit version to Paderborn >anyway because it's more tested and they compared the two 32-bit versions agains >each other. Therefore the 10% seems to be fine. >This is just speculation but the same is yours. His own testers use betas in 64-bit on ICC and sometimes playchess. I have no doubt there are plenty of tests with 64-bit versions. Clearly this is a case of what hardware was available for the event. Regards, -elc. > >regards >Andy
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