Author: pavel
Date: 17:07:14 04/11/05
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On April 11, 2005 at 10:56:45, Dann Corbit wrote: >On April 10, 2005 at 12:37:10, Jorge Pichard wrote: > >>When will the SSDF upgrade their Hardwares? >> >>If we look at history, the next hardware is usually more than twice as fast as >>its predecessor; Pentium 90 to Pentium 200MMX, 200MMX to Pentium II 450, Pentium >>II 450 to Athlon 1200Mhz. I guess the next processor will be at least 2.5 Ghz >>Athlon. It is about time for the SSDF to Upgrade their Hardware :-) > >This stems from a fundamental misunderstanding of SSDF testing. > >The older programs on 450 MHz have the most games played. > >Therefore, they tell us more information about the strength of a program than >playing against the same program on faster hardware. > >In fact, you would have to completely recalibrate the older programs on the >faster machines to even use the data. > >Consider the following: > > THE SSDF RATING LIST 2005-02-25 %101022 games played by 270 computers > Rating + - Games Won Oppo > 63 SOS 128MB K6-2 450 MHz 2518 15 -16 2085 37% 2610 > 47 Junior 6.0 128MB K6-2 450 MHz 2593 15 -15 2144 49% 2598 > 66 Fritz 5.32 64MB P200 MMX 2494 14 -14 2563 42% 2549 > >Notice that these engines have a rating of about 2500, and an error bar of about >30 Elo. That means we know the strength of these engines to an incredibly good >degree. We can consider these as micrometers. Dann, I am not very good at math. How many games needs to be played between two programs in order to achieve 0 error margin (if it's possible)? pavs
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