Author: Dann Corbit
Date: 23:03:07 08/19/04
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On August 20, 2004 at 01:55:19, Daniel Shawul wrote: > >i used to work my chess on a 1.8GHZ PC. >On that PC DanChess(slower program) can score good point >against some fast programs with high NPS. But now when i >changed to a 2.8GHZ PC things are different. my prog has >really a very hard time against those engines. My question is >both programs are speeded up by the same amount,so why the difference? how much >are the other programs benefited? usually i test at 40 moves in >3 minutes.what is the equivalent of this on a 2.8ghz pc. A program does not necessarily scale up linearly with CPU speed. Suppose that one algorithm is 3*e^t + 1000 and anther is 2e^t + 10000 The first algorithm will be better at small values of t and the second will dominate at large values of t.
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