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Subject: Re: Old Old Test Position from 1990 CCR Vol 1 # 3

Author: Roy Eassa

Date: 07:41:38 08/28/02

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On August 27, 2002 at 23:26:28, Mike Byrne wrote:

>Discussion on page 14 reagrding a suitable test for testing programs that does
>not involve checks nor is it too slow on standard models and line that would not
>be in any opening book. An old Alekhine's trap:
>
>1. e4 Nf6
>2. e5 Nd5
>3. d4 Nc6?
>4. c4 Nb6?
>
>[D]r1bqkb1r/pppppppp/1nn5/4P3/2PP4/8/PP3PPP/RNBQKBNR w KQkq - bm d5!;1990 CCR
>Vol 1 # 3
>
>On just about any hardware today with any program , the computer should
>instantly find d5.
>
>Best to Worse Times (not all listed):
>
>1989/1990 Hardware:
>
>Mach IV            0:50 (estimate)
>Designer Mach III  1:47 (estimate)
>Mach III           1:58
>Mach II LA         2:52
>Designer 2100      6:24
>Designer 2000     10:40
>Excel Display     15:55
>
>2002 PDA's:
>
>Palm Vx:
>Chess Tiger 14.9a 0:53
>Chess Genius 1.5  1:33
>
>Ipaq 3100:
>Pocket Fritz      0:46
>Genius 1.3 beta   0:04


On my Palm (overclocked to 42 MHz), it took Chess Tiger v14.9a 49 seconds, which
confirms your results.  It took Chess Genius v1.5 1:39, curiously longer than
your result.

On my 206 MHz Pocket PC, it took Pocket Fritz only about 3 seconds to get it.
Genius 1.3 beta solved it in 4 seconds like yours did.  So my Pocket Fritz was
over 10 times faster, but my Genius was no faster.  (The 3100 iPaq uses a slower
CPU, right?)



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