Author: Ricardo Gibert
Date: 18:34:27 06/06/02
Go up one level in this thread
On June 06, 2002 at 21:11:12, Vincent Diepeveen wrote: >Bob is still very impressed by the nodes a second from >some old and dusted alpha processor somewhere around 2000. > >Time to run a bench at crafty 16.19. Please remember this >thing is compiled somewhere in 2000 if i guess well. Compiler >for K7 is like 30% faster nowadays in nodes a second: > >This is a very slow mainboard (thunder K7) to test it. How fast is your cpu clocked? >I didn't even do effort to compile it reorder it with learning >and then run again. Already raw nodes a second is like 1.2MLN >nodes a second nearly *without* any tuning yet! > >That's pretty much faster than todays crafty Bob! > >The fastest alpha in these days only got 1.5MLN nodes a second >at a dual. If i go tune this thing recompile it for SMP with all >kind of profile info, and kick out some outdated assembly, then >i'll hit 3.0 MLN nodes a second quickly! > >D:\CHESS\crafty>wcrafty-16.19.exe >EPD Kit revision date: 1996.04.21 >unable to open book file [./book.bin]. >book is disabled >unable to open book file [./books.bin]. > >Crafty v16.19 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 67136130 >Raw nodes per second: 1157519 >Total elapsed time: 58 >SMP time-to-ply measurement: 11.034483
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