Author: José de Jesús García Ruvalcaba
Date: 11:15:22 05/17/99
Go up one level in this thread
On May 17, 1999 at 09:28:31, Robert Hyatt wrote: >On May 17, 1999 at 00:36:39, James B. Shearer wrote: > >>On May 14, 1999 at 09:52:14, Robert Hyatt wrote: >> >>>On May 14, 1999 at 01:38:11, Gregor Overney wrote: >> >> <snip> >> >>>> >>>>2) You still need to write the correct algorithms to make this chip work. And >>>>those algorithms are pretty complex (see evaluation functions etc.) >>>> >>> >>>But it has _already_ been done. All that is left is to use the "new" fab >>>process to increase density and clock speed.. DB's chess chips only ran at >>>20-24 megahertz. running that up to 16x faster seems quite easy with todays >>>silicon capabilities as that would still be a modest < 400mhz processor. >> >> This assumes: >>1) Hsu's startup has the right to use the IBM deep blue code. > >He's already publicly stated that he is doing this, so I would assume that >permission has already been granted? > > > >>2) The IBM deep blue code (written for the big endian power chips) can be >>trivially ported to the (little endian) Intel chips used in PCs. >> I would doubt both of these assumptions. >> James B. Shearer > >(2) is a non-issue. IE 'crafty' is much more 'endian' aware than DB, yet it >runs on big-endian and little-endian machines with no problems at all. The >PCI interface could 'correct' the endian-order of the data without the chip >ever knowing... One of the very few things I do not like in crafty is the opening book's sensitivity to endian-ness. Crafty is a great program anyway, even if I play with a small book.
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