Author: Dave Gomboc
Date: 00:06:32 05/11/99
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On May 07, 1999 at 19:18:22, Robert Hyatt wrote: >On May 07, 1999 at 18:46:32, Dann Corbit wrote: > >>On May 07, 1999 at 17:48:48, vitor wrote: >>[snip] >>>this is off topic, but why didnt you ever try making a hardware version cray >>>blitz? or is that some future project? it seems cray blitz was always up against >>>hardware programs like belle ,hitech, deep thought. >>Of those machines, only deep thought had dedicated chess circuits. The others >>were general purpose machines, running a computer program. Just like Cray >>Blitz. Cray Blitz was more than a match for all except Deep Thought, which had >>specialized hardware. >> >>Why didn't Dr. Hyatt write special hardware circuits? That would be a pretty >>expensive hobby. > > >actually they were _all_ hardware machines. Belle was the first special- >purpose chess machine... Hitech was next, built as a vlsi project at CMU, >and finally deep thought which also originated at CMU. Cray Blitz was the >only general-purpose computer program of the group, although CB was highly >coupled to the Cray architecture, with a vectorized move generator, and a >very good parallel search... > >And you are right, in that except for deep thought, Cray Blitz was stronger >than the others... I was under the impression that Hitech was equal or (perhaps) slightly better than Cray Blitz. It lost on tiebreak at the '86 WCCC to your program, but won some of the North American tournaments in the '84 through '88 range, didn't it? Dave
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