Author: Robert Hyatt
Date: 09:57:19 02/28/02
Go up one level in this thread
On February 28, 2002 at 05:23:47, Gian-Carlo Pascutto wrote: >On February 27, 2002 at 19:59:35, Peter McKenzie wrote: > >>Anyone know anything about Brutus which is playing in Paderborn? I know it is >>Chrilly Doningers new program, but not much else. Heard a rumour it has special >>purpose hardware, can anyone confirm this? > >From Vincent Diepeveen (some stuff inbetween deleted): > >Diepeveen(FM) kibitzes: i go have a look now at p.conners - brutus (chrilly >donninger, 3 million nodes a second FPGA chip) >Diepeveen(FM) kibitzes: unclear position p.conners - brutus >Diepeveen(FM) kibitzes: i'll ask how many processors conners is. 300 or so 866P3 >Diepeveen(FM) kibitzes: brutus is fpga chip >Diepeveen(FM) kibitzes: in software 50-70k nps >Diepeveen(FM) kibitzes: and then each node they get from fpga is a 2-3 ply >Diepeveen(FM) kibitzes: with nullmove of course >Diepeveen(FM) kibitzes: no hashtables on chip >Diepeveen(FM) kibitzes: very little eval on chip because each logics circuit >costs money >Diepeveen(FM) kibitzes: donning searching 14 ply now >Diepeveen(FM) kibitzes: but 14 thin plies >Diepeveen(FM) kibitzes: it is a world achivement >Diepeveen(FM) kibitzes: he made the entire chip himself >Diepeveen(FM) kibitzes: which is an incredible achievement That last I don't understand. Ken Thompson did Belle by himself. Hsu put Belle on a chip and improved it, by himself. Doing it a _third_ time is an "incredible achievement"??? :) > >-- >GCP
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