Author: Torstein Hall
Date: 06:17:25 06/07/05
Go up one level in this thread
On June 07, 2005 at 06:56:31, Uri Blass wrote: >On June 07, 2005 at 04:23:07, Kolss wrote: > >>On June 07, 2005 at 02:09:56, Uri Blass wrote: >> >>>2)I do not believe that hydra's hardware give hydra advantage that is equivalent >>>to being more than 10 times faster. >> >> >>Hello Uri, >> >>At the last IPCCC (Feb. 2005) I had the (dubious?!) pleasure to play Hydra (the >>16-way version) with Ikarus. Ikarus was running on a Centrino 2.0 GHz which is >>approximately equivalent in terms of speed to an "Athlon 3800+". We (i.e. >>Chrilly, Christopher (Lutz) and I) discovered that Hydra plies seemed to be more >>or less equal to Ikarus plies with respect to what is seen (i.e. tactical >>horizon). Hydra was reaching three, sometimes four more plies than Ikarus: >>Ikarus would play a move that Hydra had not expected, Hydra's evaluation would >>jump up, and Ikarus would need one more move to see that it had been bad; or >>Hydra would expect a move with a good score (for itself, of course), Ikarus >>would "plan" something different with OK evaluation, then after two or three >>minutes it would fail low, see what was wrong and eventually change to the move >>expected by Hydra; in gereral, Ikarus would more or less show the evaluation >>that Hydra had had two moves earlier in the game. >> >>Three to four plies (very) roughly translates into a factor of 20 (+- perhaps 5) >>with an average effective braching factor. > >Thanks for the information but it does not prove nothing because Hydra may have >better software than Ikarus. > >Uri Or perhaps Ikarus has better software than Hydra.... Torstein
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.