The Week in Chess

Thursday, September 28, 2017

Stockfish 17092216 vs. Clones - Replay


This is a replay of the  previous post where it was pointed out that Sugar XPro and Raubfisch are using all the available CPU cores by default. Only the top placers of the previous post were included to save on tournament time to see quicky the results. One parameters was added in the cutechess.cli command parameters which is option.Threads=2. The full script looks like this:

#/bin/bash

./cutechess-cli \
-event "Stockfish 17092216 vs. Clones.pgn" \
-site "Chessowl" \
-each tc=80/60+1 proto=uci timemargin=1000 option.Threads=2 \
-resign movecount=1 score=200 \
-draw movenumber=80 movecount=1 score=199 \
-concurrency 10 \
-games 2 \
-rounds 50 \
-repeat \
-openings file=./Books/draws15.pgn format=pgn order=random plies=10 start=1 \
-pgnout ./Out/"Stockfish 17092216 vs. Clones4.pgn" \
-engine name="Sugar XPro 1.3" cmd=./Engines/SugaR.XPrO.1.3.x64.popcnt.exe \
-engine name="Stockfish 17092216" cmd=./Engines/stockfish_17092216_x64_modern.exe \
-engine name="McBrain 2.7" cmd=./Engines/McBrain_2017_v26_x64_modern.exe \
-engine name="Raubfisch X36b" cmd=./Engines/Raubfisch_X36b.exe \

Environment settings:
CPU: AMD A8-5600K APU with Radeon(tm) HD Graphics
CORES: 4
RAM: 16GB
OS: Linux (PclinuxOs 4.9.13)
Tournament Manager: cutechess.cli v1.0
Time control: 1 minute + 1 seconds

Here is the result of the replay:

Rank Chess Engine ELO Games   Points  Score%
1 McBrain 2.7  3543.12 300 167.0 55.67
2 Raubfisch X36b  3507.03 300 146.5 48.83
3 Sugar XPro 1.3  3502.64 300 144.0 48.00
4 Stockfish 17092216  3500.00 300 142.5 47.50

Head to head statistics:

1) McBrain 2.7        3543.1 :    300 (+54,=226,-20),  55.7 %

   vs.                       :  games (  +,   =,  -),   (%) :    Diff
   Raubfisch X36b            :    100 ( 16,  79,  5),  55.5 :   +36.1
   Sugar XPro 1.3            :    100 ( 19,  74,  7),  56.0 :   +40.5
   Stockfish 17092216        :    100 ( 19,  73,  8),  55.5 :   +43.1

2) Raubfisch X36b     3507.0 :    300 (+29,=235,-36),  48.8 %

   vs.                       :  games (  +,   =,  -),   (%) :    Diff
   McBrain 2.7               :    100 (  5,  79, 16),  44.5 :   -36.1
   Sugar XPro 1.3            :    100 (  9,  81, 10),  49.5 :    +4.4
   Stockfish 17092216        :    100 ( 15,  75, 10),  52.5 :    +7.0

3) Sugar XPro 1.3     3502.6 :    300 (+28,=232,-40),  48.0 %

   vs.                       :  games (  +,   =,  -),   (%) :    Diff
   McBrain 2.7               :    100 (  7,  74, 19),  44.0 :   -40.5
   Raubfisch X36b            :    100 ( 10,  81,  9),  50.5 :    -4.4
   Stockfish 17092216        :    100 ( 11,  77, 12),  49.5 :    +2.6

4) Stockfish 17092216 3500.0 :    300 (+30,=225,-45),  47.5 %

   vs.                       :  games (  +,   =,  -),   (%) :    Diff
   McBrain 2.7               :    100 (  8,  73, 19),  44.5 :   -43.1
   Raubfisch X36b            :    100 ( 10,  75, 15),  47.5 :    -7.0
   Sugar XPro 1.3            :    100 ( 12,  77, 11),  50.5 :    -2.6

Download the tournament PGN games here.

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