CCRL 40/4
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 1'767'897 games
played by 2'077 programs
23648 CPU days (X2 4600+)

White wins: 690'693 (39.1%)
Black wins: 560'081 (31.7%)
Draws: 517'123 (29.3%)
White score: 53.7%

Custom engine selection

Comparing 3 engines!
3 selected engines played 0 games with each other

CCRL 40/4 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Computed on July 7, 2018 with Bayeselo based on 1'767'897 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
Elo+−
1Cmcchess 2.6 64-bit2374+12−1250.1%−1.727.4%2506 
100.0%
 Cmcchess 2.51647+16−1658.8%−69.426.8%1542
100.0%
 Cmcchess 2.271123+22−2342.0%+42.227.7%838
 

Results matrix

Custom engine selection
#NameElo1
Cmcch
2
Cmcch
3
Cmcch
1Cmcchess 2.6 64-bit2374   
2Cmcchess 2.51647   
3Cmcchess 2.271123   
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Custom engine selection
#NameElo1
Cmc
2
Cmc
3
Cmc
1Cmcchess 2.6 64-bit2374 100.0100.0
2Cmcchess 2.516470.0 100.0
3Cmcchess 2.2711230.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1
Cmc
2
Cmc
3
Cmc
1Cmcchess 2.6 64-bit2374 33
2Cmcchess 2.516473 472
3Cmcchess 2.2711233472 
Number of connecting games color legend:
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

Percentage of connecting games matrix

Custom engine selection
#NameElo1
Cmc
2
Cmc
3
Cmc
1Cmcchess 2.6 64-bit2374 0.10.1
2Cmcchess 2.516470.1 19.8
3Cmcchess 2.2711230.119.8 
Percentage of connecting games color legend:
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Score with 19 common opponents

Custom engine selection
NameEloCmcchess
2.6
64-bit		Cmcchess
2.5		Cmcchess
2.27
Ziggy 0.71729 44%
11.5/26		0%
0/1
Tony's Chess 0.021395 84%
27/32		39%
12/31
Goyaz 0.0071390 92%
5.5/6		15%
4.5/31
MiniMardi 1.31389 81%
26/32		8%
2.5/31
Eden 0.0.131387 80%
25.5/32		19%
6/31
Nanook 0.171374 83%
5/6		42%
14/33
Numpty Omega1365 77%
24.5/32		16%
5/32
Virutor Chess 1.11349 83%
5/6		50%
0.5/1
MiniChessAI 1.191345 100%
6/6		23%
7/30
Joanna 2002 1.031330 90%
4.5/5		28%
9/32
Ozwald 0.431324100%
1/1		75%
4.5/6		21%
5/24
KillerQueen 2.0b31282 83%
5/6		39%
12.5/32
TRex 1.91275 100%
7/7		16%
5/32
Tikov 0.6.31233 86%
6/7		48%
13.5/28
Raffaela 0.1.41220 60%
3/5		26%
8/31
Gringo 1.4.9b1218 67%
2/3		38%
11.5/30
Toledo Nanochess Jan/11/20101215 100%
6/6		32%
10/31
DarkFusch 0.91173 100%
6/6		0%
0/1
Safrad 2.1.35.2101008 100%
7/7		60%
27/45
Score color legend:
(Only pairs with at least 30 games)
0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100%

Alter engine selection



Alter output selection

Rating list
Testing profile
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Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
 Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on July 7, 2018