CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 4 engines!
4 selected engines played 0 games with each other

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on August 17, 2019 with Bayeselo based on 1'075'629 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1OBender 03.2016 64-bit2214+18−1850.1%−2.624.1%1110 
94.7%
 OBender 3.2.4.22191+20−2049.9%+1.925.3%904
100.0%
 OBender 2.11.52100+35−3546.3%+27.826.7%307
88.3%
 OBender 3.10.12070+34−3448.0%+14.421.4%322
 

Results matrix

Custom engine selection
#NameElo1234
1OBender 03.2016 64-bit2214    
2OBender 3.2.4.22191    
3OBender 2.11.52100    
4OBender 3.10.12070    
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
#NameElo1234
1OBender 03.2016 64-bit2214 94.7100.0100.0
2OBender 3.2.4.221915.3 100.0100.0
3OBender 2.11.521000.00.0 88.3
4OBender 3.10.120700.00.011.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1OBender 03.2016 64-bit2214 1234086
2OBender 3.2.4.22191123 125238
3OBender 2.11.5210040125 213
4OBender 3.10.1207086238213 
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
#NameElo1234
1OBender 03.2016 64-bit2214 6.12.86.0
2OBender 3.2.4.221916.1 10.319.4
3OBender 2.11.521002.810.3 33.9
4OBender 3.10.120706.019.433.9 
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 37 common opponents

Custom engine selection
NameEloOBender
03.2016
64-bit
OBender
3.2.4.2
OBender
2.11.5
OBender
3.10.1
Joker 1.1.142301100%
2/2
42%
5/12
  
Joker 1.1.062251  29%
4/14
0%
0/2
Uralochka 1.1b221745%
4.5/10
55%
5.5/10
  
GarboChess 0.212215 31%
5.5/18
 17%
2/12
Neurosis 2.3221040%
4/10
 50%
1/2
25%
3/12
Latista (Sinobyl) 1.5220260%
6/10
 0%
0/1
38%
1.5/4
RattateChess Bologna 20072200 27%
6.5/24
 25%
0.5/2
AliChess 4.082195 50%
1/2
 35%
3.5/10
Alf 1.092194 41%
9/22
 50%
3/6
Buzz 0.08 32-bit2192  25%
1.5/6
60%
3/5
Amundsen 0.65.1218770%
7/10
32%
3.5/11
  
EveAnn 1.632187 50%
4/8
 0%
0/2
Feuerstein 0.4.5.22187 67%
4/6
 38%
4.5/12
BlackBishop 0.47218130%
3/10
69%
5.5/8
  
Hamsters 0.0.62177 33%
2/6
54%
6.5/12
 
Sungorus 1.22172 53%
8.5/16
42%
8.5/20
 
Kurt 0.9.2.2 64-bit217055%
5.5/10
54%
13.5/25
  
NG-Play 9.86 64-bit217038%
4.5/12
100%
1/1
  
Chesley r323 64-bit216060%
6/10
0%
0/1
  
Mediocre 0.3342149 35%
3.5/10
0%
0/4
38%
1.5/4
NameEloOBender
03.2016
64-bit
OBender
3.2.4.2
OBender
2.11.5
OBender
3.10.1
Prophet 2.0 32-bit2137 52%
12.5/24
30%
1.5/5
36%
5/14
Parrot 07.07.222135 40%
4/10
 43%
6/14
Embla 1.0.2 64-bit211050%
1/2
 44%
3.5/8
 
Adam 3.12108 83%
5/6
33%
2/6
33%
2/6
Lime 622105 75%
3/4
38%
1.5/4
25%
1.5/6
Buzz 0.072079 75%
1.5/2
67%
12/18
 
Feuerstein 0.4.5.12079 50%
1/2
54%
6.5/12
50%
1/2
BigLion 2.23w207671%
10/14
 59%
6.5/11
42%
5/12
BigLion 2.23x206765%
6.5/10
67%
8/12
 53%
8.5/16
Gibbon 2.01b2048 25%
0.5/2
75%
4.5/6
 
Monarch 1.72044  50%
0.5/1
62%
5/8
Mustang 4.972043 50%
2/4
 38%
1.5/4
Matheus 2.32041 75%
3/4
 51%
17.5/34
Marvin 1.3.01975  68%
7.5/11
47%
7/15
Smash 1.0.31950 100%
2/2
88%
10.5/12
38%
3/8
Clueless 1.41912  69%
5.5/8
78%
12.5/16
Micro-Max 4.81891  67%
12/18
86%
19/22
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%

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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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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on August 17, 2019