CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 6 engines!
6 selected engines played 0 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on May 8, 2021 with Bayeselo based on 1'242'291 games
Please refer to the "about" page for comments on engine inclusion

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+
1Gibbon 2.60a 64-bit2337+20−2048.5%+9.231.1%847 
90.1%
 Gibbon 2.69a 64-bit2319+18−1849.2%+6.927.8%1053
99.9%
 Gibbon 2.57a 64-bit2273+23−2351.1%−14.029.5%664
99.6%
 Gibbon 2.42c2225+26−2646.6%+23.228.4%522
69.3%
 Gibbon 2.52a2217+16−1650.8%−6.428.2%1328
100.0%
 Gibbon 2.01b2048+29−2947.1%+35.020.7%463
 

Results matrix

Custom engine selection
#NameElo123456
1Gibbon 2.60a 64-bit2337      
2Gibbon 2.69a 64-bit2319      
3Gibbon 2.57a 64-bit2273      
4Gibbon 2.42c2225      
5Gibbon 2.52a2217      
6Gibbon 2.01b2048      
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
#NameElo123456
1Gibbon 2.60a 64-bit2337 90.1100.0100.0100.0100.0
2Gibbon 2.69a 64-bit23199.9 99.9100.0100.0100.0
3Gibbon 2.57a 64-bit22730.00.1 99.6100.0100.0
4Gibbon 2.42c22250.00.00.4 69.3100.0
5Gibbon 2.52a22170.00.00.030.7 100.0
6Gibbon 2.01b20480.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456
1Gibbon 2.60a 64-bit2337 602326391431
2Gibbon 2.69a 64-bit2319602 242302620
3Gibbon 2.57a 64-bit2273326242 3946108
4Gibbon 2.42c2225393039 364104
5Gibbon 2.52a2217142646364 62
6Gibbon 2.01b2048312010810462 
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
#NameElo123456
1Gibbon 2.60a 64-bit2337 31.721.62.80.62.4
2Gibbon 2.69a 64-bit231931.7 14.11.91.11.3
3Gibbon 2.57a 64-bit227321.614.1 3.32.39.6
4Gibbon 2.42c22252.81.93.3 19.710.6
5Gibbon 2.52a22170.61.12.319.7 3.5
6Gibbon 2.01b20482.41.39.610.63.5 
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 111 common opponents

Custom engine selection
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
Ghost 2.0.2 64-bit248512%
0.5/4
44%
3.5/8
    
Carballo 1.2246358%
3.5/6
50%
1/2
    
Abrok 5.0244475%
1.5/2
31%
2.5/8
    
Betsabe II 1.47244317%
1/6
25%
1/4
    
Shallow r694 64-bit244235%
3.5/10
31%
2.5/8
    
Snitch 1.6.2 64-bit243554%
6.5/12
38%
3/8
    
Ares 1.005 64-bit241825%
4/16
42%
5/12
    
Gaia 3.5 64-bit241650%
6/12
40%
4/10
   0%
0/1
Shallow r688 64-bit241375%
4.5/6
30%
3/10
    
Hermann 1.9240735%
3.5/10
    0%
0/2
Sjakk 2.0 64-bit2402 38%
3/8
38%
1.5/4
   
Simplex 0.9.8 64-bit2401 20%
2/10
25%
1/4
   
RomiChess P3L 64-bit2400 50%
1/2
25%
4/16
   
Tigran 2.4n 64-bit240038%
3/8
38%
6/16
25%
1/4
   
Myrddin 0.87 64-bit239662%
2.5/4
46%
11/24
    
Waxman 2014239038%
3/8
25%
3.5/14
    
Sorgenkind 0.42388   0%
0/2
12%
0.5/4
 
Waxman 2016237844%
3.5/8
19%
1.5/8
    
Jazz 721 64-bit237725%
1/4
 25%
0.5/2
   
Betsabe II 1.28 64-bit2376 25%
2/8
30%
3/10
   
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
Tytan 9.32 64-bit236833%
4/12
25%
2.5/10
    
TJchess 1.1 64-bit2364 25%
2/8
50%
6/12
   
Isa 2.0.64 64-bit236356%
4.5/8
62%
2.5/4
    
Plisk 0.2.7d 64-bit236225%
1/4
50%
7/14
41%
6.5/16
   
Myrddin 0.86 64-bit235925%
1/4
 40%
4/10
   
Nemeton 1.41235570%
7/10
40%
4/10
    
Lozza 1.15 64-bit234762%
2.5/4
41%
6.5/16
    
Tytan 9.32 32-bit2346   75%
1.5/2
62%
2.5/4
 
Arion 1.72341 69%
5.5/8
 25%
1/4
  
Maverick 0.51 64-bit234144%
8/18
 30%
3/10
   
CyberPagno 2.2 64-bit233648%
11.5/24
56%
9/16
    
Daydreamer 1.52336 50%
4/8
  12%
0.5/4
 
Bagatur 1.3a 64-bit232632%
6.5/20
50%
4/8
38%
13/34
   
Zeus 1.27232460%
6/10
25%
2/8
   8%
0.5/6
EveAnn 1.67231960%
6/10
56%
4.5/8
30%
3/10
   
EveAnn 1.72231969%
5.5/8
57%
8/14
    
EveAnn 1.71a231855%
5.5/10
 58%
3.5/6
   
KnightX 1.92231650%
1/2
  0%
0/2
  
Averno 0.81231450%
1/2
  50%
1.5/3
0%
0/2
 
Waxman 2013231350%
3/6
 58%
7/12
   
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
Cheese 1.32308   50%
1/2
45%
4.5/10
 
NoraGrace 1.0 64-bit230859%
9.5/16
 50%
5/10
   
Capivara LK 0.09a01a 64-bit2307 44%
3.5/8
56%
4.5/8
   
Zeus 1.292303  75%
1.5/2
35%
4.5/13
42%
5/12
 
Sjakk 1.1.8230255%
5.5/10
  35%
8.5/24
  
Anechka 0.082301  100%
2/2
17%
0.5/3
31%
2.5/8
50%
0.5/1
Ant 2006-F2301   10%
0.5/5
75%
3/4
 
Joker 1.1.142301 75%
4.5/6
 47%
9/19
31%
2.5/8
 
Xpdnt 0809272301   10%
0.5/5
50%
6/12
 
Natwarlal 0.142298  50%
1/2
29%
3.5/12
50%
1/2
0%
0/2
Popochin 3.22296   12%
0.5/4
28%
4.5/16
 
Nemeton 1.0229245%
4.5/10
69%
5.5/8
    
Matilde 2008 64-bit229054%
7.5/14
75%
3/4
    
Chaturanga 2.4.3228925%
0.5/2
   25%
0.5/2
 
FireFly 2.7.0 64-bit228742%
5/12
50%
9/18
38%
1.5/4
   
AliChess 4.252282100%
2/2
 58%
3.5/6
   
Bison 8.2.4r2282   23%
2.5/11
50%
2/4
 
Butcher 1.64 64-bit2281 25%
1/4
54%
18.5/34
   
Orion 0.2 64-bit227956%
10/18
55%
5.5/10
    
Chispa 4.0.32274   20%
1/5
32%
7/22
 
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
Matilde 2008 32-bit2273    58%
10.5/18
0%
0/2
Tornado 1.02271   50%
2/4
 25%
1/4
Ayito 0.2.9942268   60%
3/5
62%
2.5/4
 
Cheese 1.22261   25%
1.5/6
 25%
0.5/2
Protej 0.5.8c225661%
11/18
61%
11/18
    
Exacto 0.e 64-bit225275%
7.5/10
56%
4.5/8
50%
1/2
   
EXchess 5.01b 32-bit2250   21%
1.5/7
25%
1/4
80%
4/5
Beowulf 2.4a 64-bit224925%
0.5/2
44%
3.5/8
67%
4/6
   
MadChess 1.4 64-bit224869%
11/16
50%
2/4
50%
1/2
   
Mango Paola Ajedrez 4.1224565%
6.5/10
0%
0/4
50%
5/10
   
Absolute Zero 2.4.0.0 64-bit224375%
7.5/10
75%
3/4
69%
5.5/8
   
AliChess 4.182243   27%
3/11
60%
3/5
 
Feuerstein 0.4.6.12238   50%
0.5/1
43%
14.5/34
 
Dolphin 1.0 64-bit2230  50%
3/6
 42%
2.5/6
 
Mango Paola Ajedrez 1.0222675%
7.5/10
 39%
5.5/14
   
Myrddin 0.85 64-bit2219  50%
1/2
 42%
10/24
 
Uralochka 1.1b2218   50%
1/2
54%
12.5/23
 
GarboChess 0.212215   50%
2/4
39%
5.5/14
 
AliChess 4.162214   78%
15.5/20
 0%
0/2
Adam 3.32211  0%
0/2
 62%
2.5/4
 
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
EveAnn 1.622211   25%
1/4
 50%
1/2
ZCT 0.3.24512210   77%
8.5/11
38%
1.5/4
0%
0/2
Atlas 2.202208   50%
1/2
50%
3/6
 
Latista (Sinobyl) 1.52206  100%
4/4
75%
7.5/10
 50%
0.5/1
ChessAlex 2.0r42203   42%
2.5/6
46%
6/13
 
RattateChess Bologna 20072201   46%
6.5/14
42%
5/12
 
Alf 1.092195   38%
3/8
69%
5.5/8
 
Carballo 0.8219575%
4.5/6
 47%
7.5/16
   
OBender 3.2.4.22192   53%
9.5/18
52%
13.5/26
75%
1.5/2
Glass 0.1.0c2189   50%
2/4
59%
16/27
 
Neurosis 2.42188   70%
14/20
 0%
0/2
NagaSkaki 5.122186   50%
1/2
65%
13/20
 
Hamsters 0.0.62178    75%
13.5/18
33%
1/3
NG-Play 9.86 64-bit217179%
5.5/7
50%
1/2
    
ProChess 1.02AD216375%
1.5/2
 54%
13/24
  38%
6/16
Parrot 07.07.222136   56%
4.5/8
 35%
3.5/10
TJchess 0.1212134   88%
3.5/4
67%
6/9
 
Clarabit 1.00 32-bit2116   50%
1/2
50%
4/8
50%
1/2
Carballo 0.52097  50%
1/2
 50%
5/10
 
BikJump 2.01 32-bit2084    56%
4.5/8
60%
3/5
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.42c
Gibbon
2.52a
Gibbon
2.01b
BigLion 2.23x2066  100%
4/4
50%
3/6
  
Protej 0.5.72054100%
2/2
   62%
2.5/4
 
Rhetoric 0.10.d2050  50%
1/2
  60%
6/10
Mustang 4.972044   100%
2/2
 50%
1/2
Matheus 2.32042   75%
1.5/2
 50%
1/2
Bubble 1.52011  75%
1.5/2
  60%
6/10
BibiChess 0.52000 100%
1/1
   50%
5.5/11
Dabbaba 5.671964  100%
2/2
  80%
8/10
Smash 1.0.31951   100%
2/2
 90%
4.5/5
Soldat III 0.172 32-bit1948  81%
6.5/8
  62%
10/16
Dabbaba 7.491907  81%
6.5/8
  69%
5.5/8
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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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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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021