CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 6 engines!
6 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 June 15, 2019 with Bayeselo based on 1'059'406 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+
1Gibbon 2.60a 64-bit2339+21−2149.5%+0.431.4%757 
91.6%
 Gibbon 2.69a 64-bit2319+18−1849.2%+6.327.8%1053
99.9%
 Gibbon 2.57a 64-bit2273+23−2351.1%−14.029.5%664
99.6%
 Gibbon 2.42c2225+26−2646.6%+23.128.4%522
70.5%
 Gibbon 2.52a2216+16−1650.8%−6.028.2%1328
100.0%
 Gibbon 2.01b2048+29−2947.1%+34.520.7%463
 

Results matrix

Custom engine selection
#NameElo123456
1Gibbon 2.60a 64-bit2339      
2Gibbon 2.69a 64-bit2319      
3Gibbon 2.57a 64-bit2273      
4Gibbon 2.42c2225      
5Gibbon 2.52a2216      
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-bit2339 91.6100.0100.0100.0100.0
2Gibbon 2.69a 64-bit23198.4 99.9100.0100.0100.0
3Gibbon 2.57a 64-bit22730.00.1 99.6100.0100.0
4Gibbon 2.42c22250.00.00.4 70.5100.0
5Gibbon 2.52a22160.00.00.029.5 100.0
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-bit2339 602326391431
2Gibbon 2.69a 64-bit2319602 242302620
3Gibbon 2.57a 64-bit2273326242 3946108
4Gibbon 2.42c2225393039 364104
5Gibbon 2.52a2216142646364 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-bit2339 33.322.93.00.72.5
2Gibbon 2.69a 64-bit231933.3 14.11.91.11.3
3Gibbon 2.57a 64-bit227322.914.1 3.32.39.6
4Gibbon 2.42c22253.01.93.3 19.710.6
5Gibbon 2.52a22160.71.12.319.7 3.5
6Gibbon 2.01b20482.51.39.610.63.5 
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 1.2245558%
3.5/6
50%
1/2
    
Shallow r694 64-bit244435%
3.5/10
31%
2.5/8
    
Betsabe II 1.47244317%
1/6
25%
1/4
    
Abrok 5.0244275%
1.5/2
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
    
Shallow r688 64-bit241375%
4.5/6
30%
3/10
    
Gaia 3.5 64-bit241250%
6/12
40%
4/10
   0%
0/1
Hermann 1.9240635%
3.5/10
    0%
0/2
Sjakk 2.0 64-bit2403 38%
3/8
38%
1.5/4
   
RomiChess P3L 64-bit2400 50%
1/2
25%
4/16
   
Tigran 2.4n 64-bit240038%
3/8
38%
6/16
25%
1/4
   
Simplex 0.9.8 64-bit2399 20%
2/10
25%
1/4
   
Myrddin 0.87 64-bit239562%
2.5/4
46%
11/24
    
Waxman 2014238938%
3/8
25%
3.5/14
    
Sorgenkind 0.42388   0%
0/2
12%
0.5/4
 
Jazz 721 64-bit238625%
1/4
 25%
0.5/2
   
Betsabe II 1.28 64-bit2378 25%
2/8
30%
3/10
   
Waxman 2016237844%
3.5/8
19%
1.5/8
    
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-bit237433%
4/12
25%
2.5/10
    
TJchess 1.1 64-bit2364 25%
2/8
50%
6/12
   
Isa 2.0.64 64-bit235956%
4.5/8
62%
2.5/4
    
Myrddin 0.86 64-bit235925%
1/4
 40%
4/10
   
Plisk 0.2.7d 64-bit235825%
1/4
50%
7/14
41%
6.5/16
   
Nemeton 1.41235570%
7/10
40%
4/10
    
Lozza 1.15 64-bit234662%
2.5/4
41%
6.5/16
    
Tytan 9.32 32-bit2346   75%
1.5/2
62%
2.5/4
 
Arion 1.72342 69%
5.5/8
 25%
1/4
  
Maverick 0.51 64-bit233744%
8/18
 30%
3/10
   
CyberPagno 2.2 64-bit233648%
11.5/24
56%
9/16
    
Daydreamer 1.52335 50%
4/8
  12%
0.5/4
 
Bagatur 1.3a 64-bit232632%
6.5/20
50%
4/8
38%
13/34
   
EveAnn 1.72231969%
5.5/8
57%
8/14
    
EveAnn 1.67231860%
6/10
56%
4.5/8
30%
3/10
   
EveAnn 1.71a231855%
5.5/10
 58%
3.5/6
   
Zeus 1.27231760%
6/10
25%
2/8
   8%
0.5/6
KnightX 1.92231650%
1/2
  0%
0/2
  
Waxman 2013231350%
3/6
 58%
7/12
   
Averno 0.81231250%
1/2
  50%
1.5/3
0%
0/2
 
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
   
Ant 2006-F2303   10%
0.5/5
75%
3/4
 
Natwarlal 0.142302  50%
1/2
29%
3.5/12
50%
1/2
0%
0/2
Sjakk 1.1.8230255%
5.5/10
  35%
8.5/24
  
Joker 1.1.142301 75%
4.5/6
 47%
9/19
31%
2.5/8
 
Xpdnt 0809272300   10%
0.5/5
50%
6/12
 
Anechka 0.082299  100%
2/2
17%
0.5/3
31%
2.5/8
50%
0.5/1
Zeus 1.292298  75%
1.5/2
35%
4.5/13
42%
5/12
 
Popochin 3.22296   12%
0.5/4
28%
4.5/16
 
Nemeton 1.0229245%
4.5/10
69%
5.5/8
    
Chaturanga 2.4.3229025%
0.5/2
   25%
0.5/2
 
Matilde 2008 64-bit228954%
7.5/14
75%
3/4
    
FireFly 2.7.0 64-bit228642%
5/12
50%
9/18
38%
1.5/4
   
AliChess 4.252284100%
2/2
 58%
3.5/6
   
Bison 8.2.4r2281   23%
2.5/11
50%
2/4
 
Butcher 1.64 64-bit2281 25%
1/4
54%
18.5/34
   
Orion 0.2 64-bit227856%
10/18
55%
5.5/10
    
Chispa 4.0.32272   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-bit2272    58%
10.5/18
0%
0/2
Tornado 1.02270   50%
2/4
 25%
1/4
Ayito 0.2.9942264   60%
3/5
62%
2.5/4
 
Cheese 1.22260   25%
1.5/6
 25%
0.5/2
Protej 0.5.8c225261%
11/18
61%
11/18
    
Exacto 0.e 64-bit225175%
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
   
Mango Paola Ajedrez 4.1224965%
6.5/10
0%
0/4
50%
5/10
   
MadChess 1.4 64-bit224869%
11/16
50%
2/4
50%
1/2
   
Absolute Zero 2.4.0.0 64-bit224275%
7.5/10
75%
3/4
69%
5.5/8
   
AliChess 4.182242   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 1.0222775%
7.5/10
 39%
5.5/14
   
Myrddin 0.85 64-bit2219  50%
1/2
 42%
10/24
 
Uralochka 1.1b2217   50%
1/2
54%
12.5/23
 
GarboChess 0.212216   50%
2/4
39%
5.5/14
 
AliChess 4.162215   78%
15.5/20
 0%
0/2
Adam 3.32210  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 1.622210   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
 
ChessAlex 2.0r42205   42%
2.5/6
46%
6/13
 
Latista (Sinobyl) 1.52203  100%
4/4
75%
7.5/10
 50%
0.5/1
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 3.2.4.22191   53%
9.5/18
52%
13.5/26
75%
1.5/2
Glass 0.1.0c2189   50%
2/4
59%
16/27
 
Neurosis 2.42187   70%
14/20
 0%
0/2
NagaSkaki 5.122186   50%
1/2
65%
13/20
 
Hamsters 0.0.62177    75%
13.5/18
33%
1/3
NG-Play 9.86 64-bit217079%
5.5/7
50%
1/2
    
ProChess 1.02AD216375%
1.5/2
 54%
13/24
  38%
6/16
Parrot 07.07.222135   56%
4.5/8
 35%
3.5/10
TJchess 0.1212133   88%
3.5/4
67%
6/9
 
Clarabit 1.00 32-bit2115   50%
1/2
50%
4/8
50%
1/2
Carballo 0.52096  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 2.23x2067  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 2.32041   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 1.0.31950   100%
2/2
 90%
4.5/5
Soldat III 0.172 32-bit1949  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 June 15, 2019