CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 5 engines!
5 selected engines played 40 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 15, 2021 with Bayeselo based on 1'244'261 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+
1Galjoen 0.40 64-bit2589+20−2050.6%−5.833.0%890 
97.4%
 Galjoen 0.41.1 64-bit2522+63−6538.1%+89.023.9%88
100.0%
 Galjoen 0.39 64-bit2388+16−1650.6%−1.226.4%1416
100.0%
 Galjoen 0.38 64-bit2284+23−2349.0%+7.023.6%726
100.0%
 Galjoen 0.36 64-bit2074+28−2844.5%+40.623.2%456
 

Results matrix

Custom engine selection
#NameElo12345
1Galjoen 0.40 64-bit2589     
2Galjoen 0.41.1 64-bit2522     
3Galjoen 0.39 64-bit2388   31 − 9
+25−3=12
+90
 
4Galjoen 0.38 64-bit2284  9 − 31
+3−25=12
−90
  
5Galjoen 0.36 64-bit2074     
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
#NameElo12345
1Galjoen 0.40 64-bit2589 97.4100.0100.0100.0
2Galjoen 0.41.1 64-bit25222.6 100.0100.0100.0
3Galjoen 0.39 64-bit23880.00.0 100.0100.0
4Galjoen 0.38 64-bit22840.00.00.0 100.0
5Galjoen 0.36 64-bit20740.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Galjoen 0.40 64-bit2589 140111240
2Galjoen 0.41.1 64-bit2522140 800
3Galjoen 0.39 64-bit23881118 45424
4Galjoen 0.38 64-bit2284240454 230
5Galjoen 0.36 64-bit20740024230 
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
#NameElo12345
1Galjoen 0.40 64-bit2589 14.34.81.50.0
2Galjoen 0.41.1 64-bit252214.3 0.50.00.0
3Galjoen 0.39 64-bit23884.80.5 21.21.3
4Galjoen 0.38 64-bit22841.50.021.2 19.5
5Galjoen 0.36 64-bit20740.00.01.319.5 
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 56 common opponents

Custom engine selection
NameEloGaljoen
0.40
64-bit
Galjoen
0.41.1
64-bit
Galjoen
0.39
64-bit
Galjoen
0.38
64-bit
Galjoen
0.36
64-bit
DanaSah 8.3269744%
8/18
12%
0.5/4
   
ECE 20.1 64-bit269338%
4.5/12
25%
1/4
   
Nawito 2103266212%
0.5/4
25%
1/4
   
Drosophila 1.6 64-bit264933%
6/18
38%
1.5/4
   
Drofa 2.2.0 64-bit263956%
4.5/8
50%
2/4
   
Orion 0.6 64-bit262933%
4/12
 0%
0/4
  
KnightX 2.61 64-bit262530%
3/10
38%
1.5/4
   
Betsabe II 2020260929%
4/14
25%
1/4
   
Donna 4.1 64-bit258556%
4.5/8
 0%
0/1
  
Jumbo 0.7.0 64-bit255959%
13/22
25%
1/4
   
Dorky 4.8 64-bit255840%
8/20
 50%
2/4
  
Detroid 1.0.1 64-bit255447%
18/38
50%
2/4
   
FrankWalter 2.4.0 64-bit254254%
20.5/38
38%
1.5/4
50%
2/4
  
Axolotl 1.9 64-bit253069%
30.5/44
62%
2.5/4
   
Drosophila 1.5.1 64-bit247950%
2/4
 29%
14/48
  
Waxman 2020247485%
8.5/10
75%
3/4
   
Lozza 1.18 64-bit247369%
5.5/8
 50%
4/8
  
Nemeton 1.81246572%
11.5/16
 0%
0/4
  
Abrok 5.0244560%
6/10
  12%
0.5/4
 
Teki 2 64-bit2440  75%
3/4
33%
10.5/32
 
NameEloGaljoen
0.40
64-bit
Galjoen
0.41.1
64-bit
Galjoen
0.39
64-bit
Galjoen
0.38
64-bit
Galjoen
0.36
64-bit
Tunguska 1.1 64-bit244071%
10/14
 50%
5/10
  
Nemeton 1.72420  48%
23/48
39%
12.5/32
 
Gaia 3.5 64-bit2417  50%
2/4
38%
3/8
 
Popochin 4.1 64-bit2397  56%
23/41
42%
5/12
 
Googleplex Starthinker 1.6 64-bit2387100%
4/4
 38%
1.5/4
  
Thor's Hammer 2.28 32-bit2383  0%
0/2
38%
3/8
 
OliThink 5.3.2 64-bit2374  65%
24/37
38%
1.5/4
 
Waxman 20172371  50%
27.5/55
25%
1/4
 
Isa 2.0.64 64-bit2364  77%
10/13
41%
6.5/16
 
FireFly 2.7.2 64-bit2329  57%
29.5/52
42%
5/12
 
EveAnn 1.722320  62%
2.5/4
38%
1.5/4
25%
1/4
Absolute Zero 2.4.7.2 64-bit2297   50%
2/4
25%
0.5/2
RamJet 0.132232   75%
3/4
8%
0.5/6
Tiny Chess 1.46 64-bit2223  62%
2.5/4
67%
4/6
33%
2/6
Robocide 20170718 64-bit2221  55%
21/38
50%
5/10
 
Joker2 0.7.7 64-bit2215  75%
3/4
75%
3/4
 
OBender 03.2016 64-bit2215   42%
2.5/6
38%
4.5/12
Baislicka 1.0 64-bit2205   56%
4.5/8
17%
1/6
ChessAlex 2.0r42203   88%
3.5/4
40%
4/10
NG-Play 9.87 64-bit2191  75%
30/40
75%
1.5/2
75%
1.5/2
NameEloGaljoen
0.40
64-bit
Galjoen
0.41.1
64-bit
Galjoen
0.39
64-bit
Galjoen
0.38
64-bit
Galjoen
0.36
64-bit
GopherCheck 0.2.3 64-bit2190   38%
1.5/4
25%
1.5/6
Isa 1.9.63 64-bit2186   88%
3.5/4
40%
4/10
NG-Play 9.87b 64-bit2182  100%
1/1
75%
6/8
 
Soldat III 0.187 64-bit2178   62%
2.5/4
17%
1/6
Embla 1.0.3 64-bit2168  81%
32.5/40
71%
24/34
 
Kurt 0.9.2.2 64-bit2166   75%
3/4
40%
4/10
Chesley r323 64-bit2163   50%
2/4
30%
3/10
Blitzkrieg rev337 64-bit2142   58%
3.5/6
55%
11/20
Barbarossa 0.4.0 64-bit2134   100%
2/2
48%
9.5/20
Tunguska 1.0 64-bit2130   83%
5/6
42%
8.5/20
DoubleCheck 2.1 32-bit211585%
8.5/10
  100%
4/4
 
BigLion 2.23w2078   75%
3/4
39%
5.5/14
Zeta Dva 0301 64-bit2056   100%
2/2
60%
6/10
Cinnamon 2.0 64-bit2036   50%
1/2
62%
2.5/4
Abbess 2018.02.072033   83%
5/6
54%
6.5/12
Wuttang r2 64-bit2026   25%
0.5/2
38%
3/8
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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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on May 15, 2021