CCRL 40/15
Downloads and Statistics
May 24, 2020
Testing summary:
Total: 1'147'168 games
played by 2'661 programs

White wins: 396'304 (34.5%)
Black wins: 293'262 (25.6%)
Draws: 457'602 (39.9%)
White score: 54.5%

Custom engine selection

Comparing 10 engines!
10 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 24, 2020 with Bayeselo based on 1'147'168 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+
1K2 0.952668+19−1947.4%+17.431.9%925 
100.0%
 K2 0.912616+15−1549.0%+7.332.9%1497
99.7%
 K2 0.872584+18−1749.0%+5.534.7%1102
99.9%
 K2 0.832534+27−2751.7%−12.733.3%474
98.9%
 K2 0.752492+23−2352.4%−18.432.8%634
99.7%
 K2 0.792440+29−2947.4%+18.730.6%402
85.1%
 K2 0.712418+28−2851.4%−9.127.6%439
100.0%
 K2 0.672355+23−2352.7%−17.429.7%677
100.0%
 K2 0.572188+33−3347.0%+22.725.8%314
97.7%
 K2 0.43f2141+33−3348.2%+11.221.3%338
 

Results matrix

Custom engine selection
#NameElo12345678910
1K2 0.952668          
2K2 0.912616          
3K2 0.872584          
4K2 0.832534          
5K2 0.752492          
6K2 0.792440          
7K2 0.712418          
8K2 0.672355          
9K2 0.572188          
10K2 0.43f2141          
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
#NameElo12345678910
1K2 0.952668 100.0100.0100.0100.0100.0100.0100.0100.0100.0
2K2 0.9126160.0 99.7100.0100.0100.0100.0100.0100.0100.0
3K2 0.8725840.00.3 99.9100.0100.0100.0100.0100.0100.0
4K2 0.8325340.00.00.1 98.9100.0100.0100.0100.0100.0
5K2 0.7524920.00.00.01.1 99.7100.0100.0100.0100.0
6K2 0.7924400.00.00.00.00.3 85.1100.0100.0100.0
7K2 0.7124180.00.00.00.00.014.9 100.0100.0100.0
8K2 0.6723550.00.00.00.00.00.00.0 100.0100.0
9K2 0.5721880.00.00.00.00.00.00.00.0 97.7
10K2 0.43f21410.00.00.00.00.00.00.00.02.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1K2 0.952668 28521844181203000
2K2 0.912616285 446122242202400
3K2 0.872584218446 32517276324403
4K2 0.8325344412325 28231014115000
5K2 0.7524921822172282 495448240146
6K2 0.792440124276310495 26220200
7K2 0.71241802032141448262 2661812
8K2 0.672355302444150240202266 234192
9K2 0.572188000014018234 244
10K2 0.43f214100306012192244 
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
#NameElo12345678910
1K2 0.952668 11.810.83.11.20.90.01.90.00.0
2K2 0.91261611.8 17.20.61.02.21.01.10.00.0
3K2 0.87258410.817.2 20.69.95.12.12.50.00.2
4K2 0.8325343.10.620.6 25.535.415.413.00.00.0
5K2 0.7524921.21.09.925.5 47.841.818.31.50.6
6K2 0.7924400.92.25.135.447.8 31.218.70.00.0
7K2 0.7124180.01.02.115.441.831.2 23.82.41.5
8K2 0.6723551.91.12.513.018.318.723.8 23.618.9
9K2 0.5721880.00.00.00.01.50.02.423.6 37.4
10K2 0.43f21410.00.00.20.00.60.01.518.937.4 
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 165 common opponents

Custom engine selection
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Monolith 1.0 64-bit279825%
1/4
28%
8.5/30
        
RuyDos 1.1.9 64-bit279312%
0.5/4
20%
6.5/33
        
tomitankChess 3.0 64-bit278650%
2/4
12%
0.5/4
        
Francesca MAD 0.24 64-bit275812%
0.5/4
25%
9/36
        
Carballo 1.7 64-bit273730%
3/10
 42%
5/12
       
Arminius 2018-12-23 64-bit273036%
5/14
36%
11.5/32
        
Devel 2.0000272534%
5.5/16
12%
0.5/4
        
ProDeo 2.2272355%
5.5/10
 25%
1/4
       
Carballo 1.6 64-bit2710  0%
0/2
33%
2/6
      
Bagatur 1.7a 64-bit270950%
2/4
38%
1.5/4
        
Ktulu 8270750%
5/10
 20%
2/10
       
Cheese 1.9 64-bit2705 38%
4.5/12
38%
3/8
       
Fridolin 3.10 64-bit268839%
7/18
25%
1/4
        
WyldChess 1.51 64-bit2684 46%
5.5/12
25%
1/4
       
Fridolin 3.00 64-bit2675100%
1/1
88%
3.5/4
        
ChessBrainVB 2.052669  67%
2/3
 33%
2/6
     
RedQueen 1.1.98 64-bit266725%
1.5/6
 44%
7/16
62%
5/8
      
Floyd 0.9 64-bit2659  39%
11/28
25%
1/4
      
Philou 3.7.1 64-bit265270%
7/10
 50%
1/2
       
Cyrano 0.6b17 32-bit2648 29%
3.5/12
45%
4.5/10
       
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
ECE X3 64-bit2645 41%
6.5/16
52%
10.5/20
       
CM10th Magic II2644 54%
6.5/12
25%
0.5/2
       
Gandalf 7 64-bit2644 50%
6/12
38%
1.5/4
       
ECE X3.5 64-bit264250%
5/10
50%
4/8
        
DanaSah 7.3264062%
2.5/4
45%
13/29
62%
5/8
       
WyldChess 1.4 64-bit2640  38%
1.5/4
20%
2/10
      
DanaSah 7.9263650%
2/4
62%
2.5/4
        
Sjakk 2.2 64-bit263362%
2.5/4
 25%
0.5/2
 0%
0/2
     
Rodin 8.0262850%
2/4
 43%
17.5/41
       
NoraGrace 2.0 64-bit262465%
6.5/10
   25%
1/4
  12%
0.5/4
  
Phalanx XXV261988%
3.5/4
 46%
18/39
       
Monolith 0.4 64-bit2609 31%
2.5/8
46%
5.5/12
       
Donna 4.0 64-bit2606  46%
17.5/38
 44%
3.5/8
     
Gogobello 1.3 64-bit2606  55%
5.5/10
30%
3/10
      
DanaSah 6.502605  38%
8/21
55%
5.5/10
      
Arminius 2015-08-06 64-bit2604  50%
7/14
38%
1.5/4
29%
3.5/12
     
Donna 4.1 64-bit260366%
10.5/16
47%
18/38
        
Nawito 1812259980%
8/10
53%
8.5/16
        
N2 0.4 64-bit2595 42%
5/12
55%
5.5/10
       
GreKo 2016 64-bit2593  50%
2/4
30%
3/10
      
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Brutus 8.05 64-bit2591  75%
1.5/2
 25%
0.5/2
     
GarboChess 3.0 64-bit2587 46%
5.5/12
20%
2/10
       
Ethereal 7.78 64-bit2585  35%
4.5/13
35%
3.5/10
      
Coiled 0.6 64-bit258154%
6.5/12
50%
10/20
        
Marvin 2.1.0 64-bit2581  62%
2.5/4
25%
2.5/10
      
Jellyfish 1.1 64-bit2580  42%
8.5/20
46%
5.5/12
46%
6.5/14
     
Delocto 0.6 64-bit257938%
1.5/4
58%
18.5/32
50%
8/16
       
GreKo 12.9 64-bit2579   31%
2.5/8
25%
0.5/2
     
Capivara LK 0.09b02f 64-bit2568   50%
4/8
38%
3/8
19%
1.5/8
    
Schooner 1.8 64-bit2568 50%
2/4
64%
11.5/18
       
Coiled 0.4 64-bit256462%
5/8
 61%
19.5/32
       
SOS 5.12564 50%
6/12
   25%
2/8
    
Capivara LK 0.09b02g 64-bit256175%
7.5/10
 67%
8/12
38%
3/8
      
Zurichess Glarus 64-bit2559  50%
5/10
46%
5.5/12
42%
2.5/6
     
Dorky 4.8 64-bit255825%
1/4
62%
2.5/4
        
JikChess 0.02 64-bit2558 46%
5.5/12
57%
8/14
38%
1.5/4
65%
6.5/10
45%
4.5/10
    
Carballo 1.5 64-bit2557 46%
5.5/12
45%
4.5/10
       
Arasan 12.0 64-bit2556    60%
6/10
31%
2.5/8
    
Capivara LK 0.09b02c 64-bit2556 58%
7/12
50%
5/10
       
tomitankChess 1.4 64-bit2556 71%
8.5/12
50%
1/2
       
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
RubiChess 0.9 64-bit2554 75%
9/12
67%
4/6
   0%
0/6
   
Ghost 3.1 64-bit2549 66%
10.5/16
46%
13/28
       
chess22k 1.3 64-bit253869%
5.5/8
 50%
5/10
       
Phalanx XXIV2537    40%
2/5
30%
3/10
    
Maverick 1.5 64-bit2536   38%
1.5/4
55%
6/11
75%
3/4
    
Marvin 2.0.0 64-bit2534 62%
7.5/12
     8%
1/12
  
Fridolin 2.00 64-bit2531  60%
6/10
50%
2/4
40%
6/15
38%
6/16
    
nanoSzachy 4.1 64-bit2530  50%
7/14
56%
9/16
0%
0/1
33%
4/12
    
Orion 0.5 64-bit2528 68%
13.5/20
44%
3.5/8
       
Donna 3.1 64-bit2518    56%
5/9
15%
1.5/10
    
Bagatur 1.5e 64-bit2517 84%
13.5/16
50%
6/12
       
AnMon 5.602515    45%
4.5/10
 25%
2.5/10
   
CyberPagno 3.0 64-bit251262%
5/8
 75%
10.5/14
25%
1/4
   30%
3/10
  
Floyd 0.8 64-bit2510  45%
4.5/10
50%
6/12
   15%
1.5/10
  
Maverick 1.0 64-bit2509    60%
12/20
  50%
5/10
  
Tao 5.62503    50%
0.5/1
50%
1/2
    
LittleThought 1.052 64-bit2502    50%
1/2
75%
1.5/2
    
Delphil 3.2 64-bit2497   56%
4.5/8
52%
11/21
50%
6/12
    
Pupsi2 0.092496    50%
1/2
0%
0/2
    
Pepito 1.59.2 64-bit2495    25%
1/4
75%
1.5/2
40%
4/10
   
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
JikChess 0.01 64-bit2489    45%
10/22
 75%
7.5/10
19%
1.5/8
  
Yace 0.99.872489    50%
0.5/1
50%
1/2
    
Ghost 2.0.2 64-bit2485   62%
5/8
54%
13.5/25
46%
5.5/12
29%
4/14
0%
0/4
  
KnightX 1.97a 64-bit248475%
4.5/6
    33%
2/6
    
Zurichess Geneva 64-bit2484     25%
3.5/14
44%
3.5/8
   
Xpdnt 0910072483    25%
0.5/2
50%
1/2
    
Pawny 0.3.1 64-bit2475    40%
4/10
 35%
3.5/10
   
Shield 1.2 64-bit2474   56%
4.5/8
50%
4/8
0%
0/2
    
Trace 1.37a2471     44%
3.5/8
0%
0/1
   
Jumbo 0.6.31 64-bit2470  58%
7/12
   19%
1.5/8
   
Quark 2.352469    100%
1/1
75%
1.5/2
    
Carballo 1.32462    42%
5/12
50%
5/10
    
Bumblebee 1.0 64-bit2461    45%
4.5/10
50%
1/2
    
Giraffe 20150908 64-bit2461   62%
2.5/4
0%
0/2
45%
4.5/10
 50%
4/8
  
Carballo 1.22460    42%
5/12
 55%
5.5/10
   
Bumblebee 1.0.36898e1 64-bit2446   62%
2.5/4
  45%
4.5/10
   
Eeyore 1.52 64-bit2446  50%
0.5/1
 60%
6/10
     
Abrok 5.02445   62%
5/8
60%
6/10
44%
3.5/8
15%
1.5/10
   
Hussar 0.42444 100%
1/1
    50%
0.5/1
   
Betsabe II 1.472443    52%
11.5/22
39%
7/18
32%
6/19
50%
2/4
  
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Lozza 1.17a 64-bit2443   88%
3.5/4
   40%
4/10
  
Zurichess Fribourg 64-bit2441    50%
1/2
  50%
5/10
  
Typhoon 1.00-3482440   50%
4/8
 38%
3/8
    
Snitch 1.6.2 64-bit2433    50%
1/2
 50%
5/10
   
Cmcchess 2.6 64-bit2421   75%
9/12
75%
1.5/2
42%
7.5/18
 40%
4/10
  
Ares 1.005 64-bit2419   44%
3.5/8
50%
2/4
56%
4.5/8
40%
6/15
62%
2.5/4
  
Bitfoot 1.0.d9aeb43 64-bit2415    50%
1/2
75%
12/16
    
Gaia 3.5 64-bit2415    71%
8.5/12
56%
4.5/8
50%
5.5/11
   
Shallow r688 64-bit2413    53%
8.5/16
62%
5/8
58%
10.5/18
88%
3.5/4
  
Ares 1.005.2 64-bit2412   88%
3.5/4
100%
1/1
67%
4/6
50%
5/10
   
Tigran 2.4n 64-bit2402   100%
8/8
53%
9.5/18
56%
4.5/8
64%
11.5/18
12%
0.5/4
  
Simplex 0.9.8 64-bit2401   56%
4.5/8
79%
9.5/12
62%
5/8
45%
4.5/10
   
Lozza 1.16 64-bit2398   81%
6.5/8
 72%
13/18
 70%
7/10
  
Myrddin 0.87 64-bit2395   50%
4/8
12%
0.5/4
42%
2.5/6
62%
2.5/4
56%
4.5/8
  
Alex 2.14a 64-bit2394    60%
6/10
 70%
7/10
   
Shield 1.1 64-bit2394   69%
5.5/8
 50%
5/10
    
Waxman 20142389    68%
13.5/20
50%
2/4
0%
0/4
46%
5.5/12
  
Giraffe 20150828 64-bit2384     62%
5/8
 40%
4/10
  
Carballo 1.1.12375      65%
6.5/10
45%
4.5/10
  
OliThink 5.3.2 64-bit2374    45%
4.5/10
 70%
7/10
   
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
iCE 0.22372    70%
7/10
 60%
6/10
   
MadChess 2.0 64-bit2370    100%
2/2
38%
1.5/4
 55%
5.5/10
  
Tytan 9.32 64-bit2369      65%
6.5/10
31%
2.5/8
  
Plisk 0.2.7d 64-bit2361    75%
7.5/10
  40%
4/10
  
Donna 1.0 64-bit2358      75%
6/8
44%
3.5/8
  
Typhoon 1.00-358 64-bit2353      80%
8/10
53%
9.5/18
  
CyberPagno 2.3 64-bit2344     62%
2.5/4
 50%
5/10
  
Maverick 0.51 64-bit2342      64%
9/14
42%
2.5/6
  
Jazz 840 64-bit2339    75%
1.5/2
62%
2.5/4
50%
2/4
   
CyberPagno 2.2 64-bit2336    100%
2/2
 53%
9.5/18
42%
2.5/6
  
Gibbon 2.60a 64-bit2336      75%
3/4
 25%
0.5/2
 
Nemeton 1.12331      50%
9/18
58%
3.5/6
  
Bagatur 1.3a 64-bit2327      75%
7.5/10
 0%
0/2
 
Gibbon 2.69a 64-bit2320    90%
9/10
75%
3/4
    
EveAnn 1.71a2319       71%
8.5/12
20%
2/10
 
Popochin 2.92317       55%
5.5/10
65%
6.5/10
 
Nemeton 1.22310    50%
3/6
 88%
3.5/4
62%
2.5/4
  
NoraGrace 1.0 64-bit2309       50%
5/10
30%
3/10
 
pikoSzachy Extreme2308      75%
3/4
50%
2/4
  
Anechka 0.082302  100%
1/1
      0%
0/2
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Fischerle 0.9.65 64-bit2290    75%
1.5/2
100%
4/4
    
FireFly 2.7.0 64-bit2288    75%
1.5/2
 88%
3.5/4
55%
5.5/10
0%
0/2
30%
3/10
Orion 0.2 64-bit2280    50%
1/2
  67%
8/12
0%
0/2
 
Ayito 0.2.9942266       25%
1/4
 50%
1/2
Protej 0.5.8c2258    100%
2/2
  50%
7/14
25%
3/12
 
RattateChess 1.0 Nosferatu2254       62%
2.5/4
 50%
1/2
Exacto 0.e 64-bit2253       66%
10.5/16
25%
0.5/2
33%
2/6
MadChess 1.4 64-bit2249        33%
4/12
40%
4/10
Mango Paola Ajedrez 4.12246       64%
9/14
29%
3.5/12
30%
3/10
Absolute Zero 2.4.0.0 64-bit2244       67%
4/6
100%
2/2
75%
1.5/2
AliChess 4.062235        45%
4.5/10
50%
4/8
Buzz 0.08 64-bit2234       64%
9/14
 0%
0/4
Neurosis 2.32215       70%
7/10
45%
4.5/10
 
Adam 3.32212       60%
6/10
 50%
1/2
ChessKISS 1.7 64-bit2210       70%
7/10
 45%
4.5/10
Carballo 0.82196       67%
4/6
25%
0.5/2
31%
5.5/18
NG-Play 9.85 64-bit2192        52%
11.5/22
50%
2/4
EXchess 5.04b 64-bit2189        70%
7/10
25%
2/8
Prophet 2.0 64-bit2180        55%
11/20
50%
2/4
ProChess 1.02AD2164       78%
12.5/16
50%
6/12
65%
6.5/10
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Chesley r323 64-bit2163       68%
9.5/14
60%
6/10
38%
1.5/4
Waxman 20082141        75%
7.5/10
62%
5/8
Napoleon 1.5.0 64-bit2124       67%
4/6
62%
12.5/20
46%
5.5/12
BikJump 2.01 64-bit2120        70%
7/10
33%
4/12
Clarabit 1.00 64-bit2106        100%
4/4
75%
6/8
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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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):

Cross-tables show only best version of each engine
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Reference rating list:
Recalibrate:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on May 24, 2020