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 8 engines!
8 selected engines played 110 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+
1Ares 1.005.2.1 64-bit2420+21−2151.0%−6.937.1%765 
55.7%
 Ares 1.005 64-bit2418+18−1847.4%+17.936.0%1008
70.8%
 Ares 1.005.2 64-bit2411+17−1748.2%+12.333.5%1126
92.2%
 Ares GB 1.1 64-bit2391+21−2149.5%+2.728.9%765
49.2%
 Ares GB 64-bit2391+14−1448.1%+12.029.9%1841
95.5%
 Ares 1.0042373+16−1649.4%+2.726.7%1395
100.0%
 Ares 1.003a2305+34−3452.1%−17.029.9%291
97.7%
 Ares 1.02258+30−3046.4%+23.428.0%379
 

Results matrix

Custom engine selection
#NameElo12345678
1Ares 1.005.2.1 64-bit2420    66 − 44
+37−15=58
+29
   
2Ares 1.005 64-bit2418        
3Ares 1.005.2 64-bit2411        
4Ares GB 1.1 64-bit2391        
5Ares GB 64-bit239144 − 66
+15−37=58
−29
       
6Ares 1.0042373        
7Ares 1.003a2305        
8Ares 1.02258        
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
#NameElo12345678
1Ares 1.005.2.1 64-bit2420 55.774.497.299.2100.0100.0100.0
2Ares 1.005 64-bit241844.3 70.896.998.8100.0100.0100.0
3Ares 1.005.2 64-bit241125.629.2 92.295.899.9100.0100.0
4Ares GB 1.1 64-bit23912.83.17.8 49.290.9100.0100.0
5Ares GB 64-bit23910.81.24.250.8 95.5100.0100.0
6Ares 1.00423730.00.00.19.14.5 100.0100.0
7Ares 1.003a23050.00.00.00.00.00.0 97.7
8Ares 1.022580.00.00.00.00.00.02.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Ares 1.005.2.1 64-bit2420 274533309722143420
2Ares 1.005 64-bit2418274 69323113871320
3Ares 1.005.2 64-bit2411533693 303268122670
4Ares GB 1.1 64-bit2391309231303 5431583620
5Ares GB 64-bit2391722138268543 1016872
6Ares 1.004237314371122158101 297140
7Ares 1.003a23054232673668297 195
8Ares 1.022580002072140195 
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
#NameElo12345678
1Ares 1.005.2.1 64-bit2420 15.528.220.227.76.64.00.0
2Ares 1.005 64-bit241815.5 32.513.04.83.02.50.0
3Ares 1.005.2 64-bit241128.232.5 16.09.04.84.70.0
4Ares GB 1.1 64-bit239120.213.016.0 20.87.33.41.7
5Ares GB 64-bit239127.74.89.020.8 3.13.23.2
6Ares 1.00423736.63.04.87.33.1 17.67.9
7Ares 1.003a23054.02.54.73.43.217.6 29.1
8Ares 1.022580.00.00.01.73.27.929.1 
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
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Donna 4.1 64-bit2584   0%
0/4
0%
0/1
   
GreKo 12.9 64-bit2578 0%
0/2
35%
3.5/10
     
Capivara LK 0.09b02f 64-bit2569 12%
1/8
30%
3/10
     
Jumbo 0.7.0 64-bit2558   33%
4/12
12%
0.5/4
   
Carballo 1.5 64-bit2556 35%
3.5/10
38%
1.5/4
     
Detroid 1.0.1 64-bit2554   38%
3/8
18%
2.5/14
   
Raven 1.0 64-bit255128%
5/18
  25%
1/4
    
KnightX 1.98 64-bit2542   38%
1.5/4
50%
2/4
   
FrankWalter 2.4.0 64-bit2541   12%
0.5/4
29%
12/42
   
AnMon 5.75253819%
1.5/8
 45%
4.5/10
     
Phalanx XXIV2537 58%
3.5/6
42%
2.5/6
     
K2 0.832533 56%
4.5/8
12%
0.5/4
     
nanoSzachy 4.1 64-bit2533 50%
1/2
32%
6.5/20
     
Fridolin 2.00 64-bit2531 33%
6/18
29%
7/24
     
Orion 0.5 64-bit252744%
3.5/8
   30%
14/46
   
Crafty 20.13 32-bit251044%
3.5/8
 40%
4/10
     
Betsabe II 1.7525080%
0/4
50%
5/10
50%
2/4
     
Asymptote 0.3 64-bit250425%
2.5/10
   30%
10/33
   
Pupsi2 0.092499 42%
2.5/6
25%
0.5/2
     
LittleThought 1.052 64-bit2497  25%
0.5/2
38%
3/8
    
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Winter 0.1.1 64-bit249625%
1/4
 50%
1/2
     
Delphil 3.2 64-bit2495 25%
2.5/10
40%
4/10
44%
3.5/8
    
Pepito 1.59.2 64-bit2495 12%
0.5/4
25%
3/12
50%
4/8
    
MadChess 2.2 64-bit249442%
5/12
 0%
0/2
 43%
14.5/34
   
K2 0.752492 50%
2/4
0%
0/1
     
Yace 0.99.872487  0%
0/2
31%
2.5/8
    
Ghost 2.0.2 64-bit2485 20%
2/10
38%
7.5/20
     
Zurichess Geneva 64-bit248344%
3.5/8
 19%
1.5/8
     
Drosophila 1.5.1 64-bit247950%
2/4
 50%
1/2
 38%
17.5/46
   
Jumbo 0.6.35 64-bit247912%
0.5/4
   28%
8.5/30
   
Shield 1.2 64-bit247344%
3.5/8
 25%
1/4
     
Lozza 1.18 64-bit247241%
6.5/16
 50%
1/2
33%
3/9
40%
9.5/24
   
Trace 1.37a247138%
1.5/4
100%
1/1
0%
0/2
     
Jumbo 0.6.31 64-bit246971%
8.5/12
 50%
1/2
     
Quark 2.35246950%
2/4
 50%
1/2
     
WyldChess 1.2 64-bit246956%
4.5/8
38%
3/8
      
Betsabe II 1.66246438%
3/8
40%
4/10
44%
3.5/8
     
Nemeton 1.812464   44%
8/18
56%
4.5/8
   
Carballo 1.22463 67%
4/6
45%
4.5/10
     
Carballo 1.32462 39%
5.5/14
25%
1/4
     
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Giraffe 20150908 64-bit2462 25%
1/4
45%
10/22
     
Bumblebee 1.0 64-bit246125%
2/8
50%
5/10
30%
1.5/5
     
RubiChess 0.8 64-bit245933%
1/3
 75%
1.5/2
     
Bagatur 1.4d 64-bit2457 35%
3.5/10
38%
1.5/4
     
Orion 0.4 64-bit245250%
4/8
 43%
3/7
     
Bumblebee 1.0.36898e1 64-bit2447 25%
2.5/10
32%
4.5/14
19%
1.5/8
    
Abrok 5.0244431%
2.5/8
100%
2/2
      
Hussar 0.42444 100%
1/1
25%
1/4
0%
0/2
 62%
5/8
  
Typhoon 1.00-3482444  50%
5/10
50%
4/8
    
Betsabe II 1.472443 52%
11.5/22
38%
1.5/4
     
Bearded N44.5 64-bit244242%
8.5/20
 60%
3/5
 75%
3/4
   
Shallow r694 64-bit2442 30%
3/10
39%
5.5/14
     
Eeyore 1.52 64-bit2441 25%
1/4
 38%
3/8
 38%
9/24
  
Cheese 1.4 32-bit2440  45%
4.5/10
  35%
3.5/10
  
K2 0.792440 44%
3.5/8
33%
2/6
     
Zurichess Fribourg 64-bit2440 50%
2/4
40%
4/10
     
Nemeton 1.6243931%
2.5/8
 30%
3/10
     
Tunguska 1.1 64-bit2439   54%
7.5/14
56%
10/18
   
Taltos rev118 64-bit243856%
4.5/8
50%
3/6
  0%
0/4
   
Delphil 2.6b2436  45%
4.5/10
  17%
1/6
  
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Snitch 1.6.2 64-bit243544%
3.5/8
35%
3.5/10
      
TJchess 1.3 64-bit243446%
5.5/12
 50%
11/22
     
Pedone 0.4 64-bit2427 41%
6.5/16
60%
6/10
     
Bitfoot 1.0.d9aeb43 64-bit2421 40%
9.5/24
88%
3.5/4
     
Cmcchess 2.6 64-bit242150%
6/12
 55%
22/40
 75%
1.5/2
   
Kiwi 0.6d 32-bit242044%
3.5/8
    52%
13.5/26
  
K2 0.712418 60%
9/15
50%
5/10
     
PostModernist 1016241752%
10.5/20
75%
1.5/2
 38%
3/8
 0%
0/2
  
Hedgehog 2.0 64-bit2414   42%
15/36
50%
2/4
   
RomiChess P3n 64-bit241461%
17/28
 43%
6.5/15
50%
2/4
49%
25.5/52
   
Ifrit m1.8 64-bit241362%
5/8
17%
0.5/3
50%
2/4
     
Gaia 3.5 32-bit241162%
5/8
    0%
0/2
  
Queen 4.03241056%
4.5/8
    27%
6.5/24
  
Dragon 4.62405   44%
3.5/8
 25%
1/4
  
Amy 0.87b240244%
3.5/8
75%
1.5/2
   100%
2/2
  
Gosu 0.16240231%
2.5/8
 33%
1/3
     
Simplex 0.9.8 64-bit2401 25%
2/8
45%
4.5/10
58%
7/12
 40%
9.5/24
  
Tigran 2.4n 64-bit2400 54%
13/24
55%
5.5/10
     
KnightDreamer 3.32397   38%
1.5/4
25%
1.5/6
   
Myrddin 0.87 64-bit239654%
15/28
46%
6.5/14
50%
12/24
40%
8/20
50%
25/50
 50%
2/4
 
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Popochin 4.1 64-bit239650%
10/20
62%
5/8
88%
3.5/4
 45%
9/20
   
Amateur 2.822395     50%
0.5/1
 17%
2/12
Patzer 3.80239544%
3.5/8
50%
1/2
70%
7/10
50%
4/8
 25%
0.5/2
  
Alex 2.14a 64-bit239350%
4/8
 45%
4.5/10
  42%
10/24
  
Waxman 20142390 52%
11/21
75%
3/4
38%
3/8
    
Zevra 2.1.2 r248 64-bit2390   42%
8.5/20
54%
6.5/12
   
Sorgenkind 0.42388    47%
14/30
59%
9.5/16
38%
1.5/4
29%
3.5/12
Sage 3.532387     36%
2.5/7
30%
1.5/5
 
Googleplex Starthinker 1.6 64-bit2386   50%
13.5/27
56%
27/48
   
Horizon 4.42385  50%
0.5/1
  25%
1/4
  
Comet B682384 25%
0.5/2
 50%
4/8
 50%
1/2
  
Thor's Hammer 2.28 32-bit238362%
5/8
   50%
1/2
   
Jazz 721 64-bit237762%
5/8
67%
4/6
      
OliThink 5.3.2 64-bit237469%
5.5/8
 62%
2.5/4
     
Isa 2.0.83 64-bit2372   60%
18/30
54%
7.5/14
   
iCE 0.22371 60%
6/10
   58%
3.5/6
  
MadChess 2.0 64-bit2370 60%
6/10
43%
6/14
     
Waxman 2017237075%
3/4
35%
3.5/10
71%
5/7
 47%
21.5/46
   
Raven 0.80 64-bit2368   50%
1/2
75%
3/4
   
GreKo 6.52364      0%
0/2
36%
5/14
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Alex 2.14a 32-bit2363     44%
7/16
35%
3.5/10
 
Isa 2.0.64 64-bit236381%
6.5/8
 83%
2.5/3
44%
3.5/8
55%
29.5/54
   
Plisk 0.2.7d 64-bit236269%
5.5/8
50%
2/4
38%
1.5/4
31%
2.5/8
75%
1.5/2
   
OliThink 5.3.0 32-bit2358     52%
10.5/20
62%
2.5/4
 
Flux 2.2.12357     0%
0/1
25%
0.5/2
 
Barbarossa 0.6.0 64-bit2352   57%
19.5/34
60%
6/10
   
Tytan 9.32 32-bit2346      75%
1.5/2
50%
1/2
Glass 1.52345     54%
14/26
39%
11/28
 
Arion 1.7234138%
3/8
  56%
4.5/8
 50%
3/6
  
Jazz 840 64-bit2340 58%
3.5/6
54%
7.5/14
75%
3/4
  50%
4/8
 
Aice 0.99.2233988%
7/8
  88%
7/8
    
Rodin 2.3a2339      50%
3/6
34%
11/32
Napoleon 1.8 64-bit2338   75%
6/8
88%
10.5/12
   
Gibbon 2.60a 64-bit233775%
6/8
75%
12/16
 56%
4.5/8
    
Popochin 4.0 64-bit2336  50%
2.5/5
   45%
4.5/10
 
EveAnn 1.71233569%
5.5/8
  50%
4/8
    
Asterisk 0.6233269%
5.5/8
     75%
1.5/2
 
Amundsen 0.80232862%
5/8
   63%
19/30
58%
14.5/25
25%
1/4
 
FireFly 2.7.2 64-bit232869%
5.5/8
83%
5/6
67%
4/6
75%
1.5/2
25%
2/8
   
Zeus 1.27232462%
5/8
  50%
4/8
    
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Chezzz 1.0.3232256%
4.5/8
  38%
3/8
 50%
0.5/1
75%
1.5/2
 
WChess 1.062321    57%
17/30
  29%
3.5/12
Googleplex Starthinker 1.4 64-bit2320   69%
5.5/8
50%
9/18
   
EveAnn 1.72231975%
6/8
 50%
8.5/17
67%
4/6
    
Gibbon 2.69a 64-bit2319 58%
7/12
61%
8.5/14
     
EveAnn 1.71a2318 60%
6/10
  88%
3.5/4
   
KnightX 1.92231656%
4.5/8
 83%
2.5/3
  75%
1.5/2
  
Asymptote 0.2.0 64-bit2314    68%
20.5/30
 33%
2/6
 
Averno 0.812314   56%
4.5/8
 50%
1.5/3
  
Mediocre 0.42311   75%
6/8
 50%
2/4
  
Nemeton 1.22309 75%
1.5/2
    75%
3/4
 
Cheese 1.32308     54%
6.5/12
55%
6/11
50%
1/2
Zeus 1.292303   88%
3.5/4
  25%
0.5/2
50%
1/2
Anechka 0.082301      75%
1.5/2
75%
1.5/2
Joker 1.1.14230181%
6.5/8
     25%
0.5/2
 
Fischerle 0.9.80 SE 64-bit2300 75%
7.5/10
75%
9/12
     
Absolute Zero 2.4.7.2 64-bit229662%
2.5/4
 62%
15/24
62%
5/8
67%
20/30
   
Popochin 3.22296     100%
4/4
50%
5.5/11
 
Fischerle 0.9.70 SE 64-bit2295  50%
5/10
   62%
5/8
 
Invictus r228 64-bit2292    62%
5/8
 75%
4.5/6
 
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Matilde 2008 64-bit2290 54%
6.5/12
 19%
1.5/8
    
Chaturanga 2.4.32289   81%
6.5/8
 66%
10.5/16
  
FireFly 2.7.0 64-bit2287 71%
8.5/12
0%
0/2
     
Butcher 1.60n12285     64%
20.5/32
57%
8/14
53%
9.5/18
Chispa 4.0.32274      100%
2/2
69%
12.5/18
Matilde 2008 32-bit2273      33%
2/6
38%
7.5/20
CeeChess 1.3.2 64-bit2268   55%
5.5/10
75%
3/4
   
AliChess 4.202265      54%
6.5/12
62%
2.5/4
AliChess 4.212258     47%
7.5/16
32%
3.5/11
 
Protej 0.5.8c2256 100%
10/10
75%
1.5/2
     
Waxman 20092253     83%
10/12
70%
16/23
52%
10.5/20
Zevra 1.8.5 r664 64-bit224750%
2/4
  38%
3/8
    
Feuerstein 0.4.6.12238     62%
2.5/4
56%
4.5/8
100%
1/1
RamJet 0.132232  62%
2.5/4
56%
4.5/8
    
SpaceDog 0.97.7 64-bit2230   58%
3.5/6
   56%
4.5/8
Tiny Chess 1.46 64-bit222238%
1.5/4
   88%
3.5/4
   
Uralochka 1.1b2218      50%
4/8
75%
1.5/2
Gibbon 2.52a2217     62%
2.5/4
 47%
8.5/18
Joker2 0.7.7 64-bit221462%
2.5/4
   72%
21.5/30
   
Neurosis 2.52207     100%
4/4
62%
5/8
75%
1.5/2
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
1.1
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
ChessAlex 2.0r42203      88%
3.5/4
100%
2/2
BlackBishop 1.02202      100%
4/4
100%
1/1
Achillees 1.0 64-bit2198   50%
2/4
88%
3.5/4
   
TJchess 0.1212134      56%
4.5/8
0%
0/2
Abbess 2018.02.072033  100%
1/1
 0%
0/1
   
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
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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 8, 2021