CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 10 engines!
10 selected engines played 100 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 August 17, 2019 with Bayeselo based on 1'075'629 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+
1ECE 19.6.6.3 64-bit2692+39−3947.4%+19.726.9%227 
75.9%
 ECE X3 64-bit 4CPU2675+23−2341.5%+68.823.4%709
98.1%
 ECE X3 64-bit2645+16−1648.6%+9.428.1%1430
63.0%
 ECE X3.5 64-bit2641+17−1750.9%−7.623.6%1231
100.0%
 ECE X22512+28−2850.4%−3.423.2%466
70.0%
 ECE X2501+32−3252.5%−19.426.2%343
100.0%
 ECE 12.012318+22−2248.6%+8.924.3%768
100.0%
 ECE 11.012179+23−2347.3%+17.422.0%683
100.0%
 ECE 1.12039+28−2846.2%+28.616.8%500
100.0%
 ECE 0.31913+26−2738.6%+88.820.6%538
 

Results matrix

Custom engine selection
#NameElo12345678910
1ECE 19.6.6.3 64-bit2692          
2ECE X3 64-bit 4CPU2675          
3ECE X3 64-bit2645   40.5 − 59.5
+17−36=47
−62
      
4ECE X3.5 64-bit2641  59.5 − 40.5
+36−17=47
+62
       
5ECE X22512          
6ECE X2501          
7ECE 12.012318          
8ECE 11.012179          
9ECE 1.12039          
10ECE 0.31913          
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
1ECE 19.6.6.3 64-bit2692 75.998.599.0100.0100.0100.0100.0100.0100.0
2ECE X3 64-bit 4CPU267524.1 98.198.8100.0100.0100.0100.0100.0100.0
3ECE X3 64-bit26451.51.9 63.0100.0100.0100.0100.0100.0100.0
4ECE X3.5 64-bit26411.01.237.0 100.0100.0100.0100.0100.0100.0
5ECE X225120.00.00.00.0 70.0100.0100.0100.0100.0
6ECE X25010.00.00.00.030.0 100.0100.0100.0100.0
7ECE 12.0123180.00.00.00.00.00.0 100.0100.0100.0
8ECE 11.0121790.00.00.00.00.00.00.0 100.0100.0
9ECE 1.120390.00.00.00.00.00.00.00.0 100.0
10ECE 0.319130.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1ECE 19.6.6.3 64-bit2692 21110871200000
2ECE X3 64-bit 4CPU267521 5772330000
3ECE X3 64-bit264511057 604156300000
4ECE X3.5 64-bit26418772604 62120000
5ECE X2251212315662 47974000
6ECE X2501033012479 70000
7ECE 12.01231800007470 164187
8ECE 11.012179000000164 26539
9ECE 1.1203900000018265 272
10ECE 0.31913000000739272 
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
1ECE 19.6.6.3 64-bit2692 2.26.66.01.70.00.00.00.00.0
2ECE X3 64-bit 4CPU26752.2 2.73.70.30.30.00.00.00.0
3ECE X3 64-bit26456.62.7 22.78.21.70.00.00.00.0
4ECE X3.5 64-bit26416.03.722.7 3.70.80.00.00.00.0
5ECE X225121.70.38.23.7 59.26.00.00.00.0
6ECE X25010.00.31.70.859.2 6.30.00.00.0
7ECE 12.0123180.00.00.00.06.06.3 11.31.40.5
8ECE 11.0121790.00.00.00.00.00.011.3 22.43.2
9ECE 1.120390.00.00.00.00.00.01.422.4 26.2
10ECE 0.319130.00.00.00.00.00.00.53.226.2 
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 116 common opponents

Custom engine selection
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
Shield 2.1 64-bit2728  38%
4.5/12
30%
12/40
      
Devel 2.0000272417%
0.5/3
50%
16/32
 31%
12.5/40
      
GreKo 2018 64-bit271250%
1.5/3
 50%
2/4
30%
12/40
      
GreKo 2018.07 64-bit270842%
2.5/6
 75%
3/4
       
ProDeo 2.82705  50%
2/4
44%
17.5/40
      
K2 0.95268885%
11/13
  50%
5/10
      
Fridolin 3.10 64-bit268462%
2.5/4
  36%
6.5/18
      
WyldChess 1.51 64-bit2683  52%
11.5/22
25%
2/8
      
Djinn 1.021 64-bit266850%
2/4
44%
19.5/44
47%
8.5/18
       
Francesca MAD 0.21 64-bit266642%
2.5/6
  53%
19/36
      
RedQueen 1.1.98 64-bit266625%
1/4
 0%
0/1
       
Floyd 0.9 64-bit2658  45%
17/38
47%
15/32
      
Winter 0.2 64-bit265188%
3.5/4
 44%
7.5/17
       
CM10th Ogre2645  62%
10/16
88%
3.5/4
      
Gandalf 7 64-bit2642  60%
6/10
75%
3/4
      
DanaSah 7.3263983%
2.5/3
 58%
7/12
55%
20.5/37
      
WyldChess 1.4 64-bit2639  44%
7/16
 25%
2.5/10
     
Sjakk 2.2 64-bit263475%
3/4
 67%
12/18
       
Igel 1.2 64-bit2628  32%
4.5/14
38%
13.5/36
      
Rodin 8.0262738%
1.5/4
 66%
25/38
       
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
Ruffian 2.1.02623 50%
0.5/1
75%
1.5/2
       
Hamsters 0.7.1261933%
2/6
 0%
0/1
       
Phalanx XXV261950%
2/4
 62%
12.5/20
 45%
4.5/10
     
Topple 0.3.3 64-bit261875%
4.5/6
 56%
22.5/40
       
K2 0.912615  59%
9.5/16
50%
4/8
      
Donna 4.1 64-bit260933%
1/3
  75%
3/4
      
Muse 0.953 64-bit2596  56%
9/16
 35%
3.5/10
     
Gogobello 1.2 64-bit2595  50%
1/2
 29%
4/14
     
Brutus 8.05 64-bit2590  0%
0/2
100%
4/4
35%
3.5/10
     
K2 0.872583  48%
9.5/20
 40%
4/10
25%
2.5/10
    
Jellyfish 1.1 64-bit2580  25%
0.5/2
58%
18.5/32
      
Delocto 0.6 64-bit2577  62%
10/16
62%
5/8
      
Coiled 0.6 64-bit2572  50%
2/4
56%
4.5/8
      
Capivara LK 0.09b02g 64-bit2561    65%
6.5/10
65%
6.5/10
    
Ghost 3.1 64-bit2550  66%
10.5/16
 34%
5.5/16
     
Ghost 3 64-bit2549    45%
4.5/10
45%
4.5/10
    
nanoSzachy 4.0 64-bit2546    25%
2.5/10
30%
3/10
    
Betsabe II 1.842543  62%
20/32
72%
23/32
      
Maverick 1.5 64-bit2534   53%
17/32
47%
8.5/18
38%
1.5/4
    
Hermann 2.8 64-bit2529    35%
3.5/10
40%
4/10
    
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
FrankWalter 2.3.5 64-bit2513  65%
6.5/10
50%
2/4
      
CyberPagno 3.0 64-bit2512    68%
9.5/14
38%
1.5/4
    
Shield 1.3.1 64-bit2510    35%
3.5/10
32%
4.5/14
    
LittleThought 1.052 64-bit2500    30%
3/10
61%
5.5/9
    
Dorky 4.5 64-bit2499    42%
7.5/18
50%
2/4
    
Pupsi2 0.092497    70%
7/10
45%
4.5/10
25%
1/4
   
Pepito 1.59 64-bit2492    55%
5.5/10
65%
6.5/10
25%
0.5/2
   
Yace 0.99.872488 100%
1/1
  55%
5.5/10
50%
5/10
    
Cerebro 3.03d2481    70%
7/10
65%
6.5/10
    
Quark 2.352468    45%
4.5/10
55%
5.5/10
    
Betsabe II 1.662462    44%
3.5/8
62%
2.5/4
    
Carballo 1.22458    50%
5/10
50%
5/10
    
Nemeton 1.512452    61%
11/18
61%
8.5/14
    
Bumblebee 1.0.36898e1 64-bit2445    38%
1.5/4
75%
3/4
    
Eeyore 1.52 64-bit2445    90%
9/10
70%
7/10
    
Shallow r694 64-bit2443    71%
10/14
65%
6.5/10
    
Lozza 1.17a 64-bit2442    56%
10/18
68%
9.5/14
35%
3.5/10
   
TJchess 1.3 64-bit2434    78%
14/18
43%
6/14
    
Ifrit m1.8 64-bit2411    65%
6.5/10
60%
6/10
47%
8.5/18
   
Ares 1.0042372      25%
1/4
38%
1.5/4
  
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
iCE 0.22371      38%
1.5/4
18%
5/28
  
Ghost 2.0.12342      50%
4/8
25%
1/4
  
Daydreamer 1.52334      33%
1/3
  0%
0/4
Natwarlal 0.142302      100%
2/2
0%
0/2
  
Anechka 0.082299      50%
2/4
50%
1/2
  
Chaturanga 2.4.32290      38%
1.5/4
46%
5.5/12
  
Butcher 1.61 32-bit2285      55%
5.5/10
62%
2.5/4
  
AliChess 4.252284      67%
8/12
20%
2/10
  
Sungorus 1.4 32-bit2259      75%
6/8
28%
5/18
  
Atak 6.82236      75%
3/4
32%
7/22
  
Dolphin 1.0 64-bit2230      88%
3.5/4
33%
2/6
  
Hussar 0.22223       50%
7/14
0%
0/1
 
Bearded N44.22221      100%
2/2
38%
1.5/4
  
Beowulf 2.4a 32-bit2217       50%
12/24
0%
0/4
 
Gibbon 2.52a2216       55%
5.5/10
42%
2.5/6
 
Adam 3.32210      25%
0.5/2
48%
10.5/22
  
Myrddin 0.85 32-bit2205      75%
1.5/2
33%
4/12
  
Jazz 501 32-bit2204      50%
1/2
62%
5/8
  
BlackBishop 1.02201       83%
5/6
25%
1.5/6
 
NagaSkaki 5.122186       50%
2/4
 25%
0.5/2
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
KMTChess 1.2.1 32-bit2181       53%
8.5/16
17%
1/6
 
Lime 662177        28%
9/32
0%
0/4
KnockOut 0.7.12150       50%
11/22
31%
2.5/8
 
Prophet 2.0 32-bit2137       50%
1/2
35%
12.5/36
 
Parrot 07.07.222135       100%
2/2
 8%
0.5/6
TJchess 0.1212133        25%
2/8
0%
0/6
Bearded 06_29_022130       58%
3.5/6
36%
4/11
 
Adam 3.22129       50%
1/2
46%
6/13
 
Ifrit j4.22123       58%
10.5/18
0%
0/1
 
Clarabit 1.00 32-bit2115       75%
1.5/2
 10%
1/10
Myrddin 0.84 32-bit2115       75%
1.5/2
0%
0/5
 
Kurt 0.9.2 32-bit2113       48%
9.5/20
60%
3/5
 
Adam 3.12108        45%
14.5/32
10%
1/10
Carballo 0.52096       53%
8.5/16
43%
6.5/15
 
FireFly 2.5.6 32-bit2087       75%
1.5/2
40%
6/15
25%
2/8
BikJump 2.01 32-bit2083       75%
1.5/2
36%
5/14
32%
5.5/17
Soldat III 0.178 64-bit2069      100%
2/2
 67%
4/6
 
BigLion 2.23x2067        62%
2.5/4
32%
4.5/14
Sjakk 1.1.62066       50%
1/2
60%
3/5
 
Protej 0.5.72054       75%
4.5/6
50%
10/20
0%
0/1
NameEloECE
19.6.6.3
64-bit
ECE
X3
64-bit
4CPU
ECE
X3
64-bit
ECE
X3.5
64-bit
ECE
X2
ECE
X
ECE
12.01
ECE
11.01
ECE
1.1
ECE
0.3
Ecce 1.0 (rev. 508) 64-bit2049      100%
2/2
 42%
2.5/6
 
ZCT 0.3.25002048        40%
4/10
12%
0.5/4
PLP 16615712046       75%
3/4
57%
8.5/15
0%
0/1
Jabba 1.0 32-bit2043       75%
6/8
57%
13/23
50%
0.5/1
Slibo 0.5.12024       50%
2/4
25%
4.5/18
 
Bubble 1.52011      100%
2/2
50%
3/6
  
Kurt 2710091997        60%
6/10
100%
1/1
Cupcake 1.01994      75%
1.5/2
 67%
4/6
 
Schola 1.1.0 32-bit1991        61%
11/18
44%
3.5/8
Heracles 0.6.161981        60%
6/10
37%
16/43
Feuerstein 0.4.4.21953        83%
5/6
54%
31/57
Micro-Max 4.8 (DM-PII)1942        62%
2.5/4
52%
26/50
MatMoi 7.15.0-cct 32-bit1938       88%
3.5/4
90%
9/10
 
Reger 0.091907        68%
9.5/14
43%
3/7
Warrior 1.0.31905        50%
3/6
53%
19.5/37
Roce 0.03901836        100%
4/4
100%
1/1
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%

Alter engine selection



Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

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

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
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  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019