CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

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 CPU.
Computed on November 16, 2019 with Bayeselo based on 1'098'633 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-bit2700+24−2450.2%−2.627.3%597 
91.3%
 ECE X3 64-bit 4CPU2676+23−2341.5%+68.523.4%709
98.4%
 ECE X3 64-bit2645+16−1648.3%+12.027.7%1460
62.1%
 ECE X3.5 64-bit2641+17−1750.9%−7.423.6%1231
100.0%
 ECE X22512+28−2850.4%−3.123.2%466
70.0%
 ECE X2501+32−3252.5%−19.126.2%343
100.0%
 ECE 12.012319+22−2248.6%+8.424.3%768
100.0%
 ECE 11.012180+23−2347.3%+17.022.0%683
100.0%
 ECE 1.12040+28−2846.2%+28.216.8%500
100.0%
 ECE 0.31914+26−2738.6%+88.720.6%538
 

Results matrix

Custom engine selection
#NameElo12345678910
1ECE 19.6.6.3 64-bit2700          
2ECE X3 64-bit 4CPU2676          
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 12.012319          
8ECE 11.012180          
9ECE 1.12040          
10ECE 0.31914          
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-bit2700 91.3100.0100.0100.0100.0100.0100.0100.0100.0
2ECE X3 64-bit 4CPU26768.7 98.499.0100.0100.0100.0100.0100.0100.0
3ECE X3 64-bit26450.01.6 62.1100.0100.0100.0100.0100.0100.0
4ECE X3.5 64-bit26410.01.037.9 100.0100.0100.0100.0100.0100.0
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 12.0123190.00.00.00.00.00.0 100.0100.0100.0
8ECE 11.0121800.00.00.00.00.00.00.0 100.0100.0
9ECE 1.120400.00.00.00.00.00.00.00.0 100.0
10ECE 0.319140.00.00.00.00.00.00.00.00.0 
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-bit2700 3619122261120000
2ECE X3 64-bit 4CPU267636 5772330000
3ECE X3 64-bit264519157 604156300000
4ECE X3.5 64-bit264122272604 62120000
5ECE X2251261315662 47974000
6ECE X25011233012479 70000
7ECE 12.01231900007470 164187
8ECE 11.012180000000164 26539
9ECE 1.1204000000018265 272
10ECE 0.31914000000739272 
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-bit2700 2.89.312.15.71.30.00.00.00.0
2ECE X3 64-bit 4CPU26762.8 2.63.70.30.30.00.00.00.0
3ECE X3 64-bit26459.32.6 22.48.11.70.00.00.00.0
4ECE X3.5 64-bit264112.13.722.4 3.70.80.00.00.00.0
5ECE X225125.70.38.13.7 59.26.00.00.00.0
6ECE X25011.30.31.70.859.2 6.30.00.00.0
7ECE 12.0123190.00.00.00.06.06.3 11.31.40.5
8ECE 11.0121800.00.00.00.00.00.011.3 22.43.2
9ECE 1.120400.00.00.00.00.00.01.422.4 26.2
10ECE 0.319140.00.00.00.00.00.00.53.226.2 
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 122 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
Chiron 4 64-bit31150%
0/1
 0%
0/1
       
Minic 0.82 64-bit275825%
1/4
 32%
9.5/30
       
Shield 2.1 64-bit2729  38%
4.5/12
30%
12/40
      
Devel 2.0000272444%
3.5/8
50%
16/32
 31%
12.5/40
      
GreKo 2018 64-bit271169%
5.5/8
 50%
2/4
30%
12/40
      
GreKo 2018.07 64-bit270945%
4.5/10
 75%
3/4
       
ProDeo 2.82706  50%
2/4
44%
17.5/40
      
Fridolin 3.10 64-bit268650%
4/8
  36%
6.5/18
      
WyldChess 1.51 64-bit2684  52%
11.5/22
25%
2/8
      
K2 0.95268282%
18/22
  50%
5/10
      
Djinn 1.021 64-bit266850%
2/4
44%
19.5/44
47%
8.5/18
       
RedQueen 1.1.98 64-bit266725%
1/4
 0%
0/1
       
Francesca MAD 0.21 64-bit266645%
4.5/10
  53%
19/36
      
Floyd 0.9 64-bit2658  45%
17/38
47%
15/32
      
Winter 0.2 64-bit265465%
6.5/10
 44%
7.5/17
       
CM10th Ogre2645  62%
10/16
88%
3.5/4
      
Gandalf 7 64-bit264435%
3.5/10
 60%
6/10
75%
3/4
      
DanaSah 7.3264075%
3/4
 58%
7/12
55%
20.5/37
      
WyldChess 1.4 64-bit2639  44%
7/16
 25%
2.5/10
     
DanaSah 7.9263662%
2.5/4
  52%
23/44
      
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
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
       
Ruffian 2.1.02624 50%
0.5/1
75%
1.5/2
       
Phalanx XXV261950%
2/4
 62%
12.5/20
 45%
4.5/10
     
Hamsters 0.7.1261830%
3/10
 0%
0/1
       
Topple 0.3.3 64-bit261880%
8/10
 56%
22.5/40
       
K2 0.912616  59%
9.5/16
50%
4/8
      
Donna 4.1 64-bit261056%
4.5/8
  75%
3/4
      
Nawito 1812259750%
5/10
  65%
13/20
      
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-bit2589  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-bit257462%
2.5/4
 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
    
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
nanoSzachy 4.0 64-bit2546    25%
2.5/10
30%
3/10
    
Betsabe II 1.842543  62%
20/32
72%
23/32
      
chess22k 1.3 64-bit253870%
7/10
   46%
6.5/14
     
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
    
FrankWalter 2.3.5 64-bit2513  65%
6.5/10
50%
2/4
      
CyberPagno 3.0 64-bit251182%
9/11
   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 0.99.872489 100%
1/1
  55%
5.5/10
50%
5/10
    
Cerebro 3.03d2482    70%
7/10
65%
6.5/10
    
Quark 2.352469    45%
4.5/10
55%
5.5/10
    
Betsabe II 1.662463    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
    
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
Shallow r694 64-bit2444    71%
10/14
65%
6.5/10
    
Lozza 1.17a 64-bit2443    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-bit2412    65%
6.5/10
60%
6/10
47%
8.5/18
   
Ares 1.0042373      25%
1/4
38%
1.5/4
  
iCE 0.22372      38%
1.5/4
18%
5/28
  
Ghost 2.0.12342      50%
4/8
25%
1/4
  
Daydreamer 1.52335      33%
1/3
  0%
0/4
Natwarlal 0.142302      100%
2/2
0%
0/2
  
Anechka 0.082300      50%
2/4
50%
1/2
  
Chaturanga 2.4.32289      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-bit2260      75%
6/8
28%
5/18
  
Protej 0.5.8c2255100%
1/1
 100%
1/1
       
Atak 6.82237      75%
3/4
32%
7/22
  
Dolphin 1.0 64-bit2230      88%
3.5/4
33%
2/6
  
Hussar 0.22224       50%
7/14
0%
0/1
 
Bearded N44.22223      100%
2/2
38%
1.5/4
  
Beowulf 2.4a 32-bit2217       50%
12/24
0%
0/4
 
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
Gibbon 2.52a2217       55%
5.5/10
42%
2.5/6
 
Adam 3.32211      25%
0.5/2
48%
10.5/22
  
Myrddin 0.85 32-bit2206      75%
1.5/2
33%
4/12
  
Jazz 501 32-bit2205      50%
1/2
62%
5/8
  
BlackBishop 1.02202       83%
5/6
25%
1.5/6
 
NagaSkaki 5.122186       50%
2/4
 25%
0.5/2
KMTChess 1.2.1 32-bit2182       53%
8.5/16
17%
1/6
 
Lime 662178        28%
9/32
0%
0/4
KnockOut 0.7.12151       50%
11/22
31%
2.5/8
 
Prophet 2.0 32-bit2137       50%
1/2
35%
12.5/36
 
Parrot 07.07.222136       100%
2/2
 8%
0.5/6
TJchess 0.1212134        25%
2/8
0%
0/6
Adam 3.22132       50%
1/2
46%
6/13
 
Bearded 06_29_022130       58%
3.5/6
36%
4/11
 
Ifrit j4.22123       58%
10.5/18
0%
0/1
 
Clarabit 1.00 32-bit2115       75%
1.5/2
 10%
1/10
Kurt 0.9.2 32-bit2114       48%
9.5/20
60%
3/5
 
Myrddin 0.84 32-bit2112       75%
1.5/2
0%
0/5
 
Adam 3.12109        45%
14.5/32
10%
1/10
Carballo 0.52096       53%
8.5/16
43%
6.5/15
 
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
FireFly 2.5.6 32-bit2087       75%
1.5/2
40%
6/15
25%
2/8
BikJump 2.01 32-bit2084       75%
1.5/2
36%
5/14
32%
5.5/17
Soldat III 0.178 64-bit2070      100%
2/2
 67%
4/6
 
BigLion 2.23x2067        62%
2.5/4
32%
4.5/14
Sjakk 1.1.62067       50%
1/2
60%
3/5
 
Protej 0.5.72054       75%
4.5/6
50%
10/20
0%
0/1
Ecce 1.0 (rev. 508) 64-bit2050      100%
2/2
 42%
2.5/6
 
ZCT 0.3.25002049        40%
4/10
12%
0.5/4
PLP 16615712047       75%
3/4
57%
8.5/15
0%
0/1
Jabba 1.0 32-bit2044       75%
6/8
57%
13/23
50%
0.5/1
Slibo 0.5.12025       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 1.01995      75%
1.5/2
 67%
4/6
 
Schola 1.1.0 32-bit1992        61%
11/18
44%
3.5/8
Heracles 0.6.161982        60%
6/10
37%
16/43
Feuerstein 0.4.4.21954        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 0.091908        68%
9.5/14
43%
3/7
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
Warrior 1.0.31906        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:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  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 November 16, 2019