CCRL 40/40
Downloads and Statistics
May 25, 2019
Testing summary:
Total: 1'048'225 games
played by 2'458 programs
143565 CPU days (X2 4600+)

White wins: 364'320 (34.8%)
Black wins: 271'251 (25.9%)
Draws: 412'654 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 9 engines!
9 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 May 25, 2019 with Bayeselo based on 1'048'225 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 X3 64-bit 4CPU2679+23−2441.8%+65.024.3%674 
98.8%
 ECE X3 64-bit2645+16−1648.6%+9.328.1%1430
53.1%
 ECE X3.5 64-bit2644+19−1952.5%−20.323.2%1038
100.0%
 ECE X22512+28−2850.4%−3.323.2%466
69.8%
 ECE X2501+32−3252.5%−19.126.2%343
100.0%
 ECE 12.012319+22−2248.6%+8.224.3%768
100.0%
 ECE 11.012180+23−2447.3%+17.022.0%683
100.0%
 ECE 1.12040+28−2846.2%+28.416.8%500
100.0%
 ECE 0.31914+26−2738.6%+88.720.6%538
 

Results matrix

Custom engine selection
#NameElo123456789
1ECE X3 64-bit 4CPU2679         
2ECE X3 64-bit2645  40.5 − 59.5
+17−36=47
−59
      
3ECE X3.5 64-bit2644 59.5 − 40.5
+36−17=47
+59
       
4ECE X22512         
5ECE X2501         
6ECE 12.012319         
7ECE 11.012180         
8ECE 1.12040         
9ECE 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
#NameElo123456789
1ECE X3 64-bit 4CPU2679 98.898.6100.0100.0100.0100.0100.0100.0
2ECE X3 64-bit26451.2 53.1100.0100.0100.0100.0100.0100.0
3ECE X3.5 64-bit26441.446.9 100.0100.0100.0100.0100.0100.0
4ECE X225120.00.00.0 69.8100.0100.0100.0100.0
5ECE X25010.00.00.030.2 100.0100.0100.0100.0
6ECE 12.0123190.00.00.00.00.0 100.0100.0100.0
7ECE 11.0121800.00.00.00.00.00.0 100.0100.0
8ECE 1.120400.00.00.00.00.00.00.0 100.0
9ECE 0.319140.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1ECE X3 64-bit 4CPU2679 5772330000
2ECE X3 64-bit264557 564156300000
3ECE X3.5 64-bit264472564 62120000
4ECE X22512315662 47974000
5ECE X250133012479 70000
6ECE 12.0123190007470 164187
7ECE 11.01218000000164 26539
8ECE 1.120400000018265 272
9ECE 0.3191400000739272 
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
#NameElo123456789
1ECE X3 64-bit 4CPU2679 2.74.20.30.30.00.00.00.0
2ECE X3 64-bit26452.7 22.98.21.70.00.00.00.0
3ECE X3.5 64-bit26444.222.9 4.10.90.00.00.00.0
4ECE X225120.38.24.1 59.26.00.00.00.0
5ECE X25010.31.70.959.2 6.30.00.00.0
6ECE 12.0123190.00.00.06.06.3 11.31.40.5
7ECE 11.0121800.00.00.00.00.011.3 22.43.2
8ECE 1.120400.00.00.00.00.01.422.4 26.2
9ECE 0.319140.00.00.00.00.00.53.226.2 
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 105 common opponents

Custom engine selection
NameEloECE
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-bit2724 38%
4.5/12
30%
12/40
      
Devel 2.0000272350%
16/32
 31%
12.5/40
      
GreKo 2018 64-bit2709 50%
2/4
30%
12/40
      
ProDeo 2.82703 50%
2/4
44%
17.5/40
      
WyldChess 1.51 64-bit2683 52%
11.5/22
38%
1.5/4
      
Djinn 1.021 64-bit266844%
19.5/44
47%
8.5/18
       
Floyd 0.9 64-bit2657 45%
17/38
47%
15/32
      
CM10th Ogre2645 62%
10/16
88%
3.5/4
      
Gandalf 7 64-bit2641 60%
6/10
75%
3/4
      
WyldChess 1.4 64-bit2638 44%
7/16
 25%
2.5/10
     
DanaSah 7.32636 58%
7/12
54%
19.5/36
      
Igel 1.2 64-bit2627 32%
4.5/14
38%
13.5/36
      
Ruffian 2.1.0262350%
0.5/1
75%
1.5/2
       
Phalanx XXV2618 62%
12.5/20
 45%
4.5/10
     
K2 0.912616 59%
9.5/16
50%
2/4
      
Gogobello 1.2 64-bit2595 50%
1/2
 29%
4/14
     
Muse 0.953 64-bit2595 56%
9/16
 35%
3.5/10
     
Brutus 8.05 64-bit2584 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
      
NameEloECE
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
Delocto 0.6 64-bit2576 62%
10/16
38%
1.5/4
      
Coiled 0.6 64-bit2570 50%
2/4
75%
3/4
      
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-bit2545   25%
2.5/10
30%
3/10
    
Betsabe II 1.842543 62%
20/32
72%
23/32
      
Maverick 1.5 64-bit2536  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-bit2515 65%
6.5/10
50%
2/4
      
CyberPagno 3.0 64-bit2511   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-bit2502   30%
3/10
61%
5.5/9
    
Dorky 4.5 64-bit2500   42%
7.5/18
50%
2/4
    
Pupsi2 0.092496   70%
7/10
45%
4.5/10
25%
1/4
   
Yace 0.99.872492100%
1/1
  55%
5.5/10
50%
5/10
    
Pepito 1.59 64-bit2491   55%
5.5/10
65%
6.5/10
25%
0.5/2
   
Cerebro 3.03d2481   70%
7/10
65%
6.5/10
    
Quark 2.352467   45%
4.5/10
55%
5.5/10
    
Betsabe II 1.662462   44%
3.5/8
62%
2.5/4
    
NameEloECE
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
Carballo 1.22457   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-bit2445   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-bit2411   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 2.4.32290     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-bit2260     75%
6/8
28%
5/18
  
Atak 6.82237     75%
3/4
32%
7/22
  
Dolphin 1.0 64-bit2230     88%
3.5/4
33%
2/6
  
NameEloECE
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
Hussar 0.22224      50%
7/14
0%
0/1
 
Bearded N44.22221     100%
2/2
38%
1.5/4
  
Beowulf 2.4a 32-bit2218      50%
12/24
0%
0/4
 
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 662179       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
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
 
NameEloECE
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
Kurt 0.9.2 32-bit2114      48%
9.5/20
60%
3/5
 
Adam 3.12109       45%
14.5/32
10%
1/10
Carballo 0.52096      53%
8.5/16
43%
6.5/15
 
FireFly 2.5.6 32-bit2088      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 2.23x2068       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-bit2051     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 1.52012     100%
2/2
50%
3/6
  
Kurt 2710091998       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
NameEloECE
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
Micro-Max 4.8 (DM-PII)1943       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
Warrior 1.0.31906       50%
3/6
53%
19.5/37
Roce 0.03901837       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%

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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 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 May 25, 2019