CCRL 40/4
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 2'051'440 games
played by 2'369 programs
27518 CPU days (X2 4600+)

White wins: 797'129 (38.9%)
Black wins: 645'243 (31.5%)
Draws: 609'068 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 9 engines!
9 selected engines played 0 games with each other

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Computed on June 15, 2019 with Bayeselo based on 2'051'440 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Cheng 4.39 64-bit 4CPU3066+16−1642.8%+44.445.2%1326 
100.0%
 Cheng 4.39 64-bit2944+9−945.9%+27.337.8%4435
100.0%
 Cheng4 0.38 64-bit2887+17−1751.2%−7.934.3%1167
100.0%
 Cheng4 0.36c 64-bit2819+13−1353.5%−21.736.1%2228
100.0%
 Cheng4 0.35a 64-bit2711+17−1752.0%−13.733.2%1171
100.0%
 Cheng3 1.07 64-bit2661+14−1550.8%−7.330.0%1646
100.0%
 Cheng3 1.05 64-bit2602+15−1550.9%−6.128.7%1562
97.1%
 Cheng3 1.04 64-bit2581+16−1649.2%+4.629.4%1322
100.0%
 Cheng3 1.03 64-bit2537+19−1954.2%−29.929.7%977
 

Results matrix

Custom engine selection
#NameElo123456789
1Cheng 4.39 64-bit 4CPU3066         
2Cheng 4.39 64-bit2944         
3Cheng4 0.38 64-bit2887         
4Cheng4 0.36c 64-bit2819         
5Cheng4 0.35a 64-bit2711         
6Cheng3 1.07 64-bit2661         
7Cheng3 1.05 64-bit2602         
8Cheng3 1.04 64-bit2581         
9Cheng3 1.03 64-bit2537         
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
1Cheng 4.39 64-bit 4CPU3066 100.0100.0100.0100.0100.0100.0100.0100.0
2Cheng 4.39 64-bit29440.0 100.0100.0100.0100.0100.0100.0100.0
3Cheng4 0.38 64-bit28870.00.0 100.0100.0100.0100.0100.0100.0
4Cheng4 0.36c 64-bit28190.00.00.0 100.0100.0100.0100.0100.0
5Cheng4 0.35a 64-bit27110.00.00.00.0 100.0100.0100.0100.0
6Cheng3 1.07 64-bit26610.00.00.00.00.0 100.0100.0100.0
7Cheng3 1.05 64-bit26020.00.00.00.00.00.0 97.1100.0
8Cheng3 1.04 64-bit25810.00.00.00.00.00.02.9 100.0
9Cheng3 1.03 64-bit25370.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1Cheng 4.39 64-bit 4CPU3066 00000000
2Cheng 4.39 64-bit29440 12105623021963015
3Cheng4 0.38 64-bit288701210 10176206400
4Cheng4 0.36c 64-bit281905621017 9852247600
5Cheng4 0.35a 64-bit271103062985 8982461270
6Cheng3 1.07 64-bit26610210224898 1006806147
7Cheng3 1.05 64-bit260209664762461006 2639782
8Cheng3 1.04 64-bit2581030001278062639 783
9Cheng3 1.03 64-bit2537015000147782783 
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
1Cheng 4.39 64-bit 4CPU3066 0.00.00.00.00.00.00.00.0
2Cheng 4.39 64-bit29440.0 21.68.40.50.31.60.50.3
3Cheng4 0.38 64-bit28870.021.6 30.02.70.02.30.00.0
4Cheng4 0.36c 64-bit28190.08.430.0 29.05.82.00.00.0
5Cheng4 0.35a 64-bit27110.00.52.729.0 31.99.05.10.0
6Cheng3 1.07 64-bit26610.00.30.05.831.9 31.427.25.6
7Cheng3 1.05 64-bit26020.01.62.32.09.031.4 91.530.8
8Cheng3 1.04 64-bit25810.00.50.00.05.127.291.5 34.1
9Cheng3 1.03 64-bit25370.00.30.00.00.05.630.834.1 
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 124 common opponents

Custom engine selection
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Senpai 1.0 64-bit3007 53%
17/32
32%
10/31
      
Hiarcs 142986 41%
13/32
42%
13.5/32
      
Deep Shredder 12 64-bit2955 59%
19/32
28%
9/32
      
Spark 1.0 64-bit2927 45%
15/33
33%
10.5/32
25%
1.5/6
     
iCE 2.0 64-bit2924 47%
15/32
45%
14/31
40%
6/15
     
Booot 5.2.0 64-bit2922 48%
15.5/32
41%
13/32
      
Fizbo 1.31 64-bit2922 44%
14/32
48%
15.5/32
      
Spike 1.4 Leiden2922 56%
18.5/33
48%
15.5/32
33%
4/12
     
SmarThink 1.70 64-bit2915 61%
19.5/32
39%
12.5/32
      
DiscoCheck 5.2.1 64-bit2913 44%
14.5/33
55%
17.5/32
      
Vajolet2 2.0 64-bit2906 53%
17/32
44%
14/32
      
Quazar 0.4 64-bit2899 54%
18.5/34
39%
12.5/32
34%
15/44
  8%
2.5/32
  
Deep Junior Yokohama 64-bit2897 52%
16/31
48%
15/31
      
Thinker 5.4d Inert 64-bit2885 53%
17/32
44%
14/32
39%
15/38
     
Deuterium 14.3.34.130 64-bit2883 69%
22/32
56%
18/32
37%
11.5/31
     
Murka 3 64-bit2882 62%
20/32
71%
15/21
39%
12.5/32
     
Atlas 3.80 64-bit2874 53%
18/34
50%
15/30
      
Gaviota 1.0 64-bit2872 65%
21.5/33
47%
15/32
37%
14/38
     
MinkoChess 1.3 64-bit2869 66%
21/32
47%
15/32
42%
24.5/58
     
Nemo 1.0.1 64-bit2856 50%
0.5/1
61%
19.5/32
37%
14/38
     
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Zappa Mexico II 64-bit2843  47%
15/32
42%
2.5/6
     
SmarThink 1.60 64-bit2838  64%
20.5/32
72%
24.5/34
     
Vajolet2 1.28 64-bit2838  67%
21.5/32
42%
2.5/6
     
Andscacs 0.70 64-bit2827  64%
20.5/32
56%
17.5/31
     
Crafty 23.8 64-bit2825  56%
18/32
64%
24.5/38
33%
10/30
    
DisasterArea 1.542810  58%
18.5/32
56%
18/32
     
GNU Chess 5.60 64-bit2808  67%
21.5/32
53%
17/32
     
Gaviota 0.86 64-bit2799   56%
36/64
 55%
5.5/10
   
Crafty 23.5 64-bit2794    38%
12/32
40%
4/10
   
Rodent 1.5 64-bit2793  66%
21/32
47%
14.5/31
     
Ktulu 92782 100%
1/1
 50%
16/32
31%
9.5/31
    
Octochess r5190 64-bit2777   46%
17.5/38
44%
14/32
    
Twisted Logic 20090922 64-bit2771   62%
40/64
41%
13/32
    
Frenzee 3.5.19 64-bit2768   59%
41/70
50%
16/32
    
EXchess 7.18b 64-bit2764   59%
19/32
 50%
5/10
   
Dirty 20Apr2013 64-bit2761   52%
30.5/59
50%
15/30
    
BugChess2 1.9 64-bit2759 50%
0.5/1
 53%
40.5/77
     
Godel 3.4.9 64-bit2741 100%
1/1
 61%
19/31
     
Chronos 1.9.9 64-bit2739 50%
1.5/3
 60%
38.5/64
44%
13.5/31
    
Octochess r5132 64-bit2735    35%
11/31
41%
13/32
   
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Arasan 16.2 64-bit2727   58%
18.5/32
48%
15.5/32
    
EXchess 7.03b 64-bit2725    58%
18.5/32
50%
5/10
   
Deuterium 13.1.31.113 64-bit2721   64%
25/39
50%
16/32
42%
13.5/32
   
iCE 1.0 64-bit2721   61%
19.5/32
41%
13/32
    
Chess Tiger 2007.12714 100%
2/2
 70%
22.5/32
47%
15/32
    
Bobcat 3.25 64-bit2712   63%
19.5/31
53%
16.5/31
39%
25.5/65
   
Atlas 3.60 64-bit2703   73%
23.5/32
55%
17.5/32
    
Naum 2.0 32-bit2700      36%
11.5/32
30%
9.5/32
 
Arasan 15.1 64-bit2693    56%
18/32
42%
13/31
   
Rodent 1.0 64-bit2693    61%
19.5/32
50%
21/42
   
RedQueen 1.1.4 64-bit2689   57%
4/7
52%
16.5/32
    
Gaviota 0.84 64-bit2687      29%
3.5/12
33%
4/12
 
Delfi 5.42684 50%
1/2
  48%
15/31
 47%
15/32
27%
8.5/32
 
Bobcat 2.75 64-bit2676      29%
3.5/12
12%
1.5/12
 
RedQueen 1.0.0 64-bit2675      33%
4/12
33%
4/12
 
Atlas 3.50 64-bit2674    55%
17.5/32
42%
13.5/32
   
Daydreamer 1.75 64-bit2673     53%
16/30
50%
16/32
31%
10/32
33%
10/30
Dirty 25Aug2011 64-bit2668     45%
14.5/32
38%
4.5/12
42%
5/12
 
Alaric 7072664 50%
0.5/1
  47%
15/32
43%
13/30
38%
12/32
42%
13.5/32
 
Nebula 2.0 64-bit2655 100%
1/1
  62%
20/32
55%
5.5/10
   
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Naraku 1.312653      45%
14.5/32
45%
14.5/32
28%
9/32
Colossus 2008b2642 100%
1/1
   66%
21/32
58%
18.5/32
44%
14/32
 
Cyrano 0.6b17 64-bit2642      50%
16/32
33%
10.5/32
 
Deuterium 11.01.28.1592637      46%
5.5/12
46%
5.5/12
 
E.T. Chess 13.01.082634 50%
0.5/1
   56%
18/32
41%
13/32
45%
14.5/32
 
Gandalf 62627    73%
23.5/32
55%
17.5/32
   
Alfil 8.1.1 Optimized2625      45%
14.5/32
36%
11.5/32
44%
14/32
Movei 00.8.438 (10 10 10)2623     52%
12/23
44%
14/32
39%
12.5/32
 
WildCat 82623 100%
1/1
   47%
15/32
39%
12.5/32
48%
15.5/32
 
Philou 3.7.1 64-bit2620    70%
22.5/32
53%
34/64
40%
10/25
  
Godel 2.3.7 64-bit2618    59%
19/32
59%
23/39
   
ProDeo 1.712617     62%
20/32
58%
18/31
  
Sloppy 0.2.2 64-bit2617     55%
17.5/32
50%
16/32
48%
15/31
 
Alfil 12 MT2616    67%
20/30
 44%
14/32
  
Slow Chess Blitz WV2.12615     52%
16.5/32
48%
15.5/32
39%
12.5/32
 
Rotor 0.82613    70%
22.5/32
50%
5/10
   
Ruffian 2.1.02610    62%
20/32
70%
22.5/32
   
ProDeo 1.62609      48%
15.5/32
41%
13/32
 
RedQueen 1.1.1 64-bit2609     55%
17.5/32
52%
16.5/32
  
GarboChess 2.20 64-bit2606     56%
18/32
45%
14.5/32
53%
17/32
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Amyan 1.722604 100%
2/2
   57%
31.5/55
53%
23.5/44
44%
19.5/44
48%
15.5/32
Pharaon 3.5.12604      48%
15.5/32
42%
13.5/32
35%
11/31
Zappa 1.1 64-bit2604      43%
13/30
48%
15/31
 
GNU Chess 5.07.173b 64-bit2597     40%
4/10
46%
5.5/12
58%
7/12
 
GNU Chess 5.07.1705b (TCEC) 64-bit2596      33%
4/12
54%
6.5/12
 
Gaviota 0.83 64-bit2596      40%
2/5
80%
4/5
36%
11.5/32
N2 0.4 64-bit2590 100%
1/1
    54%
6.5/12
45%
5/11
39%
12.5/32
Ruffian 1.0.52586      62%
20/32
50%
16/32
 
CuckooChess 1.12 64-bit2583     41%
9.5/23
50%
5.5/11
42%
5/12
 
Arasan 13.2 64-bit2582      50%
6/12
75%
9/12
 
Francesca MAD 0.192581      50%
6/12
45%
5/11
 
Hamsters 0.7.12579      59%
19/32
50%
16/32
 
Pseudo 0.7c2576 100%
1/1
    50%
16/32
36%
11.5/32
 
Arasan 13.1 64-bit2575      64%
7/11
38%
4.5/12
 
SOS 5.12575     67%
15.5/23
55%
15.5/28
67%
19.5/29
 
Rotor 0.62573      42%
5/12
25%
3/12
 
Francesca MAD 0.182570      58%
7/12
46%
5.5/12
 
Aristarch 4.502566      48%
15.5/32
59%
19/32
 
Petir 4.392566      58%
7/12
58%
7/12
 
Brutus 8.05 64-bit2556 100%
1/1
      50%
16/32
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Glass 1.7 64-bit2556      54%
6.5/12
50%
6/12
42%
13.5/32
The Baron 2.23 64-bit2555      50%
16/32
44%
14/32
 
Philou 3.602551      54%
6.5/12
46%
5.5/12
48%
15.5/32
Hermann 2.6 64-bit2540      50%
6/12
46%
5.5/12
 
AnMon 5.752539      72%
23/32
52%
16.5/32
55%
17/31
CuckooChess 1.11 64-bit2539      79%
9.5/12
62%
7.5/12
 
SmarThink 0.17a2537      55%
17.5/32
67%
21.5/32
 
Hermann 2.8 64-bit2531      54%
6.5/12
62%
7.5/12
 
DanaSah 4.662530      100%
12/12
50%
6/12
 
GreKo 8.2 64-bit2526      45%
5/11
42%
5/12
 
Pepito 1.59.2 64-bit2521 50%
0.5/1
      44%
14/32
Rodin 4.02512      75%
9/12
67%
8/12
44%
14/32
Pupsi2 0.082507      46%
5.5/12
75%
9/12
 
Green Light Chess 3.01.2.22505      45%
14/31
70%
22.5/32
59%
19/32
Little Goliath Evolution 3.122505      67%
21.5/32
55%
17.5/32
50%
15.5/31
nanoSzachy 3.92495      54%
6.5/12
71%
8.5/12
64%
20.5/32
Bruja 1.9.1 64-bit2490      75%
24/32
62%
20/32
 
Dorky 4.3 64-bit2466      68%
7.5/11
100%
12/12
72%
18/25
Pawny 0.3 64-bit2463      67%
8/12
54%
6.5/12
61%
19.5/32
Delphil 2.82450      82%
9/11
92%
11/12
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Atlas 3.14b 64-bit2436      67%
8/12
71%
8.5/12
 
Eeyore 1.52 64-bit2426      75%
9/12
75%
9/12
 
Hussar 0.42418      88%
10.5/12
71%
8.5/12
 
Typhoon 1.00-3582414      62%
7.5/12
92%
11/12
 
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 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 June 15, 2019