CCRL 40/4
Downloads and Statistics
June 25, 2019
Testing summary:
Total: 2'055'166 games
played by 2'374 programs
27559 CPU days (X2 4600+)

White wins: 798'582 (38.9%)
Black wins: 646'405 (31.5%)
Draws: 610'179 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 11 engines!
11 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 25, 2019 with Bayeselo based on 2'055'166 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+
1ChessBrainVB 3.70 4CPU3127+23−2356.7%−43.342.1%611 
100.0%
 ChessBrainVB 3.723048+22−2253.4%−26.531.2%746
100.0%
 ChessBrainVB 3.703000+17−1751.3%−10.734.9%1116
81.3%
 ChessBrainVB 3.682985+29−2952.1%−14.933.8%397
66.2%
 ChessBrainVB 3.662978+16−1650.9%−7.136.5%1319
100.0%
 ChessBrainVB 3.602907+32−3253.2%−21.534.2%310
51.4%
 ChessBrainVB 3.502906+15−1549.7%+3.334.2%1510
100.0%
 ChessBrainVB 3.312828+25−2453.7%−27.429.8%574
94.5%
 ChessBrainVB 3.202804+17−1749.7%+1.133.6%1219
100.0%
 ChessBrainVB 3.022741+17−1749.0%+8.129.7%1156
100.0%
 ChessBrainVB 2.052641+17−1752.0%−14.031.1%1153
 

Results matrix

Custom engine selection
#NameElo1234567891011
1ChessBrainVB 3.70 4CPU3127           
2ChessBrainVB 3.723048           
3ChessBrainVB 3.703000           
4ChessBrainVB 3.682985           
5ChessBrainVB 3.662978           
6ChessBrainVB 3.602907           
7ChessBrainVB 3.502906           
8ChessBrainVB 3.312828           
9ChessBrainVB 3.202804           
10ChessBrainVB 3.022741           
11ChessBrainVB 2.052641           
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
#NameElo1234567891011
1ChessBrainVB 3.70 4CPU3127 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2ChessBrainVB 3.7230480.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
3ChessBrainVB 3.7030000.00.0 81.397.0100.0100.0100.0100.0100.0100.0
4ChessBrainVB 3.6829850.00.018.7 66.2100.0100.0100.0100.0100.0100.0
5ChessBrainVB 3.6629780.00.03.033.8 100.0100.0100.0100.0100.0100.0
6ChessBrainVB 3.6029070.00.00.00.00.0 51.4100.0100.0100.0100.0
7ChessBrainVB 3.5029060.00.00.00.00.048.6 100.0100.0100.0100.0
8ChessBrainVB 3.3128280.00.00.00.00.00.00.0 94.5100.0100.0
9ChessBrainVB 3.2028040.00.00.00.00.00.00.05.5 100.0100.0
10ChessBrainVB 3.0227410.00.00.00.00.00.00.00.00.0 100.0
11ChessBrainVB 2.0526410.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1ChessBrainVB 3.70 4CPU3127 811616184030000
2ChessBrainVB 3.72304881 5851953653271616930
3ChessBrainVB 3.703000161585 483116217472201200
4ChessBrainVB 3.6829856195483 3303359926129
5ChessBrainVB 3.6629781843651162330 330100826429000
6ChessBrainVB 3.602907031743330 54415723000
7ChessBrainVB 3.50290632717223591008544 63911262473
8ChessBrainVB 3.31282806109264157639 12235420
9ChessBrainVB 3.202804069122629023011261223 106315
10ChessBrainVB 3.02274103012002475421063 246
11ChessBrainVB 2.0526410009003015246 
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
#NameElo1234567891011
1ChessBrainVB 3.70 4CPU3127 6.09.30.69.50.00.10.00.00.00.0
2ChessBrainVB 3.7230486.0 31.417.117.70.312.04.63.50.20.0
3ChessBrainVB 3.7030009.331.4 31.947.712.227.50.00.50.00.0
4ChessBrainVB 3.6829850.617.131.9 19.20.418.80.91.60.80.6
5ChessBrainVB 3.6629789.517.747.719.2 20.335.613.911.40.00.0
6ChessBrainVB 3.6029070.00.312.20.420.3 29.917.815.00.00.0
7ChessBrainVB 3.5029060.112.027.518.835.629.9 30.741.39.30.1
8ChessBrainVB 3.3128280.04.60.00.913.917.830.7 68.231.30.0
9ChessBrainVB 3.2028040.03.50.51.611.415.041.368.2 44.80.6
10ChessBrainVB 3.0227410.00.20.00.80.00.09.331.344.8 10.7
11ChessBrainVB 2.0526410.00.00.00.60.00.00.10.00.610.7 
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 87 common opponents

Custom engine selection
NameEloChessBrainVB
3.70
4CPU
ChessBrainVB
3.72
ChessBrainVB
3.70
ChessBrainVB
3.68
ChessBrainVB
3.66
ChessBrainVB
3.60
ChessBrainVB
3.50
ChessBrainVB
3.31
ChessBrainVB
3.20
ChessBrainVB
3.02
ChessBrainVB
2.05
Houdini 6 64-bit3447 0%
0/1
 0%
0/1
       
Chiron 4 64-bit3165   75%
1.5/2
0%
0/1
 50%
0.5/1
    
NirvanaChess 2.4 64-bit3131   0%
0/2
  0%
0/1
    
Pedone 1.8 64-bit3107   50%
0.5/1
33%
10.5/32
      
Protector 1.9.0 64-bit3085 50%
0.5/1
28%
9/32
 28%
9/32
   0%
0/1
  
Senpai 2.0 64-bit3085  42%
13.5/32
50%
0.5/1
34%
11/32
      
Vajolet2 2.6 64-bit3085  31%
10/32
50%
0.5/1
       
chess22k 1.12 64-bit3083 0%
0/1
45%
14.5/32
        
iCE 3.0 64-bit308249%
23.5/48
 44%
14/32
100%
1/1
30%
9.5/32
 0%
0/1
    
Wasp 3.50 64-bit3066 50%
0.5/1
48%
15.5/32
        
Defenchess (SCTR) 1.1f 64-bit3047 52%
16.5/32
53%
17/32
100%
1/1
33%
10.5/32
      
SmarThink 1.98 64-bit3037 55%
18/33
53%
17/32
36%
20.5/57
64%
20.5/32
      
Naum 4.6 64-bit3033  44%
14/32
 34%
11/32
      
SmarThink 1.97 64-bit3032      27%
14.5/54
 50%
0.5/1
  
chess22k 1.11 64-bit3031  39%
12.5/32
 48%
15.5/32
      
Wasp 3.0 64-bit3025  47%
15/32
45%
27.5/61
       
Hakkapeliitta TCEC v2 64-bit302461%
30/49
59%
19/32
34%
11/32
100%
1/1
51%
28/55
      
Demolito 2018-10-29 64-bit3018 50%
16/32
48%
15.5/32
        
Senpai 1.0 64-bit3007      41%
12/29
 0%
0/1
  
Deuterium 2019.1.36.50 64-bit3000 47%
15/32
52%
16.5/32
        
NameEloChessBrainVB
3.70
4CPU
ChessBrainVB
3.72
ChessBrainVB
3.70
ChessBrainVB
3.68
ChessBrainVB
3.66
ChessBrainVB
3.60
ChessBrainVB
3.50
ChessBrainVB
3.31
ChessBrainVB
3.20
ChessBrainVB
3.02
ChessBrainVB
2.05
Arasan 20.1 64-bit2996      28%
7.5/27
 50%
0.5/1
  
Hiarcs 142986  52%
16.5/32
 55%
17.5/32
 40%
10/25
    
Pirarucu 2.9.5 64-bit2986 55%
17.5/32
59%
19/32
        
Hakkapeliitta 3.0 64-bit2985   41%
24.5/60
  26%
7/27
    
Vajolet2 2.3 64-bit2983      34%
9.5/28
 50%
0.5/1
  
Bobcat 8.0 64-bit2961  59%
19/32
 46%
18.5/40
 37%
9.5/26
    
chess22k 1.8 64-bit2959    59%
16/27
 41%
11.5/28
    
Demolito 2018-03-01 64-bit2958  56%
18/32
0%
0/1
       
Deuterium 2018.1.35.514 64-bit2953  52%
16.5/32
 48%
15.5/32
      
Amoeba 2.8 64-bit2952  53%
17/32
 52%
14.5/28
      
Cheng 4.39 64-bit2944  53%
16.5/31
56%
35/62
  26%
7.5/29
 100%
1/1
  
Amoeba 2.7 64-bit2939    51%
20.5/40
36%
11.5/32
     
Crafty 25.2 64-bit2935 73%
23.5/32
52%
16/31
65%
39/60
56%
22/39
 57%
15.5/27
    
Dirty CUCUMBER 64-bit2930 69%
22/32
52%
16.5/32
        
Spark 1.0 64-bit2928  50%
16/32
61%
37/61
55%
30/55
 48%
15/31
 50%
0.5/1
  
Atlas 3.91 64-bit2927  59%
19/32
 49%
19.5/40
      
Deep Sjeng c't 20102927    51%
18/35
 50%
14.5/29
    
Spike 1.4 Leiden2922  56%
18/32
50%
0.5/1
50%
17/34
 48%
28/58
 0%
0/1
  
Toga II 4.0 64-bit2915 69%
22/32
67%
21.5/32
   45%
14.5/32
    
DiscoCheck 5.2.1 64-bit2914 100%
1/1
 100%
1/1
62%
24/39
48%
12.5/26
50%
13/26
 100%
1/1
  
NameEloChessBrainVB
3.70
4CPU
ChessBrainVB
3.72
ChessBrainVB
3.70
ChessBrainVB
3.68
ChessBrainVB
3.66
ChessBrainVB
3.60
ChessBrainVB
3.50
ChessBrainVB
3.31
ChessBrainVB
3.20
ChessBrainVB
3.02
ChessBrainVB
2.05
EXchess 7.97b 64-bit2912  64%
20.5/32
  54%
14/26
44%
24/55
    
Demolito 2017-08-26 64-bit2911    56%
19.5/35
44%
11.5/26
54%
29/54
    
Rodent III 0.172 64-bit2908      58%
17.5/30
33%
9.5/29
39%
19.5/50
  
Scorpio 2.8 64-bit2905 73%
23.5/32
 50%
0.5/1
       
Quazar 0.4 64-bit2900  64%
20.5/32
 71%
28.5/40
58%
15/26
45%
12.5/28
    
Zurichess Neuchatel 64-bit2900  61%
19.5/32
  48%
12.5/26
44%
11.5/26
    
Deep Junior Yokohama 64-bit2898  73%
23.5/32
   53%
17/32
    
Daydreamer 2.0.0-pre2 64-bit2897  60%
18.5/31
50%
0.5/1
       
Deuterium 14.3.34.130 64-bit2883    72%
29/40
60%
15.5/26
50%
15/30
38%
11/29
50%
16/32
  
Murka 3 64-bit2882     54%
14/26
53%
17/32
 41%
9.5/23
  
Atlas 3.80 64-bit2875      56%
17.5/31
36%
10/28
38%
31/81
43%
21/49
 
Fruit Reloaded 3.2.1 64-bit2873 72%
23/32
    65%
15/23
    
Gaviota 1.0 64-bit2873 89%
28.5/32
  78%
31/40
 55%
32/58
52%
15/29
47%
15.5/33
  
MinkoChess 1.3 64-bit2869      61%
19.5/32
 30%
9.5/32
27%
12/45
 
Dirty 3Nov2015 64-bit2867      47%
14/30
 42%
13/31
  
Amoeba 2.5 64-bit2865      58%
18.5/32
 53%
16.5/31
  
DisasterArea 1.65 64-bit2865     62%
13/21
49%
26.5/54
54%
14.5/27
36%
29.5/82
  
Nemo 1.0.1 64-bit2857    71%
20/28
 70%
21/30
43%
12.5/29
30%
9.5/32
  
Onno 1.2.70 64-bit2846      53%
17/32
 39%
12/31
  
Zappa Mexico II 64-bit2844    65%
26/40
 62%
18/29
50%
14.5/29
47%
15.5/33
  
NameEloChessBrainVB
3.70
4CPU
ChessBrainVB
3.72
ChessBrainVB
3.70
ChessBrainVB
3.68
ChessBrainVB
3.66
ChessBrainVB
3.60
ChessBrainVB
3.50
ChessBrainVB
3.31
ChessBrainVB
3.20
ChessBrainVB
3.02
ChessBrainVB
2.05
Tornado 8.0 64-bit2826      70%
22.5/32
43%
12.5/29
64%
20.5/32
  
Octochess r5506 64-bit2822   100%
1/1
   55%
32.5/59
50%
0.5/1
  
Rhetoric 1.4.3 64-bit2804     62%
15.5/25
66%
18.5/28
57%
16.5/29
53%
17/32
  
Ktulu 92782      70%
19.5/28
 100%
1/1
  
Octochess r5190 64-bit2778        47%
15/32
48%
15.5/32
 
Bright 0.5c2773   100%
1/1
   57%
16.5/29
50%
15.5/31
56%
18/32
 
The Baron 3.29 64-bit2773      79%
22/28
57%
16/28
57%
28/49
44%
36/81
 
Frenzee 3.5.19 64-bit2768   100%
1/1
  100%
1/1
70%
19.5/28
58%
29/50
20%
6.5/32
 
Jonny 4.002763       45%
12.5/28
58%
29/50
45%
14.5/32
 
Bison 9.11 64-bit2762       57%
16.5/29
52%
26.5/51
42%
21/50
 
BugChess2 1.9 64-bit2759 50%
0.5/1
       46%
37.5/82
 
Tucano 6.00 64-bit2751       69%
20/29
51%
25.5/50
59%
19/32
 
Godel 3.4.9 64-bit2742        53%
27/51
47%
14.5/31
 
Chronos 1.9.9 64-bit2740   100%
1/1
  50%
0.5/1
 55%
27.5/50
39%
12.5/32
 
Carballo 1.7 64-bit2718       59%
16.5/28
56%
28/50
56%
18/32
 
Chessmaster 11 Paralyse2690   50%
0.5/1
    50%
0.5/1
  
Delfi 5.42684         61%
30.5/50
31%
10/32
Djinn 1.021 64-bit2679   100%
1/1
    50%
1/2
52%
26/50
39%
12.5/32
Alaric 7072664         55%
27.5/50
59%
19/32
Gandalf 7 64-bit2664       75%
21/28
68%
34/50
  
NameEloChessBrainVB
3.70
4CPU
ChessBrainVB
3.72
ChessBrainVB
3.70
ChessBrainVB
3.68
ChessBrainVB
3.66
ChessBrainVB
3.60
ChessBrainVB
3.50
ChessBrainVB
3.31
ChessBrainVB
3.20
ChessBrainVB
3.02
ChessBrainVB
2.05
Nebula 2.0 64-bit2655        50%
0.5/1
 53%
17/32
Sjakk 2.2 64-bit2639      100%
1/1
   56%
18/32
E.T. Chess 13.01.082634   100%
1/1
      58%
18.5/32
Zarkov 6.552619        100%
1/1
 48%
15.5/32
Slow Chess Blitz WV2.12615   50%
0.5/1
      45%
14.5/32
Jellyfish 1.1 64-bit2609        100%
1/1
 52%
15.5/30
Hermann 2.8 64-bit2531   100%
1/1
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 all common engines
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on June 25, 2019