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+
1RubiChess 1.4 64-bit 4CPU3134+29−2949.9%+1.852.7%336 
94.2%
 RubiChess 1.3 64-bit 4CPU3104+23−2358.7%−63.440.8%635
100.0%
 RubiChess 1.4 64-bit3051+18−1850.1%−0.443.5%931
100.0%
 RubiChess 1.3 64-bit2970+19−1952.1%−16.334.2%1019
100.0%
 RubiChess 1.1 64-bit2780+14−1455.0%−41.234.6%1686
100.0%
 RubiChess 1.0 64-bit2652+17−1747.4%+18.829.8%1171
100.0%
 RubiChess 0.9 64-bit2504+19−1952.2%−13.032.1%946
100.0%
 RubiChess 0.8 64-bit2457+16−1649.0%+7.826.5%1496
100.0%
 RubiChess 0.7 64-bit2310+24−2356.2%−43.024.2%653
100.0%
 RubiChess 0.6 64-bit2159+19−1962.1%−95.519.9%1113
100.0%
 RubiChess 0.5 64-bit1929+25−2551.5%−10.120.5%586
 

Results matrix

Custom engine selection
#NameElo1234567891011
1RubiChess 1.4 64-bit 4CPU3134           
2RubiChess 1.3 64-bit 4CPU3104           
3RubiChess 1.4 64-bit3051           
4RubiChess 1.3 64-bit2970           
5RubiChess 1.1 64-bit2780           
6RubiChess 1.0 64-bit2652           
7RubiChess 0.9 64-bit2504           
8RubiChess 0.8 64-bit2457           
9RubiChess 0.7 64-bit2310           
10RubiChess 0.6 64-bit2159           
11RubiChess 0.5 64-bit1929           
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
1RubiChess 1.4 64-bit 4CPU3134 94.2100.0100.0100.0100.0100.0100.0100.0100.0100.0
2RubiChess 1.3 64-bit 4CPU31045.8 100.0100.0100.0100.0100.0100.0100.0100.0100.0
3RubiChess 1.4 64-bit30510.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
4RubiChess 1.3 64-bit29700.00.00.0 100.0100.0100.0100.0100.0100.0100.0
5RubiChess 1.1 64-bit27800.00.00.00.0 100.0100.0100.0100.0100.0100.0
6RubiChess 1.0 64-bit26520.00.00.00.00.0 100.0100.0100.0100.0100.0
7RubiChess 0.9 64-bit25040.00.00.00.00.00.0 100.0100.0100.0100.0
8RubiChess 0.8 64-bit24570.00.00.00.00.00.00.0 100.0100.0100.0
9RubiChess 0.7 64-bit23100.00.00.00.00.00.00.00.0 100.0100.0
10RubiChess 0.6 64-bit21590.00.00.00.00.00.00.00.00.0 100.0
11RubiChess 0.5 64-bit19290.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1RubiChess 1.4 64-bit 4CPU3134 31258580000000
2RubiChess 1.3 64-bit 4CPU3104312 274920000000
3RubiChess 1.4 64-bit305158274 6410003000
4RubiChess 1.3 64-bit29705892641 447037000
5RubiChess 1.1 64-bit2780000447 1482123006
6RubiChess 1.0 64-bit265200001482 383324000
7RubiChess 0.9 64-bit2504000312383 1044000
8RubiChess 0.8 64-bit2457003733241044 67790
9RubiChess 0.7 64-bit2310000000067 1620
10RubiChess 0.6 64-bit2159000000079162 400
11RubiChess 0.5 64-bit1929000060000400 
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
1RubiChess 1.4 64-bit 4CPU3134 32.14.64.30.00.00.00.00.00.00.0
2RubiChess 1.3 64-bit 4CPU310432.1 17.55.60.00.00.00.00.00.00.0
3RubiChess 1.4 64-bit30514.617.5 32.90.00.00.00.10.00.00.0
4RubiChess 1.3 64-bit29704.35.632.9 16.50.00.20.30.00.00.0
5RubiChess 1.1 64-bit27800.00.00.016.5 51.90.50.10.00.00.3
6RubiChess 1.0 64-bit26520.00.00.00.051.9 18.112.10.00.00.0
7RubiChess 0.9 64-bit25040.00.00.00.20.518.1 42.80.00.00.0
8RubiChess 0.8 64-bit24570.00.00.10.30.112.142.8 3.13.00.0
9RubiChess 0.7 64-bit23100.00.00.00.00.00.00.03.1 9.20.0
10RubiChess 0.6 64-bit21590.00.00.00.00.00.00.03.09.2 23.5
11RubiChess 0.5 64-bit19290.00.00.00.00.30.00.00.00.023.5 
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 75 common opponents

Custom engine selection
NameEloRubiChess
1.4
64-bit
4CPU
RubiChess
1.3
64-bit
4CPU
RubiChess
1.4
64-bit
RubiChess
1.3
64-bit
RubiChess
1.1
64-bit
RubiChess
1.0
64-bit
RubiChess
0.9
64-bit
RubiChess
0.8
64-bit
RubiChess
0.7
64-bit
RubiChess
0.6
64-bit
RubiChess
0.5
64-bit
Senpai 2.0 64-bit 4CPU317746%
12/26
38%
22.5/60
         
Nemorino 5.00 64-bit 4CPU317238%
10/26
44%
26.5/60
         
NirvanaChess 2.4 64-bit3131  38%
12/32
23%
7.5/32
       
Protector 1.9.0 64-bit 4CPU312858%
15/26
50%
30/60
         
Nemorino 5.00 64-bit3119  37%
11.5/31
33%
11/33
       
Texel 1.07 64-bit3115  34%
11/32
20%
6.5/32
       
Hannibal 1.7 64-bit3111  41%
13/32
23%
7.5/33
       
Rybka 4.1 64-bit3109  42%
13.5/32
44%
14/32
       
Protector 1.9.0 64-bit3085  44%
14/32
28%
9/32
   0%
0/1
   
Senpai 2.0 64-bit3085  42%
13.5/32
32%
10.5/33
       
chess22k 1.12 64-bit3083  47%
15/32
42%
13/31
       
iCE 3.0 64-bit308260%
15.5/26
59%
35.5/60
48%
15.5/32
38%
12/32
       
Hakkapeliitta TCEC v2 64-bit3024 57%
33.5/59
41%
13/32
        
Deuterium 2019.1.36.50 64-bit3000 59%
35.5/60
58%
18/31
        
Pirarucu 2.9.5 64-bit2986  62%
20/32
42%
13.5/32
       
Spark 1.0 64-bit2928   100%
1/1
   0%
0/1
   
Scorpio 2.8 64-bit2905   100%
1/1
27%
6.5/24
      
Gaviota 1.0 64-bit2873   66%
21/32
  0%
0/1
    
Onno 1.2.70 64-bit2846   70%
22.5/32
33%
10.5/32
      
Zappa Mexico II 64-bit2844   53%
17/32
58%
18.5/32
      
NameEloRubiChess
1.4
64-bit
4CPU
RubiChess
1.3
64-bit
4CPU
RubiChess
1.4
64-bit
RubiChess
1.3
64-bit
RubiChess
1.1
64-bit
RubiChess
1.0
64-bit
RubiChess
0.9
64-bit
RubiChess
0.8
64-bit
RubiChess
0.7
64-bit
RubiChess
0.6
64-bit
RubiChess
0.5
64-bit
Marvin 3.2.0 64-bit2827   70%
22.5/32
41%
13/32
      
Tornado 8.0 64-bit2826   64%
20.5/32
55%
17.5/32
      
Monolith 1.0 64-bit2820   77%
24.5/32
48%
14/29
      
Rhetoric 1.4.3 64-bit2804   61%
19.5/32
52%
16/31
      
Octochess r5190 64-bit2778   84%
27/32
59%
19/32
      
Bright 0.5c2773    52%
16.5/32
45%
14.5/32
     
Twisted Logic 20090922 64-bit2771    64%
20.5/32
38%
12/32
     
Pawny 1.2 64-bit2766    52%
16.5/32
27%
8.5/32
     
Jonny 4.002763    58%
18.5/32
30%
18/60
     
Gogobello 1.4 64-bit2755    60%
33/55
27%
8.5/32
     
Chronos 1.9.9 64-bit2740    64%
20.5/32
30%
8.5/28
     
Shield 2.1 64-bit2737    54%
30/56
35%
21/60
     
Cheese 1.9 64-bit2732    49%
27.5/56
33%
20/60
 0%
0/1
   
GreKo 2018.08 64-bit2715    57%
32/56
36%
11.5/32
     
Chess Tiger 2007.12714    55%
17.5/32
30%
9.5/32
0%
0/1
    
Devel 2.00002712    62%
34.5/56
46%
27.5/60
     
Counter 2.9 64-bit2703    61%
34/56
44%
13.5/31
     
Arminius 2017-01-01 64-bit2688    50%
16/32
41%
13/32
     
Delfi 5.42684    58%
18.5/32
47%
15/32
     
RedQueen 1.1.98 64-bit2669    69%
22/32
58%
34.5/60
     
NameEloRubiChess
1.4
64-bit
4CPU
RubiChess
1.3
64-bit
4CPU
RubiChess
1.4
64-bit
RubiChess
1.3
64-bit
RubiChess
1.1
64-bit
RubiChess
1.0
64-bit
RubiChess
0.9
64-bit
RubiChess
0.8
64-bit
RubiChess
0.7
64-bit
RubiChess
0.6
64-bit
RubiChess
0.5
64-bit
Alaric 7072664    78%
25/32
48%
13.5/28
     
Gandalf 7 64-bit2664    78%
25/32
47%
15/32
     
ECE X3 64-bit2656    64%
20.5/32
36%
10/28
     
Nebula 2.0 64-bit2655    72%
23/32
48%
13.5/28
     
Amyan 1.722604   100%
1/1
   0%
0/1
   
Maverick 1.5 64-bit2568     64%
20.5/32
 100%
1/1
   
Brutus 8.05 64-bit2556     80%
25.5/32
45%
14.5/32
    
Anaconda 2.0.12546     61%
19.5/32
 22%
6.5/30
   
AnMon 5.752540     62%
20/32
42%
13/31
36%
11.5/32
   
Ufim 8.022540     67%
21.5/32
42%
12.5/30
38%
12/32
   
Fridolin 2.00 64-bit2538     77%
24.5/32
44%
13.5/31
38%
12/32
   
Leela Chess 0.10 w323 64-bit2538      69%
22/32
58%
18/31
   
Hermann 2.8 64-bit2531     69%
22/32
45%
14.5/32
36%
11.5/32
   
Orion 0.5 64-bit2515     67%
21.5/32
52%
16.5/32
    
Coiled 0.4 64-bit2509      50%
16/32
38%
34.5/92
   
Little Goliath Evolution 3.122505      61%
19.5/32
41%
26.5/64
   
Yace 0.99.872504      55%
17.5/32
52%
33.5/64
   
Bagatur 1.5e 64-bit2485      59%
19/32
34%
11/32
   
BBChess 1.3b 64-bit2480      61%
19/31
52%
16.5/32
   
Cerebro 3.03d2472      52%
16.5/32
58%
18.5/32
   
NameEloRubiChess
1.4
64-bit
4CPU
RubiChess
1.3
64-bit
4CPU
RubiChess
1.4
64-bit
RubiChess
1.3
64-bit
RubiChess
1.1
64-bit
RubiChess
1.0
64-bit
RubiChess
0.9
64-bit
RubiChess
0.8
64-bit
RubiChess
0.7
64-bit
RubiChess
0.6
64-bit
RubiChess
0.5
64-bit
Topple 0.2.1 64-bit2472    83%
2.5/3
 66%
21/32
    
LittleThought 1.052 64-bit2453      55%
45.5/82
52%
16.5/32
   
Matacz 1.42446      57%
28.5/50
52%
14.5/28
   
SpiderChess 0706032440      48%
23/48
50%
14/28
   
KnightDreamer 3.32395       0%
0/1
46%
16/35
  
Barbarossa 0.4.0 64-bit2319       71%
20.5/29
61%
21.5/35
21%
10.5/50
 
Drosophila 1.4 64-bit2241        51%
18/35
50%
1/2
 
Joker2 0.7.7 64-bit2228        63%
22/35
25%
0.5/2
 
Baislicka 1.0 64-bit2173        63%
22/35
42%
12.5/30
 
Eia 0.31961         74%
37/50
47%
14/30
Zevra 1.6.1 r512 64-bit1954         78%
39/50
50%
15/30
Heracles 0.6.161922         81%
40.5/50
52%
15.5/30
Eagle 0.7.51914    100%
2/2
     41%
12/29
Clueless 1.41905         90%
45/50
53%
16/30
Roce 0.03901854         87%
43.5/50
57%
17/30
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 June 25, 2019