CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 8 engines!
8 selected engines played 0 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 July 19, 2019 with Bayeselo based on 1'068'538 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+
1Rotor 0.7a2645+22−2250.5%−5.434.6%680 
88.3%
 Rotor 0.82628+17−1750.0%−0.333.9%1224
100.0%
 Rotor 0.62589+16−1648.5%+11.533.0%1331
97.9%
 Rotor 0.52565+17−1750.0%−2.236.2%1176
100.0%
 Rotor 0.42480+18−1852.0%−13.732.1%1033
100.0%
 Rotor 0.32381+32−3251.1%−9.633.4%326
100.0%
 Rotor 0.22288+33−3350.2%−4.528.3%311
96.6%
 Rotor 0.1a2244+32−3251.1%−11.328.8%333
 

Results matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2645        
2Rotor 0.82628        
3Rotor 0.62589        
4Rotor 0.52565        
5Rotor 0.42480        
6Rotor 0.32381        
7Rotor 0.22288        
8Rotor 0.1a2244        
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
#NameElo12345678
1Rotor 0.7a2645 88.3100.0100.0100.0100.0100.0100.0
2Rotor 0.8262811.7 100.0100.0100.0100.0100.0100.0
3Rotor 0.625890.00.0 97.9100.0100.0100.0100.0
4Rotor 0.525650.00.02.1 100.0100.0100.0100.0
5Rotor 0.424800.00.00.00.0 100.0100.0100.0
6Rotor 0.323810.00.00.00.00.0 100.0100.0
7Rotor 0.222880.00.00.00.00.00.0 96.6
8Rotor 0.1a22440.00.00.00.00.00.03.4 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2645 4202416634600
2Rotor 0.82628420 18311250600
3Rotor 0.62589241183 6601244260
4Rotor 0.5256566112660 3713660
5Rotor 0.424803450124371 1907426
6Rotor 0.32381664236190 1842
7Rotor 0.2228800667418 88
8Rotor 0.1a22440000264288 
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
#NameElo12345678
1Rotor 0.7a2645 22.112.03.62.00.60.00.0
2Rotor 0.8262822.1 7.24.72.20.40.00.0
3Rotor 0.6258912.07.2 26.35.22.50.40.0
4Rotor 0.525653.64.726.3 16.82.40.40.0
5Rotor 0.424802.02.25.216.8 14.05.51.9
6Rotor 0.323810.60.42.52.414.0 2.86.4
7Rotor 0.222880.00.00.40.45.52.8 13.7
8Rotor 0.1a22440.00.00.00.01.96.413.7 
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 127 common opponents

Custom engine selection
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
iCE 2.0 64-bit289225%
0.5/2
25%
1/4
      
Dirty 05Sep2012 64-bit275425%
1.5/6
38%
1.5/4
      
Crafty 23.5 64-bit27470%
0/2
12%
0.5/4
      
Bison 9.11 32-bit2727  28%
4.5/16
44%
3.5/8
    
Bobcat 3.25 64-bit27258%
0.5/6
75%
3/4
      
Rhetoric 1.4 64-bit270745%
4.5/10
0%
0/1
      
Ktulu 82705 42%
2.5/6
  25%
0.5/2
   
BugChess2 1.7 32-bit2698  50%
6/12
50%
2/4
    
Vajolet 2.48269150%
5/10
50%
2/4
      
Atlas 3.60 64-bit268740%
4/10
25%
3/12
      
Deuterium 12.01.30.1070 64-bit267735%
3.5/10
25%
1/4
      
Andscacs 0.62w 64-bit267440%
4/10
25%
1/4
      
Daydreamer 1.75 32-bit2668  34%
6.5/19
32%
4.5/14
    
Deuterium 10.01.27.2132668  42%
2.5/6
50%
2/4
    
Chessmaster 112665100%
4/4
   0%
0/2
   
Tucano 4.00 64-bit266545%
4.5/10
62%
5/8
      
CM10th Xperience266170%
7/10
25%
2.5/10
25%
1/4
 25%
0.5/2
   
Godel 2.3.7 64-bit265731%
2.5/8
45%
9/20
      
Dirty 24Apr2011 64-bit2655 50%
2/4
29%
7/24
     
The Baron 2.23 64-bit265550%
6/12
69%
5.5/8
      
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Scorpio 2.0 32-bit265335%
3.5/10
25%
1/4
      
Philou 3.7.1 64-bit265243%
6/14
40%
12/30
25%
0.5/2
     
CM10th Paralyse2651 38%
1.5/4
12%
0.5/4
     
E.T. Chess 13.01.082649 25%
1.5/6
 38%
1.5/4
    
CM10th Magic II2644  75%
1.5/2
 0%
0/2
   
DanaSah 7.3263975%
6/8
50%
2/4
      
Slow Chess Blitz WV2.12637 25%
1.5/6
 50%
1/2
    
Gandalf 62633 42%
2.5/6
33%
3/9
 75%
1.5/2
   
Alfil 12 MT263242%
2.5/6
56%
4.5/8
38%
1.5/4
     
CM10th Default2632 62%
2.5/4
33%
1/3
     
CM9000 Assassin2630 58%
3.5/6
0%
0/2
     
Crafty 23.0 32-bit2630   50%
4/8
25%
0.5/2
   
Cheng3 1.07 32-bit262955%
5.5/10
88%
3.5/4
      
WildCat 82629 42%
2.5/6
 38%
4.5/12
50%
1/2
   
RedQueen 1.1.1 64-bit262588%
3.5/4
 25%
1/4
     
Ruffian 2.1.02623 50%
3/6
50%
2.5/5
 0%
0/2
   
BugChess2 1.6.3 32-bit2620   43%
3/7
0%
0/2
   
Bison 9.62619 62%
5/8
 50%
15/30
    
Hamsters 0.7.12618 100%
2/2
38%
1.5/4
25%
3/12
    
Slow Chess Blitz WV2261645%
4.5/10
50%
1/2
      
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Sloppy 0.2.2 64-bit261038%
1.5/4
75%
1.5/2
 42%
10/24
    
Rodent 0.16 64-bit260375%
3/4
46%
6.5/14
      
Alfil 8.1.12600   38%
17/45
50%
1/2
   
Gaviota 0.83 64-bit2599 75%
3/4
54%
13/24
     
Sloppy 0.2.2 32-bit2599  50%
9/18
40%
8/20
    
Aristarch 4.502596 25%
0.5/2
46%
5.5/12
     
Glass 1.9 64-bit259453%
9.5/18
 75%
1.5/2
     
The Baron 2.23 32-bit2594  58%
3.5/6
44%
7/16
75%
1.5/2
   
N2 0.4 64-bit2593 62%
2.5/4
41%
13/32
     
Pseudo 0.7c259188%
3.5/4
75%
1.5/2
38%
1.5/4
42%
13.5/32
50%
1/2
   
Amyan 1.72259075%
3/4
25%
1/4
52%
34/65
51%
17.5/34
 50%
1/2
  
Brutus 8.05 64-bit259062%
2.5/4
 51%
19/37
     
tomitankChess 1.5 64-bit258969%
5.5/8
50%
2/4
      
GarboChess 3.0 64-bit258659%
9.5/16
75%
3/4
42%
2.5/6
     
Quazar 0.3b 32-bit258235%
3.5/10
64%
9/14
92%
5.5/6
     
Petir 4.9999992579 25%
0.5/2
67%
6/9
50%
2/4
0%
0/2
   
Dirty 6J-22257675%
7.5/10
  45%
12.5/28
    
GNU Chess 5.07.153b 64-bit2570 67%
4/6
 47%
8.5/18
    
Atlas 3.25 64-bit256969%
5.5/8
64%
4.5/7
      
N2 0.4 32-bit2568  58%
10.5/18
45%
12.5/28
    
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Brutus 8.05 32-bit2566  57%
31.5/55
25%
3/12
    
SOS 5.12563  60%
25/42
53%
17/32
    
Francesca MAD 0.19255742%
5/12
 62%
7.5/12
     
DanaSah 4.88255572%
13/18
 58%
21.5/37
     
Tornado 2.2255260%
6/10
58%
3.5/6
  33%
2/6
   
DanaSah 5.00255175%
3/4
67%
4/6
      
nanoSzachy 4.0 64-bit254562%
7.5/12
71%
10/14
50%
1/2
     
Ufim 8.022543  50%
5/10
48%
15.5/32
47%
16/34
   
Dirty ACCA4 32-bit2542  50%
0.5/1
54%
13/24
    
AnMon 5.752538  55%
5.5/10
50%
16.5/33
 0%
0/2
  
Gaviota 0.80 64-bit2534  58%
18.5/32
65%
15.5/24
    
AnMon 5.662531  67%
22/33
47%
16/34
62%
2.5/4
   
Hermann 2.8 64-bit252967%
8/12
 43%
3/7
     
DanaSah 4.242526   54%
22.5/42
33%
2/6
   
Rodin 4.02524100%
4/4
 58%
7/12
     
GarboChess 2.20 32-bit2522  12%
0.5/4
55%
21.5/39
39%
27.5/70
 50%
1/2
 
Little Goliath Evolution 3.122507  50%
2/4
 50%
1/2
25%
0.5/2
  
Hermann 2.4 32-bit2501   25%
1/4
25%
1.5/6
   
N2 0.12489   75%
3/4
38%
1.5/4
75%
1.5/2
  
Xpdnt 0910072482  67%
6/9
62%
2.5/4
 50%
1/2
  
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Cerebro 3.03d2481   70%
14/20
52%
31/60
75%
1.5/2
  
Matacz 1.42478   25%
1/4
52%
31/60
   
BBChess 1.3b2477   50%
2/4
50%
4/8
   
Anatoli 0.35k2475  50%
2/4
62%
7.5/12
45%
4.5/10
   
Pawny 0.3.1 64-bit247571%
8.5/12
 67%
4/6
     
Pupsi2 0.082472  75%
3/4
67%
8/12
    
Trace 1.37a2471  100%
4/4
 59%
30.5/52
25%
0.5/2
  
Arasan 10.42470    100%
2/2
25%
0.5/2
  
Philou 3.0.02455   80%
25.5/32
 50%
1/2
  
Hermann 2.3 32-bit2445    55%
28/51
35%
3.5/10
  
Cheng3 1.02b2441  100%
2/2
  42%
2.5/6
  
nanoSzachy 3.82437  50%
2/4
  25%
0.5/2
  
Homer 2.012429    50%
5/10
0%
0/2
  
Pupsi2 0.072428    69%
5.5/8
45%
4.5/10
  
Pupsi2 0.062419    63%
33/52
42%
8.5/20
  
nanoSzachy 3.42407    58%
35/60
75%
1.5/2
  
RomiChess P3k 32-bit2406    50%
6/12
 25%
0.5/2
 
Delphil 1.82398      38%
1.5/4
0%
0/2
Sage 3.532386    75%
3/4
38%
4.5/12
50%
1/2
 
Delphil 1.9f2385    75%
6/8
50%
3/6
  
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Horizon 4.42385    67%
8/12
 50%
1/2
 
Comet B682383     55%
5.5/10
0%
0/2
 
Dirty 0.99 OW52381    50%
2/4
  50%
1/2
DanaSah 2.442371     50%
1/2
 38%
1.5/4
Alfil 6.102358     100%
2/2
 20%
1/5
BugChess2 1.4.12356     55%
5.5/10
 12%
0.5/4
GreKo 5.92348     54%
18.5/34
 75%
1.5/2
Tytan 9.32 32-bit2346      25%
0.5/2
46%
5.5/12
LittleThought 1.03 32-bit2339    75%
3/4
 50%
1/2
 
Asterisk 0.62330    62%
2.5/4
 12%
1/8
0%
0/2
Averno 0.812312      25%
1/4
50%
1/2
Natwarlal 0.142302    75%
3/4
  25%
0.5/2
Joker 1.1.142300    62%
2.5/4
 55%
11/20
 
Anechka 0.082299      38%
1.5/4
25%
0.5/2
Zeus 1.292298    88%
3.5/4
 48%
13.5/28
50%
2/4
Popochin 3.22295     67%
8/12
50%
1/2
 
Bison 8.2.4r2281    88%
3.5/4
75%
1.5/2
  
Chispa 4.0.32272      42%
2.5/6
50%
4/8
Tornado 1.02270      92%
5.5/6
50%
2/4
Joker 1.1.062251     75%
1.5/2
 38%
3/8
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Brutus 6.02250    88%
3.5/4
61%
19/31
  
EXchess 5.01b 32-bit2249      12%
0.5/4
50%
1/2
Deuterium 06.08.25.042229      75%
1.5/2
50%
1/2
Gibbon 2.42c2224    62%
2.5/4
 50%
2/4
 
EveAnn 1.622210     50%
1/2
 53%
9/17
Neurosis 2.32210      100%
2/2
81%
6.5/8
AliChess 4.082194      75%
1.5/2
88%
3.5/4
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
  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 July 19, 2019