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 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 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+
1Rotor 0.7a2645+22−2250.6%−5.734.6%676 
88.4%
 Rotor 0.82628+17−1750.5%−3.634.0%1192
100.0%
 Rotor 0.62589+16−1648.5%+11.633.0%1331
97.8%
 Rotor 0.52565+17−1750.0%−1.836.2%1176
100.0%
 Rotor 0.42480+18−1852.0%−13.232.1%1033
100.0%
 Rotor 0.32382+32−3251.1%−9.933.4%326
100.0%
 Rotor 0.22288+33−3350.2%−3.828.3%311
96.5%
 Rotor 0.1a2245+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 0.32382        
7Rotor 0.22288        
8Rotor 0.1a2245        
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 88.4100.0100.0100.0100.0100.0100.0
2Rotor 0.8262811.6 100.0100.0100.0100.0100.0100.0
3Rotor 0.625890.00.0 97.8100.0100.0100.0100.0
4Rotor 0.525650.00.02.2 100.0100.0100.0100.0
5Rotor 0.424800.00.00.00.0 100.0100.0100.0
6Rotor 0.323820.00.00.00.00.0 100.0100.0
7Rotor 0.222880.00.00.00.00.00.0 96.5
8Rotor 0.1a22450.00.00.00.00.00.03.5 
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 0.32382664236190 1842
7Rotor 0.2228800667418 88
8Rotor 0.1a22450000264288 
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 22.512.03.62.00.60.00.0
2Rotor 0.8262822.5 7.34.72.20.40.00.0
3Rotor 0.6258912.07.3 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 0.323820.60.42.52.414.0 2.86.4
7Rotor 0.222880.00.00.40.45.52.8 13.7
8Rotor 0.1a22450.00.00.00.01.96.413.7 
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-bit2728  28%
4.5/16
44%
3.5/8
    
Bobcat 3.25 64-bit27258%
0.5/6
75%
3/4
      
Rhetoric 1.4 64-bit271145%
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-bit268840%
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
    
Tucano 4.00 64-bit266545%
4.5/10
62%
5/8
      
Chessmaster 112664100%
4/4
   0%
0/2
   
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
      
The Baron 2.23 64-bit265650%
6/12
69%
5.5/8
      
Dirty 24Apr2011 64-bit2655 50%
2/4
29%
7/24
     
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Philou 3.7.1 64-bit265343%
6/14
40%
12/30
25%
0.5/2
     
Scorpio 2.0 32-bit265235%
3.5/10
25%
1/4
      
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
   
Slow Chess Blitz WV2.12637 25%
1.5/6
 50%
1/2
    
DanaSah 7.3263675%
6/8
50%
2/4
      
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
   
WildCat 82629 42%
2.5/6
 38%
4.5/12
50%
1/2
   
Cheng3 1.07 32-bit262855%
5.5/10
88%
3.5/4
      
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-bit261138%
1.5/4
75%
1.5/2
 42%
10/24
    
Rodent 0.16 64-bit260375%
3/4
46%
6.5/14
      
Alfil 8.1.12601   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
   
tomitankChess 1.5 64-bit259069%
5.5/8
50%
2/4
      
Amyan 1.72258975%
3/4
25%
1/4
52%
34/65
51%
17.5/34
 50%
1/2
  
GarboChess 3.0 64-bit258659%
9.5/16
75%
3/4
42%
2.5/6
     
Brutus 8.05 64-bit258462%
2.5/4
 51%
19/37
     
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-22257775%
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-bit2567  57%
31.5/55
25%
3/12
    
SOS 5.12563  60%
25/42
53%
17/32
    
Francesca MAD 0.19255842%
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 8.022544  50%
5/10
48%
15.5/32
47%
16/34
   
Dirty ACCA4 32-bit2543  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-bit2535  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 4.242527   54%
22.5/42
33%
2/6
   
Rodin 4.02524100%
4/4
 58%
7/12
     
GarboChess 2.20 32-bit2523  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 0910072483  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 1.42479   25%
1/4
52%
31/60
   
BBChess 1.3b2477   50%
2/4
50%
4/8
   
Pawny 0.3.1 64-bit247671%
8.5/12
 67%
4/6
     
Anatoli 0.35k2475  50%
2/4
62%
7.5/12
45%
4.5/10
   
Pupsi2 0.082473  75%
3/4
67%
8/12
    
Trace 1.37a2472  100%
4/4
 59%
30.5/52
25%
0.5/2
  
Arasan 10.42471    100%
2/2
25%
0.5/2
  
Philou 3.0.02456   80%
25.5/32
 50%
1/2
  
Hermann 2.3 32-bit2446    55%
28/51
35%
3.5/10
  
Cheng3 1.02b2443  100%
2/2
  42%
2.5/6
  
nanoSzachy 3.82438  50%
2/4
  25%
0.5/2
  
Homer 2.012430    50%
5/10
0%
0/2
  
Pupsi2 0.072428    69%
5.5/8
45%
4.5/10
  
Pupsi2 0.062420    63%
33/52
42%
8.5/20
  
RomiChess P3k 32-bit2407    50%
6/12
 25%
0.5/2
 
nanoSzachy 3.42407    58%
35/60
75%
1.5/2
  
Delphil 1.82399      38%
1.5/4
0%
0/2
Sage 3.532387    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 OW52382    50%
2/4
  50%
1/2
DanaSah 2.442372     50%
1/2
 38%
1.5/4
Alfil 6.102358     100%
2/2
 20%
1/5
BugChess2 1.4.12357     55%
5.5/10
 12%
0.5/4
GreKo 5.92349     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 1.1.142301    62%
2.5/4
 55%
11/20
 
Anechka 0.082300      38%
1.5/4
25%
0.5/2
Zeus 1.292298    88%
3.5/4
 48%
13.5/28
50%
2/4
Popochin 3.22296     67%
8/12
50%
1/2
 
Bison 8.2.4r2281    88%
3.5/4
75%
1.5/2
  
Chispa 4.0.32273      42%
2.5/6
50%
4/8
Tornado 1.02271      92%
5.5/6
50%
2/4
Brutus 6.02251    88%
3.5/4
61%
19/31
  
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Joker 1.1.062251     75%
1.5/2
 38%
3/8
EXchess 5.01b 32-bit2250      12%
0.5/4
50%
1/2
Deuterium 06.08.25.042232      75%
1.5/2
50%
1/2
Gibbon 2.42c2222    62%
2.5/4
 50%
2/4
 
EveAnn 1.622211     50%
1/2
 53%
9/17
Neurosis 2.32209      100%
2/2
81%
6.5/8
AliChess 4.082195      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%

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:
  No recalibration (reference and current list are compared as they are)
  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