CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (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 11, 2019 with Bayeselo based on 1'066'603 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+
1Hamsters 0.7.1 4CPU2685+32−3252.4%−13.836.2%318 
99.9%
 Hamsters 0.72619+23−2348.0%+13.837.3%609
54.3%
 Hamsters 0.7.12618+14−1448.7%+8.839.3%1700
99.1%
 Hamsters 0.62589+20−2049.5%+3.435.4%857
95.1%
 Hamsters 0.52556+33−3351.1%−11.229.2%318
98.3%
 Hamsters 0.42507+31−3147.1%+18.827.9%362
100.0%
 Hamsters 0.22381+33−3348.8%+9.631.9%301
100.0%
 Hamsters 0.0.62177+24−2446.9%+27.725.8%652
 

Results matrix

Custom engine selection
#NameElo12345678
1Hamsters 0.7.1 4CPU2685        
2Hamsters 0.72619        
3Hamsters 0.7.12618        
4Hamsters 0.62589        
5Hamsters 0.52556        
6Hamsters 0.42507        
7Hamsters 0.22381        
8Hamsters 0.0.62177        
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
1Hamsters 0.7.1 4CPU2685 99.9100.0100.0100.0100.0100.0100.0
2Hamsters 0.726190.1 54.397.799.9100.0100.0100.0
3Hamsters 0.7.126180.045.7 99.1100.0100.0100.0100.0
4Hamsters 0.625890.02.30.9 95.1100.0100.0100.0
5Hamsters 0.525560.00.10.04.9 98.3100.0100.0
6Hamsters 0.425070.00.00.00.01.7 100.0100.0
7Hamsters 0.223810.00.00.00.00.00.0 100.0
8Hamsters 0.0.621770.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Hamsters 0.7.1 4CPU2685 0000000
2Hamsters 0.726190 5012751017146
3Hamsters 0.7.126180501 67611410500
4Hamsters 0.625890275676 2472618827
5Hamsters 0.525560101114247 13811759
6Hamsters 0.42507071105261138 6618
7Hamsters 0.223810408811766 167
8Hamsters 0.0.62177060275918167 
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
1Hamsters 0.7.1 4CPU2685 0.00.00.00.00.00.00.0
2Hamsters 0.726190.0 21.718.810.97.30.40.5
3Hamsters 0.7.126180.021.7 26.45.65.10.00.0
4Hamsters 0.625890.018.826.4 21.021.47.61.8
5Hamsters 0.525560.010.95.621.0 20.318.96.1
6Hamsters 0.425070.07.35.121.420.3 10.01.8
7Hamsters 0.223810.00.40.07.618.910.0 17.5
8Hamsters 0.0.621770.00.50.01.86.11.817.5 
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 138 common opponents

Custom engine selection
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
Toga II 1.3.42766   25%
0.5/2
0%
0/4
   
Hiarcs X54 Hypermodern 32-bit2755   0%
0/4
0%
0/2
   
Ktulu 92754 38%
1.5/4
38%
1.5/4
     
SmarThink 1.00 64-bit2707   38%
1.5/4
100%
1/1
   
Critter 0.42 32-bit2705 12%
3/24
40%
4/10
     
Ktulu 82705 50%
2/4
25%
1/4
25%
0.5/2
    
Chessmaster 11 Aiglos II2700 50%
1/2
12%
0.5/4
     
Fruit 2.12694   0%
0/2
50%
1.5/3
   
Chessmaster 11 Archangel2693 75%
3/4
75%
1.5/2
     
Booot 4.15.02692 25%
1/4
54%
6.5/12
     
Delfi 5.42689 56%
4.5/8
36%
13/36
     
Chess Tiger 20072681 45%
4.5/10
50%
1/2
     
Chessmaster 11 Leonidas2680 39%
3.5/9
25%
0.5/2
     
Chessmaster 11 Toxic2679 50%
2/4
25%
0.5/2
     
Booot 4.14.02666 25%
1/4
 40%
9.5/24
    
Movei 00.8.438 (10 10 10)2666  54%
6.5/12
38%
3/8
    
Chessmaster 112664 38%
1.5/4
33%
2/6
62%
2.5/4
17%
0.5/3
   
Glaurung 1.2.1 Crusader 32-bit2662   0%
0/2
25%
1/4
  0%
0/1
CM10th Xperience2661  25%
1.5/6
50%
1/2
    
Alaric 7072660  29%
4/14
38%
1.5/4
50%
2/4
50%
1/2
  
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
Frenzee Dec07 32-bit2659 17%
0.5/3
 33%
2/6
    
CM9000 Enforcer2657   75%
1.5/2
50%
1.5/3
   
Scorpio 2.02b2655 50%
2/4
0%
0/2
     
Scorpio 2.0 32-bit2652 65%
6.5/10
 38%
1.5/4
67%
2/3
   
CM10th Paralyse2651 36%
4/11
54%
6.5/12
 12%
0.5/4
12%
0.5/4
  
E.T. Chess 13.01.082649 70%
3.5/5
42%
12.5/30
31%
8/26
    
Cyrano 0.6b17 32-bit2648 29%
2/7
53%
31.5/59
43%
15.5/36
    
CM10th Ogre2645   100%
2/2
0%
0/1
  100%
1/1
Colossus 2008b2643 40%
2/5
43%
28.5/66
     
Chronos 1.9.72639 50%
2/4
48%
10/21
     
Slow Chess Blitz WV2.12637 0%
0/1
50%
3.5/7
39%
12.5/32
 25%
0.5/2
  
Delfi 5.22636   43%
14.5/34
0%
0/5
   
Scorpio 2.05b2636 71%
10/14
50%
4/8
     
Gandalf 62633 64%
7/11
50%
5.5/11
56%
19/34
50%
1/2
   
CM10th Default2632 50%
2/4
  25%
0.5/2
50%
1/2
  
CM9000 Assassin2630 29%
4/14
38%
1.5/4
     
WildCat 82629 100%
1/1
43%
17.5/41
50%
3/6
    
Alfil 13.1 64-bit2628 50%
1/2
50%
1/2
     
Chess Tiger 2007 Gambit2628   25%
0.5/2
33%
1/3
   
Rotor 0.82628 50%
1/2
0%
0/2
     
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
Ruffian 2.1.02623 0%
0/1
47%
8/17
49%
16.5/34
50%
2/4
50%
1/2
  
Nebula 2.0 64-bit2622 50%
1/2
35%
3.5/10
     
Bison 9.62619 50%
2/4
33%
2/6
     
ProDeo 1.62617 0%
0/1
42%
8.5/20
46%
5.5/12
50%
1.5/3
   
Slow Chess Blitz WV22615 75%
3/4
  25%
0.5/2
   
Zappa 1.1 64-bit2614 50%
1/2
62%
5/8
     
Colossus 2007d2613   62%
5/8
34%
5.5/16
   
Pharaon 3.5.12613 50%
0.5/1
42%
7.5/18
44%
28/64
 27%
8.5/32
  
Naum 1.91 64-bit2609 50%
1/2
75%
1.5/2
     
Naum 1.91 32-bit2606 50%
1/2
  25%
0.5/2
   
Alaric 0702b2605 75%
7.5/10
50%
1/2
56%
4.5/8
50%
0.5/1
25%
0.5/2
  
DanaSah 6.502604 40%
4/10
75%
1.5/2
     
Alfil 8.1.12600 38%
5/13
68%
21/31
42%
2.5/6
25%
0.5/2
   
Rodin 7.02600 55%
5.5/10
50%
3/6
     
Colossus 2007c2598 50%
5/10
 56%
17.5/31
50%
1/2
35%
12.5/36
  
Sloppy 0.2.2 32-bit2598 100%
1/1
48%
25.5/53
36%
5/14
    
Glass 2.0 64-bit2597 75%
1.5/2
55%
5.5/10
     
Aristarch 4.502595  40%
10/25
59%
19/32
62%
2.5/4
0%
0/1
  
The Baron 2.23 32-bit2594 69%
9/13
53%
23.5/44
50%
2/4
    
N2 0.4 64-bit2593 25%
0.5/2
55%
5.5/10
     
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
Pseudo 0.7c2591 50%
1.5/3
54%
19.5/36
56%
18/32
25%
0.5/2
   
Amyan 1.722589 50%
1/2
64%
18/28
     
GarboChess 3.0 64-bit2586 25%
0.5/2
100%
1/1
     
Crafty 22.4 32-bit2580 45%
4.5/10
50%
1.5/3
     
Petir 4.9999992578 17%
0.5/3
67%
16/24
43%
6/14
43%
3/7
75%
1.5/2
  
Frenzee 3.0 32-bit2577 45%
5/11
  25%
0.5/2
   
ProDeo 1.1 Silver2572   58%
3.5/6
100%
1/1
25%
0.5/2
 50%
0.5/1
DanaSah 5.072569 75%
1.5/2
100%
2/2
     
Crafty 22.1 32-bit2564 65%
6.5/10
0%
0/1
47%
15/32
    
Frenzee 2.02564   50%
1/2
50%
0.5/1
   
SOS 5.12563 50%
0.5/1
62%
5/8
  75%
1.5/2
  
BugChess2 1.5.22562   53%
8.5/16
  38%
1.5/4
 
Capivara LK 0.09b02g 64-bit2561 62%
5/8
100%
1/1
     
Bobcat 20110220 32-bit2560  50%
1/2
 44%
3.5/8
   
BugChess2 1.6.22553 75%
1.5/2
 75%
3/4
    
Sloppy 0.1.12550   62%
7.5/12
100%
1/1
 25%
1/4
 
Crafty 21.6 32-bit2548   54%
6.5/12
25%
0.5/2
 25%
0.5/2
 
Thinker 4.7a2544    25%
1/4
50%
1/2
  
Colossus 2008a2543 75%
1.5/2
 50%
2/4
    
Ufim 8.022543 50%
0.5/1
67%
4/6
59%
20.5/35
    
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
BugChess2 1.5.12527    58%
7.5/13
50%
3/6
0%
0/2
 
GarboChess 2.20 32-bit2522 67%
2/3
54%
6.5/12
     
Sloppy 0.1.02521 50%
1/2
  59%
10/17
 0%
0/2
 
Twisted Logic 0.080b262521     25%
0.5/2
25%
1/4
 
Arasan 10.0 32-bit2518    77%
8.5/11
25%
0.5/2
25%
1/4
 
Crafty 20.14 32-bit2516     50%
2/4
38%
1.5/4
 
AnMon 5.602514   50%
2/4
 62%
2.5/4
17%
1/6
 
Twisted Logic 0.0852507 75%
1.5/2
  75%
1.5/2
  17%
2/12
Little Goliath Evolution 3.122506   75%
3/4
 62%
2.5/4
  
Arasan 11.3 32-bit2500  50%
1/2
  60%
6/10
  
SpiderChess 0706032480   100%
2/2
 100%
2/2
  
Matacz 1.32476   38%
1.5/4
62%
5/8
 38%
1.5/4
 
Trace 1.37a2471   100%
2/2
50%
1.5/3
   
Quark 2.352466    88%
3.5/4
100%
2/2
  
Booot 4.11.12457   50%
3/6
  50%
2/4
 
Twisted Logic 20071202x2457   58%
3.5/6
 62%
2.5/4
  
Twisted Logic 200709152436   100%
6/6
68%
9.5/14
100%
2/2
56%
4.5/8
 
DanaSah 3.632427    80%
8/10
50%
2/4
  
DanaSah 2.852420      50%
2/4
40%
2/5
Typhoon 1.00-3142410     100%
2/2
50%
1/2
 
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
Diablo 0.5.12409   100%
2/2
50%
1/2
   
Hermann 2.02408    75%
3/4
75%
1.5/2
54%
7.5/14
 
Homer 2.02405      38%
1.5/4
30%
1.5/5
Patzer 3.802402   100%
2/2
  75%
1.5/2
0%
0/4
Cyrano 0.2f2401   92%
5.5/6
 75%
3/4
  
Djinn 0.925x2401   75%
1.5/2
 100%
2/2
75%
1.5/2
0%
0/1
Delphil 1.82398   75%
1.5/2
67%
4/6
67%
2/3
  
Gosu 0.162395   100%
2/2
  0%
0/2
 
Amateur 2.822389   75%
1.5/2
 75%
1.5/2
 100%
1/1
DanaSah 2.732387      55%
5.5/10
25%
1/4
Thor's Hammer 2.28 32-bit2383   75%
1.5/2
75%
3/4
 25%
0.5/2
50%
2/4
Alfil 7.62376    50%
1/2
100%
2/2
  
Tytan 9.32376      25%
0.5/2
8%
1/12
Typhoon 1.00-2852371      25%
1/4
12%
0.5/4
BugChess2 1.4.12356      100%
2/2
17%
1/6
Tytan 9.32 32-bit2345    50%
1/2
50%
1/2
  
Arion 1.72341    100%
2/2
 75%
3/4
25%
1.5/6
Aice 0.99.22337      50%
1/2
62%
2.5/4
Asterisk 0.62330    75%
1.5/2
  75%
1.5/2
Horizon 4.32330    100%
2/2
 50%
1/2
100%
1/1
NameEloHamsters
0.7.1
4CPU
Hamsters
0.7
Hamsters
0.7.1
Hamsters
0.6
Hamsters
0.5
Hamsters
0.4
Hamsters
0.2
Hamsters
0.0.6
LittleThought 1.00 32-bit2324      75%
1.5/2
0%
0/6
KnightX 1.922315    50%
1/2
 25%
0.5/2
29%
5/17
Averno 0.812312    100%
2/2
 75%
4.5/6
50%
1/2
Sage 2.2a2310    50%
1/2
 100%
4/4
20%
1/5
nanoSzachy 2.92307    100%
4/4
75%
1.5/2
  
nanoSzachy 2.82303      0%
0/2
58%
7/12
Natwarlal 0.142301    100%
4/4
100%
2/2
50%
2/4
0%
0/1
Anechka 0.082299    75%
1.5/2
  62%
2.5/4
Zeus 1.292297     100%
2/2
50%
1/2
30%
1.5/5
Popochin 3.02291    100%
2/2
100%
2/2
  
Zeus 1.282282      75%
1.5/2
28%
5.5/20
GreKo 5.2.52276      75%
1.5/2
50%
1/2
Tornado 1.02270      75%
1.5/2
62%
5/8
Ayito 0.2.9942264      62%
2.5/4
0%
0/1
EXchess 5.01b 32-bit2249      25%
0.5/2
17%
0.5/3
AliChess 4.062232      100%
2/2
33%
1/3
AliChess 4.082194      88%
3.5/4
25%
1/4
NagaSkaki 4.002163      100%
2/2
75%
1.5/2
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
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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on July 11, 2019