CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 6 engines!
6 selected engines played 21 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 June 15, 2019 with Bayeselo based on 1'059'406 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+
1Chess Tiger 2007.12704+10−1046.3%+24.142.7%3238 
99.7%
 Chess Tiger 20072682+12−1246.8%+21.839.4%2219
100.0%
 Chess Tiger 152636+17−1743.0%+49.239.6%1134
54.5%
 Chess Tiger 15 Gambit2634+33−3347.3%+22.335.3%317
60.2%
 Chess Tiger 2007 Gambit2628+29−2948.1%+10.337.4%398
95.1%
 Chess Tiger 20042595+26−2738.3%+83.131.4%500
 

Results matrix

Custom engine selection
#NameElo123456
1Chess Tiger 2007.12704 1.5 − 1.5
+0−0=3
−11
    
2Chess Tiger 200726821.5 − 1.5
+0−0=3
+11
     
3Chess Tiger 152636     9.5 − 8.5
+6−5=7
−24
4Chess Tiger 15 Gambit2634      
5Chess Tiger 2007 Gambit2628      
6Chess Tiger 20042595  8.5 − 9.5
+5−6=7
+24
   
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
#NameElo123456
1Chess Tiger 2007.12704 99.7100.0100.0100.0100.0
2Chess Tiger 200726820.2 100.099.6100.0100.0
3Chess Tiger 1526360.00.0 54.567.999.6
4Chess Tiger 15 Gambit26340.00.445.5 60.296.4
5Chess Tiger 2007 Gambit26280.00.032.139.8 95.1
6Chess Tiger 200425950.00.00.43.64.9 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456
1Chess Tiger 2007.12704 2374338116501118
2Chess Tiger 200726822374 32413436893
3Chess Tiger 152636338324 238341067
4Chess Tiger 15 Gambit2634116134238 3053
5Chess Tiger 2007 Gambit26285013683430 6
6Chess Tiger 20042595118931067536 
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
#NameElo123456
1Chess Tiger 2007.12704 43.57.73.313.83.2
2Chess Tiger 2007268243.5 9.75.314.13.4
3Chess Tiger 1526367.79.7 16.42.265.3
4Chess Tiger 15 Gambit26343.35.316.4 4.26.5
5Chess Tiger 2007 Gambit262813.814.12.24.2 0.7
6Chess Tiger 200425953.23.465.36.50.7 
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 165 common opponents

Custom engine selection
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Rybka 2.3.2a 64-bit296227%
10/37
13%
5/38
    
Rybka 2.3.2a 32-bit291220%
6.5/32
22%
7/32
    
Rybka 1.2 64-bit2898  17%
5/30
15%
4.5/30
  
Rybka 2.2 32-bit288539%
8.5/22
11%
2/18
    
Rybka 1.2 32-bit2870  15%
4.5/31
0%
0/1
  
Rybka 2.1 32-bit2864  50%
0.5/1
0%
0/1
  
Rybka 1.1 32-bit2857  22%
6.5/30
  10%
2.5/26
Fritz 11285226%
13/50
35%
11/31
    
Shredder 11283227%
8.5/32
26%
8/31
  25%
0.5/2
 
Deep Fritz 10 4CPU283038%
13/34
34%
9.5/28
    
Rybka 1.0 64-bit2824 39%
12.5/32
22%
6.5/30
  28%
7/25
Naum 2.2 32-bit279439%
16/41
32%
9.5/30
  25%
0.5/2
 
Hiarcs 11.1279036%
11.5/32
39%
15/38
  42%
2.5/6
 
Toga II 1.3.1279034%
12/35
41%
14/34
  50%
1/2
 
Zappa Mexico 32-bit278931%
10/32
24%
7.5/31
    
Rybka 1.0 32-bit2788  30%
10/33
  26%
6/23
Fruit 2.3.1278658%
3.5/6
   17%
0.5/3
 
Zap!Chess Zanzibar 32-bit278115%
3/20
21%
6.5/31
  22%
5/23
 
Fritz 10277933%
8/24
40%
16.5/41
  12%
0.5/4
 
Loop 13.5 32-bit27770%
0/2
   44%
3.5/8
 
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Hiarcs 11277640%
4/10
44%
25/57
    
Fruit 05/11/03277433%
1/3
   0%
0/2
 
Loop 13.6 (Loop 2007) 32-bit277433%
15/46
30%
9/30
    
Loop M1-T 64-bit277125%
0.5/2
100%
1/1
    
Shredder 10277150%
10/20
17%
0.5/3
37%
15/41
50%
0.5/1
  
Hiarcs 11.2277030%
6.5/22
   25%
0.5/2
 
Strelka 1.8 32-bit276938%
13.5/36
   50%
1/2
 
Toga II 1.3.4276736%
5/14
25%
0.5/2
  42%
2.5/6
 
Glaurung 1.2.1 64-bit 4CPU276635%
11/31
39%
12.5/32
    
Loop 10.32f2765 43%
9/21
28%
2.5/9
   
Loop 12.322764 46%
18.5/40
  12%
0.5/4
 
Toga II 1.2.1a 32-bit276037%
14.5/39
40%
16/40
50%
1/2
100%
1/1
  
Hiarcs X54 Hypermodern 32-bit2756 50%
3/6
  25%
0.5/2
 
Hiarcs X50 Hypermodern2755 100%
1/1
 45%
13.5/30
  
Deep Sjeng 2.7275046%
17.5/38
35%
10.5/30
    
Strelka 1.0b 32-bit275041%
9/22
   50%
1/2
 
Spike 1.2 Turin274648%
25/52
40%
25/62
25%
0.5/2
   
Hiarcs X502744  50%
1/2
47%
14.5/31
  
Junior 10274441%
15/37
36%
11.5/32
0%
0/2
   
Fruit 2.2.12743 50%
1/2
36%
11.5/32
  24%
5.5/23
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Naum 2.1 32-bit274327%
6.5/24
33%
4/12
  42%
2.5/6
 
Fritz 92742 40%
8/20
39%
15.5/40
   
Glaurung 2.0.1 32-bit273947%
22/47
25%
4.5/18
    
Toga II 1.2 32-bit2735 46%
10.5/23
0%
0/1
50%
0.5/1
25%
0.5/2
 
Hiarcs X54 32-bit2731 59%
9.5/16
  17%
1/6
 
Arasan 15.6 64-bit273050%
1/2
62%
2.5/4
  0%
0/2
 
Twisted Logic 20090922 32-bit273038%
1.5/4
50%
1/2
    
Shredder 92726  31%
10.5/34
  31%
8/26
EXchess 7.03b 64-bit272325%
0.5/2
38%
1.5/4
    
Junior 10.1272162%
15/24
50%
1/2
    
Cheng4 0.35a 64-bit27190%
0/2
25%
2.5/10
    
iCE 1.0 64-bit270662%
2.5/4
55%
5.5/10
    
Ktulu 8270542%
21/50
42%
16/38
0%
0/2
38%
11.5/30
  
Chessmaster 11 Aiglos II270158%
17.5/30
25%
1/4
    
Fritz 8 Bilbao2700  27%
4/15
50%
0.5/1
  
Glaurung 2 epsilon/5 32-bit269760%
3/5
   50%
2/4
 
Fruit 2.12695 58%
3.5/6
  31%
2.5/8
 
Rhetoric 1.2 64-bit269525%
0.5/2
45%
4.5/10
    
Chessmaster 11 Archangel269453%
8.5/16
38%
1.5/4
    
Booot 4.15.0269342%
11/26
75%
1.5/2
    
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Rodent 1.2 64-bit269175%
1.5/2
50%
5/10
    
Delfi 5.4269062%
8/13
58%
3.5/6
    
Spike 1.12689  40%
12.5/31
  30%
6/20
Tornado 4.87a 32-bit268675%
1.5/2
60%
6/10
    
Chessmaster 11 Toxic268265%
13/20
25%
1/4
    
RedQueen 1.1.3 64-bit268175%
1.5/2
   75%
1.5/2
 
Rodent 1.0 64-bit267975%
1.5/2
75%
3/4
  0%
0/2
 
Tucano 5.00 64-bit267933%
2/6
55%
5.5/10
    
Cheese 1.7 64-bit267825%
0.5/2
45%
4.5/10
    
Deuterium 12.01.30.1070 64-bit267875%
1.5/2
   0%
0/2
 
Junior 92676  40%
14.5/36
30%
9/30
  
ProDeo 1.85267512%
0.5/4
   25%
0.5/2
 
Zap!Chess Paderborn SE 32-bit2670 58%
3.5/6
0%
0/2
100%
1/1
50%
1/2
 
ChessBrainVB 2.05266950%
2/4
33%
2/6
    
Scorpio 1.92669 0%
0/2
  50%
1/2
 
Djinn 1.021 64-bit266858%
3.5/6
   50%
1/2
 
Glaurung 1.2.1 Avalanche 32-bit266875%
1.5/2
   44%
3.5/8
 
Scorpio 1.84266750%
1.5/3
57%
4/7
    
SmarThink 1.00 32-bit266650%
2.5/5
38%
1.5/4
36%
13/36
43%
6.5/15
 35%
9/26
Chessmaster 11266562%
25/40
46%
17.5/38
  50%
2/4
 
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
LoopList 6.002665100%
2/2
25%
0.5/2
    
Ktulu 7.52664  36%
13.5/37
  34%
8.5/25
ProDeo 1.87266425%
0.5/2
   75%
1.5/2
 
Glaurung 1.2.1 Crusader 32-bit2663 57%
4/7
  38%
1.5/4
 
Alaric 707266162%
28.5/46
   75%
1.5/2
 
CM10th Xperience266159%
9.5/16
58%
3.5/6
58%
18/31
  50%
11/22
Vajolet 2.03266150%
1/2
40%
4/10
  0%
0/2
 
Pawny 1.0 64-bit266042%
2.5/6
38%
1.5/4
  75%
1.5/2
 
RedQueen 1.1.97 64-bit266050%
2/4
   0%
0/2
 
Scorpio 1.91266065%
26/40
62%
22.5/36
  25%
1.5/6
 
CM9000 Enforcer265862%
2.5/4
67%
4/6
  0%
0/4
 
Glaurung 1.2.1 32-bit265554%
21.5/40
55%
27.5/50
25%
0.5/2
   
Scorpio 2.02b2655100%
2/2
48%
9.5/20
    
CM10th Lazarus265462%
2.5/4
58%
3.5/6
  0%
0/2
 
Djinn 1.010 64-bit265325%
0.5/2
65%
6.5/10
    
Scorpio 2.0 32-bit265375%
1.5/2
88%
3.5/4
  75%
3/4
 
CM10th Paralyse265259%
20.5/35
56%
18.5/33
  50%
1/2
 
Philou 3.7.1 64-bit265247%
8.5/18
75%
3/4
  75%
1.5/2
 
E.T. Chess 13.01.08265062%
48.5/78
38%
1.5/4
    
Spike 1.0a2649  46%
15.5/34
  35%
8/23
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Cyrano 0.6b17 64-bit2648100%
4/4
   75%
1.5/2
 
CM10th Ogre264533%
4/12
62%
10/16
75%
1.5/2
50%
0.5/1
62%
2.5/4
 
Scorpio 1.812645100%
2/2
100%
1/1
  50%
1/2
 
Alaric 704264447%
15/32
   60%
3/5
 
CM10th Magic II2644  38%
1.5/4
  30%
6/20
Chronos 1.9.7264050%
1/2
25%
0.5/2
    
CM10th Guardian263950%
1.5/3
   71%
5/7
 
CM10th Pestilence263960%
3/5
62%
2.5/4
50%
1/2
50%
0.5/1
25%
1/4
 
Ktulu 7.12638  45%
14.5/32
  59%
13.5/23
ProDeo 1.74263875%
1.5/2
75%
1.5/2
    
RedQueen 1.0.0 32-bit26380%
0/2
55%
5.5/10
    
Slow Chess Blitz WV2.1263761%
27/44
59%
19/32
50%
16/32
100%
1/1
  
Delfi 5.2263662%
13/21
   75%
3/4
 
Scorpio 2.05b263650%
1/2
43%
6/14
    
Glaurung 1.0.2 32-bit2635  43%
13/30
  40%
9.5/24
Alfil 12 MT263350%
1/2
60%
6/10
    
CM10th Warrior263325%
0.5/2
75%
1.5/2
75%
1.5/2
100%
1/1
55%
5.5/10
 
Gandalf 6263365%
26/40
 62%
22.5/36
  40%
10/25
CM10th Default2632  55%
16.5/30
 75%
1.5/2
41%
11.5/28
CM9000 Assassin2631100%
3/3
55%
5.5/10
    
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Crafty 23.0 32-bit263075%
1.5/2
75%
1.5/2
    
Alfil 13.1 64-bit26290%
0/2
   50%
1/2
 
Delfi 5.1262958%
18.5/32
   56%
10/18
 
Glaurung 1.1 32-bit2626 50%
2/4
 50%
0.5/1
  
WildCat 7262548%
14.5/30
64%
23/36
  50%
0.5/1
 
Ruffian 2.1.0262457%
19.5/34
17%
0.5/3
25%
0.5/2
0%
0/1
  
Arasan 13.4 32-bit262350%
1/2
60%
6/10
    
Nebula 2.0 64-bit2623 38%
1.5/4
  25%
0.5/2
 
BugChess2 1.6.3 32-bit262088%
3.5/4
50%
16.5/33
    
Tucano 3.00 64-bit262075%
1.5/2
55%
5.5/10
    
Bison 9.62619 75%
1.5/2
50%
5/10
   
Hamsters 0.7.1261975%
3/4
50%
1/2
    
Slow Chess Blitz WV22616  43%
13/30
  42%
10.5/25
Zappa 1.1 64-bit2615 53%
16/30
  75%
1.5/2
 
Pharaon 3.5.1261350%
1/2
 57%
17/30
   
Naum 1.91 64-bit2609  60%
18/30
  50%
13.5/27
Naum 1.91 32-bit2606  67%
21.5/32
  57%
15.5/27
Alaric 0702b2605 25%
0.5/2
  50%
4.5/9
 
Scorpio 1.72604   50%
0.5/1
75%
1.5/2
 
Alfil 8.1.1260150%
4/8
55%
5.5/10
    
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Rodin 7.02601 69%
5.5/8
  75%
1.5/2
 
Delfi 5.02599  50%
1/2
38%
1.5/4
  
Sloppy 0.2.2 32-bit259962%
2.5/4
40%
4/10
    
Aristarch 4.502596  55%
16/29
25%
1/4
 62%
15/24
The Baron 2.23 32-bit259575%
1.5/2
88%
3.5/4
    
CuckooChess 1.12 32-bit259175%
1.5/2
80%
8/10
    
The Baron 1.8.1259175%
1.5/2
   64%
9/14
 
Booot 4.13.1258766%
21/32
   38%
6/16
 
Quazar 0.3b 32-bit258250%
1/2
 61%
5.5/9
   
Zappa 1.1 32-bit2581 100%
3/3
 100%
1/1
  
Frenzee 3.0 32-bit2577 72%
13/18
 62%
2.5/4
  
Pharaon 3.32577   100%
1/1
75%
1.5/2
 
Frenzee 2.02564 64%
11.5/18
  75%
1.5/2
 
ProDeo 1.2 Mx42557100%
2/2
   67%
6/9
 
Colossus 2006f2555 75%
1.5/2
 57%
19.5/34
  
Cheese 1.6.1 64-bit2545 75%
6/8
  50%
1/2
 
Crafty 21.5 32-bit254272%
23/32
   62%
2.5/4
 
Booot 4.13.02527 100%
1/1
  80%
4/5
 
Movei 00.8.403252668%
20.5/30
50%
0.5/1
  100%
1/1
 
Crafty 20.14 32-bit2517  50%
0.5/1
60%
18/30
  
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Chess
Tiger
15
Gambit
Chess
Tiger
2007
Gambit
Chess
Tiger
2004
Nimzo 82513   65%
19.5/30
75%
1.5/2
 
Crafty 20.13 32-bit2507  0%
0/1
 75%
1.5/2
 
Movei 00.8.2952507   100%
1/1
100%
2/2
 
SpiderChess 0706032482 50%
0.5/1
  100%
1/1
 
Gaia 3.5 64-bit2412100%
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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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

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Created in 2005-2013 by CCRL team
Last games added on June 15, 2019