CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

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 CPU.
Computed on November 16, 2019 with Bayeselo based on 1'098'633 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+
1Myrddin 0.87 64-bit 4CPU2482+35−3538.9%+81.028.4%296 
100.0%
 Myrddin 0.87 64-bit2396+14−1450.1%+0.129.5%1822
99.8%
 Myrddin 0.86 64-bit2359+22−2249.4%+5.829.9%743
100.0%
 Myrddin 0.85 64-bit2219+27−2752.0%−15.722.2%518
74.9%
 Myrddin 0.85 32-bit2206+27−2752.1%−15.823.0%500
100.0%
 Myrddin 0.84 32-bit2112+30−3048.6%+10.526.4%387
97.9%
 Myrddin 0.83k 64-bit2066+33−3347.5%+16.026.6%316
99.5%
 Myrddin 0.83 32-bit2006+30−3046.1%+26.926.2%382
 

Results matrix

Custom engine selection
#NameElo12345678
1Myrddin 0.87 64-bit 4CPU2482        
2Myrddin 0.87 64-bit2396        
3Myrddin 0.86 64-bit2359        
4Myrddin 0.85 64-bit2219        
5Myrddin 0.85 32-bit2206        
6Myrddin 0.84 32-bit2112        
7Myrddin 0.83k 64-bit2066        
8Myrddin 0.83 32-bit2006        
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
1Myrddin 0.87 64-bit 4CPU2482 100.0100.0100.0100.0100.0100.0100.0
2Myrddin 0.87 64-bit23960.0 99.8100.0100.0100.0100.0100.0
3Myrddin 0.86 64-bit23590.00.2 100.0100.0100.0100.0100.0
4Myrddin 0.85 64-bit22190.00.00.0 74.9100.0100.0100.0
5Myrddin 0.85 32-bit22060.00.00.025.1 100.0100.0100.0
6Myrddin 0.84 32-bit21120.00.00.00.00.0 97.9100.0
7Myrddin 0.83k 64-bit20660.00.00.00.00.02.1 99.5
8Myrddin 0.83 32-bit20060.00.00.00.00.00.00.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Myrddin 0.87 64-bit 4CPU2482 60000000
2Myrddin 0.87 64-bit239660 39240308200
3Myrddin 0.86 64-bit23590392 10230060
4Myrddin 0.85 64-bit2219040102 246734818
5Myrddin 0.85 32-bit220603030246 35454137
6Myrddin 0.84 32-bit211208073354 80250
7Myrddin 0.83k 64-bit20660206485480 72
8Myrddin 0.83 32-bit20060001813725072 
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
1Myrddin 0.87 64-bit 4CPU2482 2.80.00.00.00.00.00.0
2Myrddin 0.87 64-bit23962.8 15.31.71.30.40.90.0
3Myrddin 0.86 64-bit23590.015.3 8.12.40.00.60.0
4Myrddin 0.85 64-bit22190.01.78.1 24.28.15.82.0
5Myrddin 0.85 32-bit22060.01.32.424.2 39.96.615.5
6Myrddin 0.84 32-bit21120.00.40.08.139.9 11.432.5
7Myrddin 0.83k 64-bit20660.00.90.65.86.611.4 10.3
8Myrddin 0.83 32-bit20060.00.00.02.015.532.510.3 
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 98 common opponents

Custom engine selection
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.85
32-bit
Myrddin
0.84
32-bit
Myrddin
0.83k
64-bit
Myrddin
0.83
32-bit
DanaSah 5.072569 0%
0/4
12%
0.5/4
     
Fridolin 2.00 64-bit25310%
0/1
12%
0.5/4
      
Crafty 20.14 32-bit2517 0%
0/4
62%
2.5/4
     
Arminius 2014-01-18 64-bit2503 12%
0.5/4
42%
5/12
     
Ghost 2.0.2 64-bit2485 44%
7/16
38%
1.5/4
     
Quark 2.352469100%
1/1
50%
2/4
      
Orion 0.4 64-bit2452100%
1/1
50%
4/8
      
Betsabe II 1.472443 32%
6/19
75%
1.5/2
     
Ares 1.005 64-bit2418 54%
7.5/14
25%
1.5/6
     
Shallow r688 64-bit2413 67%
4/6
45%
10/22
     
Ifrit m1.8 64-bit2412 56%
5/9
36%
10/28
     
RomiChess P3L 64-bit2400 25%
0.5/2
50%
8/16
     
Simplex 0.9.8 64-bit2400 50%
3/6
12%
0.5/4
     
Tigran 2.4n 64-bit2399 43%
6/14
40%
8/20
     
Alex 2.14a 64-bit2393 12%
0.5/4
56%
9/16
     
Waxman 20142389 40%
8/20
75%
3/4
     
Sorgenkind 0.42388 38%
1.5/4
25%
1/4
     
Ares GB 64-bit238662%
18.5/30
58%
10.5/18
      
Comet B682384100%
1/1
53%
8/15
      
OliThink 5.3.2 64-bit2374 30%
1.5/5
45%
10/22
     
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.85
32-bit
Myrddin
0.84
32-bit
Myrddin
0.83k
64-bit
Myrddin
0.83
32-bit
iCE 0.22372 50%
2/4
44%
3.5/8
 25%
1/4
   
Tytan 9.32 64-bit2368 48%
10.5/22
50%
1/2
     
Plisk 0.2.7d 64-bit2361 38%
3/8
50%
1/2
     
Plisk 0.2.7d 32-bit2351 62%
2.5/4
  100%
2/2
   
Gibbon 2.60a 64-bit2337 38%
1.5/4
75%
3/4
     
Maverick 0.51 64-bit2337 58%
7/12
68%
9.5/14
35%
3.5/10
    
Bagatur 1.3a 64-bit2326 44%
4/9
57%
12.5/22
25%
0.5/2
    
Sjakk 1.1.92326   50%
2/4
25%
0.5/2
   
ECE 12.012319  44%
8/18
0%
0/2
25%
0.5/2
   
EveAnn 1.71a2319 50%
2/4
50%
17/34
     
EveAnn 1.672318  50%
2/4
 25%
0.5/2
   
Sjakk 1.1.82303 38%
3/8
  44%
3.5/8
   
Natwarlal 0.142302  100%
2/2
 50%
2/4
   
Matilde 2008 64-bit2292 67%
4/6
50%
1/2
     
Chaturanga 2.4.32289   56%
13.5/24
25%
1/4
50%
1/2
  
FireFly 2.7.0 64-bit2287 56%
4.5/8
50%
4/8
     
AliChess 4.252284   0%
0/4
28%
4.5/16
   
Rhetoric Lite2283  42%
2.5/6
25%
0.5/2
    
Butcher 1.64 64-bit2281 100%
1/1
50%
12/24
     
Orion 0.2 64-bit2279 75%
6/8
75%
12/16
     
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.85
32-bit
Myrddin
0.84
32-bit
Myrddin
0.83k
64-bit
Myrddin
0.83
32-bit
Gibbon 2.57a 64-bit2273  60%
6/10
50%
1/2
    
Fischerle 0.9.60 64-bit2265  88%
3.5/4
31%
2.5/8
    
Protej 0.5.8c2255 69%
5.5/8
50%
1/2
     
Exacto 0.e 64-bit2251 50%
3/6
100%
2/2
   17%
1/6
 
MadChess 1.4 64-bit2249 25%
0.5/2
59%
9.5/16
     
Mango Paola Ajedrez 4.12247 50%
1/2
67%
4/6
     
Fischerle 0.9.50 64-bit2244 88%
3.5/4
75%
1.5/2
     
Absolute Zero 2.4.0.0 64-bit2243 100%
2/2
100%
2/2
     
Atak 6.82237   59%
16.5/28
31%
8/26
   
Buzz 0.08 64-bit2230 88%
3.5/4
75%
1.5/2
     
Dolphin 1.0 64-bit2230   42%
2.5/6
29%
3.5/12
38%
1.5/4
  
Vajolet 1.62.12222  69%
5.5/8
25%
0.5/2
    
Beowulf 2.4a 32-bit2217    44%
7/16
0%
0/4
  
Gibbon 2.52a2217   58%
14/24
50%
1/2
42%
2.5/6
  
ChessKISS 1.7c 64-bit2213 88%
3.5/4
 50%
5/10
    
Adam 3.32211   29%
3.5/12
50%
10/20
   
ChessKISS 1.7 64-bit2209  62%
2.5/4
60%
6/10
    
FireFly 2.5.13 64-bit2208  62%
2.5/4
67%
8/12
    
BlackBishop 1.02202    55%
5.5/10
42%
2.5/6
  
Jazz 444 32-bit2195    71%
13.5/19
50%
1/2
  
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.85
32-bit
Myrddin
0.84
32-bit
Myrddin
0.83k
64-bit
Myrddin
0.83
32-bit
Shallow 1.0 64-bit2186  50%
2/4
42%
5/12
    
KMTChess 1.2.1 32-bit2182    40%
4/10
45%
4.5/10
  
ECE 11.012180    67%
8/12
25%
0.5/2
  
FireFly 2.5.102180    33%
4/12
45%
4.5/10
  
Hamsters 0.0.62178     45%
4.5/10
 12%
1/8
Sjakk 1.1.72174    50%
2/4
25%
0.5/2
  
iCE 0.12162    67%
4/6
15%
1.5/10
  
Chesley r323 32-bit2156    31%
2.5/8
46%
5.5/12
  
KnockOut 0.7.12151   62%
15/24
65%
15.5/24
21%
1.5/7
35%
8.5/24
50%
1/2
GopherCheck 0.2.2 64-bit2141 88%
3.5/4
   75%
3/4
62%
2.5/4
 
Prophet 2.0 32-bit2137     38%
1.5/4
42%
10/24
 
Adam 3.22132     50%
3/6
29%
7/24
38%
1.5/4
Bearded 06_29_022130    100%
4/4
42%
2.5/6
 50%
1/2
Kurt 0.9.2 32-bit2114    69%
5.5/8
72%
11.5/16
  
Carballo 0.52096   50%
1/2
75%
9/12
30%
3/10
 75%
3/4
FireFly 2.5.6 32-bit2087     0%
0/2
 25%
0.5/2
BikJump 2.01 32-bit2084      57%
27.5/48
33%
2/6
BigLion 2.23x2067    50%
1/2
38%
1.5/4
 31%
2.5/8
Sjakk 1.1.62067     75%
4.5/6
54%
13/24
 
Protej 0.5.72054    50%
3/6
50%
3.5/7
 25%
2/8
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.85
32-bit
Myrddin
0.84
32-bit
Myrddin
0.83k
64-bit
Myrddin
0.83
32-bit
Rhetoric 0.10.d2050   40%
4/10
75%
1.5/2
   
PLP 16615712047    70%
3.5/5
69%
12.5/18
 43%
6/14
Jabba 1.0 32-bit2044    92%
5.5/6
54%
7/13
 65%
6.5/10
Matheus 2.32042      48%
11.5/24
31%
2.5/8
ECE 1.12040     100%
5/5
 25%
2.5/10
ChessMind 0.822031    100%
2/2
100%
1/1
43%
20.5/48
88%
3.5/4
Slibo 0.5.12025    80%
8/10
62%
7.5/12
 33%
2/6
Bubble 1.52011   81%
6.5/8
75%
7.5/10
0%
0/4
  
BSC 3.91995    67%
4/6
38%
1.5/4
 70%
7/10
Schola 1.1.0 32-bit1992    50%
1/2
64%
7/11
 46%
6.5/14
AdroitChess 0.31983   100%
4/4
88%
3.5/4
   
Dabbaba 5.671965   75%
1.5/2
100%
2/2
  60%
6/10
BSC 3.9++ 32-bit1960   50%
1/2
62%
2.5/4
   
Monik 2.2.3 32-bit1954    100%
2/2
100%
4/4
  
MatMoi 7.15.0-cct 32-bit1938    100%
2/2
86%
6/7
 50%
9/18
Reger 0.091908    100%
2/2
75%
4.5/6
 64%
9/14
Jabba 130320121906   100%
4/4
75%
1.5/2
   
GChess IV 0.2.01880    100%
2/2
62%
2.5/4
  
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
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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

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:
Recalibrate:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019