CCRL 40/15
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 1'220'986 games
played by 2'799 programs

White wins: 419'408 (34.3%)
Black wins: 308'533 (25.3%)
Draws: 493'045 (40.4%)
White score: 54.5%

Custom engine selection

Comparing 7 engines!
7 selected engines played 60 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on March 2, 2021 with Bayeselo based on 1'220'986 games
Please refer to the "about" page for comments on engine inclusion.

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+
1CT800 1.40 64-bit2393+28−2847.9%+14.128.0%446 
59.2%
 CT800 1.41 64-bit2388+29−2949.5%+1.625.7%409
100.0%
 CT800 1.34 64-bit2297+20−2048.0%+14.926.1%928
99.0%
 CT800 1.32 64-bit2264+19−1947.1%+21.727.0%963
70.5%
 CT800 1.30 64-bit2257+20−2052.6%−18.522.6%934
99.6%
 CT800 1.12 64-bit2217+22−2253.2%−23.122.1%774
98.7%
 CT800 1.20 64-bit2175+29−2947.2%+18.323.1%432
 

Results matrix

Custom engine selection
#NameElo1234567
1CT800 1.40 64-bit2393       
2CT800 1.41 64-bit2388       
3CT800 1.34 64-bit2297       
4CT800 1.32 64-bit2264    31.5 − 28.5
+18−15=27
+9
  
5CT800 1.30 64-bit2257   28.5 − 31.5
+15−18=27
−9
   
6CT800 1.12 64-bit2217       
7CT800 1.20 64-bit2175       
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
#NameElo1234567
1CT800 1.40 64-bit2393 59.2100.0100.0100.0100.0100.0
2CT800 1.41 64-bit238840.8 100.0100.0100.0100.0100.0
3CT800 1.34 64-bit22970.00.0 99.099.7100.0100.0
4CT800 1.32 64-bit22640.00.01.0 70.599.9100.0
5CT800 1.30 64-bit22570.00.00.329.5 99.6100.0
6CT800 1.12 64-bit22170.00.00.00.10.4 98.7
7CT800 1.20 64-bit21750.00.00.00.00.01.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1CT800 1.40 64-bit2393 4232701264606
2CT800 1.41 64-bit2388423 23312425428
3CT800 1.34 64-bit2297270233 376246235156
4CT800 1.32 64-bit22641212376 493168139
5CT800 1.30 64-bit22576442246493 239322
6CT800 1.12 64-bit22176054235168239 146
7CT800 1.20 64-bit2175628156139322146 
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
#NameElo1234567
1CT800 1.40 64-bit2393 49.519.70.94.64.90.7
2CT800 1.41 64-bit238849.5 17.40.93.14.63.3
3CT800 1.34 64-bit229719.717.4 19.913.213.811.5
4CT800 1.32 64-bit22640.90.919.9 26.09.710.0
5CT800 1.30 64-bit22574.63.113.226.0 14.023.6
6CT800 1.12 64-bit22174.94.613.89.714.0 12.1
7CT800 1.20 64-bit21750.73.311.510.023.612.1 
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 106 common opponents

Custom engine selection
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Donna 4.1 64-bit258750%
2/4
50%
2/4
     
Bagatur 1.5g 64-bit25020%
0/10
40%
4/10
     
MadChess 2.2 64-bit249335%
3.5/10
25%
2.5/10
     
Arasan 10.2 32-bit248050%
5/10
20%
2/10
     
Nemeton 1.81246544%
8/18
43%
6/14
     
Nemeton 1.82460  25%
1/4
24%
8/34
   
Eeyore 1.52 64-bit244250%
5/10
35%
3.5/10
     
Teki 2 64-bit2440  12%
0.5/4
 33%
10.5/32
  
Taltos rev118 64-bit243933%
4/12
   0%
0/2
  
Tunguska 1.1 64-bit243962%
10/16
33%
1/3
25%
1/4
    
NoC 4.20 64-bit242548%
10.5/22
30%
3/10
     
Nemeton 1.72420   23%
7.5/32
19%
6/32
  
Gaia 3.5 64-bit241630%
3/10
 45%
4.5/10
    
RomiChess P3n 64-bit2415 75%
3/4
38%
1.5/4
    
Hedgehog 2.0 64-bit240958%
3.5/6
69%
5.5/8
     
Dragon 4.62406 35%
3.5/10
50%
5/10
    
KnightDreamer 3.32398 50%
2/4
50%
2/4
    
Myrddin 0.87 64-bit239731%
5/16
70%
7/10
38%
1.5/4
  25%
8/32
 
Popochin 4.1 64-bit239721%
2.5/12
 30%
3/10
    
Amateur 2.82239540%
4/10
 45%
4.5/10
    
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Ares GB 64-bit2392  62%
7.5/12
26%
8/31
   
Zevra 2.1.2 r248 64-bit239158%
11.5/20
33%
4/12
25%
1.5/6
    
Ares GB 1.1 64-bit239046%
5.5/12
46%
5.5/12
     
Galjoen 0.39 64-bit2388  25%
1/4
39%
13/33
   
Googleplex Starthinker 1.6 64-bit238640%
4/10
44%
3.5/8
     
Tytan 9.3238446%
5.5/12
30%
3/10
     
Isa 2.0.83 64-bit238147%
8.5/18
55%
12/22
50%
2/4
    
Zevra 2.1.1 r216 64-bit2381  31%
2.5/8
 33%
2/6
  
Jazz 721 64-bit237975%
7.5/10
 35%
3.5/10
    
Waxman 20172371  12%
0.5/4
38%
12/32
   
Raven 0.80 64-bit236936%
5/14
 54%
7.5/14
    
Isa 2.0.64 64-bit2364  44%
3.5/8
25%
8/32
46%
6.5/14
38%
1.5/4
17%
1/6
Plisk 0.2.7d 64-bit2363 45%
4.5/10
35%
3.5/10
  12%
0.5/4
 
Topple 0.1.1 64-bit236067%
8/12
75%
7.5/10
  35%
10.5/30
  
Barbarossa 0.6.0 64-bit235255%
5.5/10
54%
6.5/12
50%
9/18
    
Ceibo 0.5 64-bit235250%
2/4
71%
8.5/12
     
Isa 2.1 64-bit235250%
2/4
 0%
0/2
 50%
3/6
  
Jazz 840 64-bit2340 12%
0.5/4
    39%
12.5/32
Napoleon 1.8 64-bit2339  46%
6.5/14
38%
12/32
   
Aice 0.99.22338  45%
4.5/10
   17%
1/6
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Amundsen 0.802329    21%
3/14
 42%
2.5/6
FireFly 2.7.2 64-bit2329100%
2/2
 56%
10/18
36%
11.5/32
50%
7/14
25%
1/4
17%
1/6
Zeus 1.272326 60%
6/10
40%
4/10
    
Googleplex Starthinker 1.4 64-bit2321  56%
4.5/8
44%
14/32
   
KnightX 1.93 64-bit2321  40%
14.5/36
  40%
4/10
 
EveAnn 1.72232075%
1.5/2
62%
2.5/4
50%
2/4
53%
19/36
43%
6/14
28%
10/36
 
KnightX 1.922317    29%
4/14
 42%
2.5/6
Asymptote 0.2.0 64-bit2315   17%
0.5/3
31%
2.5/8
  
Averno 0.812315    57%
8/14
 17%
1/6
Ant 2006-F2302  35%
3.5/10
   8%
0.5/6
RubiChess 0.7 64-bit2302  50%
5/10
  46%
6.5/14
 
Fischerle 0.9.80 SE 64-bit2301  42%
5/12
 54%
7.5/14
50%
1.5/3
 
Absolute Zero 2.4.7.2 64-bit2297  50%
2/4
  36%
11.5/32
 
Invictus r228 64-bit2292  52%
12.5/24
46%
21/46
50%
3/6
  
Chaturanga 2.4.32290  55%
5.5/10
   42%
2.5/6
Matilde 2008 64-bit2290 65%
6.5/10
35%
3.5/10
    
Galjoen 0.38 64-bit2284     38%
1.5/4
25%
0.5/2
AliChess 4.252283 60%
6/10
    50%
3/6
Kingfisher 1.0 64-bit2281   53%
8.5/16
25%
2.5/10
  
Chispa 4.0.32275  62%
2.5/4
   33%
2/6
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Zevra 1.8.6 r672 64-bit2270   49%
18.5/38
 50%
4/8
 
CeeChess 1.3.2 64-bit226983%
5/6
75%
3/4
0%
0/2
    
Ayito 0.2.9942268 45%
4.5/10
88%
3.5/4
    
Protej 0.5.8c2257    64%
9/14
 50%
3/6
RattateChess 1.0 Nosferatu2254  38%
1.5/4
61%
19.5/32
  25%
1.5/6
Absolute Zero 3.3.2.0 64-bit225358%
3.5/6
62%
2.5/4
50%
1/2
    
Exacto 0.e 64-bit2252  88%
3.5/4
   50%
3/6
Zevra 1.8.5 r664 64-bit2249 70%
7/10
65%
6.5/10
    
Mango Paola Ajedrez 4.12246   50%
6/12
  0%
0/6
Weini 0.0.23 64-bit2242  50%
2/4
 53%
23.5/44
  
RamJet 0.132236  50%
2/4
42%
5/12
   
Zevra 1.8.4 r650 64-bit2236    41%
6.5/16
69%
5.5/8
42%
2.5/6
Dolphin 1.0 64-bit2231  38%
1.5/4
61%
19.5/32
   
Atak 6.72230  50%
2/4
50%
6/12
   
SpaceDog 0.97.7 64-bit2230100%
4/4
100%
2/2
58%
11.5/20
    
Tiny Chess 1.46 64-bit2225  50%
2/4
46%
6/13
50%
1/2
25%
0.5/2
25%
2/8
Robocide 20170718 64-bit2221  88%
3.5/4
  54%
18.5/34
19%
1.5/8
Beowulf 2.4a 32-bit2219   71%
8.5/12
 58%
18.5/32
 
Joker2 0.7.7 64-bit2215  75%
4.5/6
62%
2.5/4
59%
9.5/16
 58%
3.5/6
OBender 03.2016 64-bit2215     0%
0/2
19%
1.5/8
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Adam 3.32211    46%
6.5/14
 58%
3.5/6
Latista (Sinobyl) 1.52206   67%
8/12
68%
9.5/14
 33%
2/6
Baislicka 1.0 64-bit2205  100%
4/4
 43%
6/14
25%
0.5/2
 
Dorpsgek Eve's Temptation 64-bit2200  43%
6/14
 58%
10.5/18
46%
23/50
 
Achillees 1.0 64-bit2199100%
4/4
 70%
7/10
    
NG-Play 9.87 64-bit2191    50%
1/2
64%
20.5/32
50%
1/2
GopherCheck 0.2.3 64-bit2190   67%
21.5/32
44%
8/18
0%
0/2
33%
2/6
MORA 1.1.02184100%
4/4
 70%
7/10
    
NG-Play 9.87b 64-bit2183  62%
2.5/4
  50%
1/2
 
Soldat III 0.187 64-bit2178  75%
1.5/2
 62%
2.5/4
50%
1/2
 
Asymptote 0.1.8 64-bit2177   71%
8.5/12
68%
27/40
  
Clever Girl r185 64-bit2171  54%
6.5/12
 62%
2.5/4
50%
3/6
0%
0/2
RamJet 0.142170  75%
1.5/2
 75%
3/4
59%
19.5/33
25%
0.5/2
Micah 1.0 64-bit2162100%
4/4
 69%
11/16
    
Blitzkrieg rev337 64-bit2142    75%
1.5/2
75%
1.5/2
68%
9.5/14
Parrot 07.07.222136    71%
10/14
 75%
9/12
Barbarossa 0.4.0 64-bit2134    62%
2.5/4
51%
18.5/36
100%
2/2
Tunguska 1.0 64-bit2130    50%
2/4
67%
4/6
75%
1.5/2
Embla 2.0.5 64-bit2122  75%
3/4
65%
22/34
   
Embla 1.0.2 64-bit2111    56%
9/16
 62%
5/8
NameEloCT800
1.40
64-bit
CT800
1.41
64-bit
CT800
1.34
64-bit
CT800
1.32
64-bit
CT800
1.30
64-bit
CT800
1.12
64-bit
CT800
1.20
64-bit
Prophet3 20170909 64-bit2101    100%
4/4
67%
4/6
25%
0.5/2
Hedgehog 1.81 64-bit2090    75%
10.5/14
 60%
6/10
Cinnamon 2.0 64-bit2036     62%
2.5/4
100%
2/2
Abbess 2018.02.072033    75%
1.5/2
 50%
1/2
Wuttang r2 64-bit2026     50%
2/4
100%
2/2
Abbess 2016.12.112019     25%
1/4
58%
3.5/6
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

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


Created in 2005-2013 by CCRL team
Last games added on March 2, 2021