CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Custom engine selection

Comparing 7 engines!
7 selected engines played 0 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 April 18, 2021 with Bayeselo based on 1'237'253 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+
1Popochin 4.1 64-bit2396+16−1650.6%−3.029.4%1352 
100.0%
 Popochin 4.0 64-bit2337+27−2751.9%−14.127.3%465
82.7%
 Popochin 2.92317+31−3148.1%+16.730.2%378
71.5%
 Popochin 3.12304+34−3447.4%+17.224.5%302
63.9%
 Popochin 3.22297+17−1847.7%+15.331.6%1121
66.8%
 Popochin 3.02288+32−3248.1%+9.135.7%314
79.5%
 Popochin 2.72269+33−3447.6%+18.632.6%310
 

Results matrix

Custom engine selection
#NameElo1234567
1Popochin 4.1 64-bit2396       
2Popochin 4.0 64-bit2337       
3Popochin 2.92317       
4Popochin 3.12304       
5Popochin 3.22297       
6Popochin 3.02288       
7Popochin 2.72269       
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
1Popochin 4.1 64-bit2396 100.0100.0100.0100.0100.0100.0
2Popochin 4.0 64-bit23370.0 82.793.199.298.799.9
3Popochin 2.923170.017.3 71.586.989.498.1
4Popochin 3.123040.06.928.5 63.973.692.2
5Popochin 3.222970.00.813.136.1 66.892.5
6Popochin 3.022880.01.310.626.433.2 79.5
7Popochin 2.722690.00.11.97.87.520.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1Popochin 4.1 64-bit2396 5111047117786120
2Popochin 4.0 64-bit2337511 72722418359
3Popochin 2.9231710472 35124121138
4Popochin 3.12304717235 25612862
5Popochin 3.22297177241124256 254185
6Popochin 3.022888683121128254 102
7Popochin 2.722691205913862185102 
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
1Popochin 4.1 64-bit2396 28.16.04.37.25.27.2
2Popochin 4.0 64-bit233728.1 8.59.415.210.77.6
3Popochin 2.923176.08.5 5.18.317.520.1
4Popochin 3.123044.39.45.1 18.020.810.1
5Popochin 3.222977.215.28.318.0 17.712.9
6Popochin 3.022885.210.717.520.817.7 16.3
7Popochin 2.722697.27.620.110.112.916.3 
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 119 common opponents

Custom engine selection
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Quark 2.35246975%
3/4
  12%
0.5/4
   
Orion 0.4 64-bit245238%
1.5/4
25%
1/4
     
Typhoon 1.00-3482444   25%
1.5/6
0%
0/2
  
Bearded N44.5 64-bit244162%
7.5/12
25%
1/4
     
Nemeton 1.6243938%
3/8
50%
2/4
     
Snitch 1.6.2 32-bit2437   0%
0/2
  0%
0/2
DanaSah 3.632428   75%
1.5/2
 25%
1/4
 
DanaSah 2.852421  25%
0.5/2
   62%
2.5/4
Kiwi 0.6d 32-bit242044%
3.5/8
 25%
1/4
   0%
0/2
PostModernist 1016241862%
5/8
 0%
0/2
    
RomiChess P3n 64-bit241467%
8/12
25%
1/4
     
Ares 1.005.2 64-bit241212%
0.5/4
50%
2.5/5
     
Delphil 1.6c2412  50%
1/2
   0%
0/2
Typhoon 1.00-3142411  75%
1.5/2
  50%
1/2
 
Diablo 0.5.12410  38%
1.5/4
   0%
0/2
Queen 4.032410   25%
0.5/2
0%
0/4
  
Hermann 2.02408   25%
0.5/2
 12%
0.5/4
 
RomiChess P3k 32-bit2408   50%
4/8
17%
1/6
  
Hermann 1.92407  0%
0/2
   0%
0/2
Djinn 0.925x2403  100%
1/1
   75%
1.5/2
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Gosu 0.16240350%
6/12
50%
0.5/1
 0%
0/1
50%
1/2
 38%
1.5/4
Delphil 1.82399   25%
0.5/2
25%
0.5/2
50%
1/2
 
Myrddin 0.87 64-bit239750%
10/20
30%
1.5/5
   38%
1.5/4
 
Patzer 3.802397  50%
1/2
   0%
0/2
Amateur 2.82239538%
3/8
 25%
0.5/2
   50%
1/2
Googleplex Starthinker 1.6 64-bit238638%
1.5/4
    15%
1.5/10
 
Horizon 4.42386   42%
11/26
36%
5/14
  
Comet B68238462%
5/8
 0%
0/1
62%
2.5/4
  38%
1.5/4
Tytan 9.32384  0%
0/2
62%
2.5/4
  25%
0.5/2
Thor's Hammer 2.28 32-bit2383  25%
0.5/2
12%
0.5/4
 50%
1/2
33%
1/3
DanaSah 2.442373    0%
0/2
44%
3.5/8
 
Waxman 2017237142%
8.5/20
28%
2.5/9
     
Pupsi 0.192367   0%
0/4
0%
0/2
12%
0.5/4
 
Isa 2.0.64 64-bit236460%
14.5/24
65%
8.5/13
     
Plisk 0.2.7d 64-bit236354%
6.5/12
40%
2/5
     
RomiChess P3m 64-bit2360100%
8/8
55%
5.5/10
     
Alfil 6.102359  50%
1/2
 50%
1/2
 25%
1/4
Flux 2.2.12358   25%
0.5/2
52%
10.5/20
50%
1/2
 
Philou 2.7.02356 45%
4.5/10
  55%
5.5/10
  
Dirty 0.99z2354 35%
3.5/10
  50%
2/4
  
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Counter 0.82353   38%
1.5/4
29%
3.5/12
  
Tytan 9.32 32-bit2347    75%
1.5/2
67%
4/6
 
Arion 1.7234256%
4.5/8
 50%
2/4
 75%
1.5/2
75%
1.5/2
38%
4.5/12
Jazz 840 64-bit2340    48%
15.5/32
69%
5.5/8
 
LittleThought 1.03 32-bit2340   17%
1/6
43%
9.5/22
  
Aice 0.99.2233850%
4/8
55%
5.5/10
44%
3.5/8
 17%
1/6
 50%
1/2
Asterisk 0.6233269%
5.5/8
  25%
0.5/2
22%
4/18
25%
0.5/2
 
Horizon 4.32332  35%
3.5/10
  100%
2/2
70%
3.5/5
FireFly 2.7.2 64-bit232948%
9.5/20
64%
9/14
     
LittleThought 1.00 32-bit2327  45%
4.5/10
   25%
0.5/2
Zeus 1.27232688%
7/8
     69%
5.5/8
Chezzz 1.0.3232356%
4.5/8
65%
6.5/10
  39%
3.5/9
  
Dirty 0.99n2322   55%
11/20
50%
1/2
  
EveAnn 1.72232071%
10/14
33%
3/9
     
KnightX 1.92231750%
6/12
68%
7.5/11
67%
4/6
 75%
1.5/2
0%
0/2
 
Averno 0.81231470%
7/10
55%
5.5/10
56%
5/9
 50%
3/6
42%
2.5/6
62%
2.5/4
GreKo 5.52312 60%
6/10
 25%
0.5/2
 42%
5/12
 
Sage 2.2a2308  33%
2/6
25%
0.5/2
 38%
1.5/4
 
Ares 1.003a2305 55%
5.5/10
  50%
5.5/11
  
Zeus 1.292303  50%
2/4
 43%
6/14
50%
3/6
 
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Anechka 0.082302  62%
2.5/4
 62%
10/16
62%
2.5/4
67%
2/3
Ant 2006-F230231%
2.5/8
40%
4/10
50%
1/2
 44%
3.5/8
 50%
1/2
Joker 1.1.14230244%
3.5/8
65%
6.5/10
 50%
16.5/33
42%
8.5/20
  
RubiChess 0.7 64-bit230244%
3.5/8
47%
7/15
     
nanoSzachy 2.92302    55%
5.5/10
40%
4/10
 
nanoSzachy 2.82300 55%
5.5/10
0%
0/2
    
Natwarlal 0.142299  38%
1.5/4
 33%
6/18
38%
1.5/4
25%
0.5/2
Absolute Zero 2.4.7.2 64-bit229775%
3/4
46%
6.5/14
     
Natwarlal 0.122293 55%
5.5/10
  60%
6/10
 75%
3/4
Chaturanga 2.4.3229044%
3.5/8
60%
6/10
  67%
4/6
  
Matilde 2008 64-bit229069%
5.5/8
45%
4.5/10
     
Rotor 0.22288   59%
13/22
50%
1/2
25%
1/4
 
FireFly 2.7.0 64-bit2287  56%
4.5/8
 50%
1/2
  
Zeus 1.282284  75%
1.5/2
  38%
1.5/4
 
AliChess 4.25228350%
4/8
45%
4.5/10
  50%
1/2
  
Bison 8.2.4r2282   25%
0.5/2
28%
4.5/16
  
Butcher 1.64 64-bit2281 61%
8.5/14
  75%
1.5/2
  
Brutus 5.42280   25%
0.5/2
50%
1/2
 45%
4.5/10
GreKo 5.2.52279  75%
1.5/2
  56%
4.5/8
50%
3/6
Jumbo 0.4.0 64-bit2278 75%
7.5/10
 42%
2.5/6
   
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Chispa 4.0.3227444%
3.5/8
60%
6/10
 88%
3.5/4
58%
3.5/6
12%
0.5/4
40%
4/10
Ayito 0.2.994226975%
6/8
60%
6/10
75%
1.5/2
50%
1/2
67%
4/6
75%
6/8
 
Cheese 1.22262    25%
0.5/2
 45%
4.5/10
Brutus 6.02252    64%
4.5/7
 60%
6/10
Joker 1.1.062252    25%
0.5/2
 45%
4.5/10
EXchess 5.01b 32-bit2251  50%
1/2
50%
1/2
100%
2/2
25%
0.5/2
50%
2.5/5
Beowulf 2.4a 64-bit225044%
3.5/8
75%
7.5/10
     
Absolute Zero 2.4.0.0 64-bit2243  65%
6.5/10
 100%
2/2
  
AliChess 4.062234     0%
0/2
25%
0.5/2
Deuterium 06.08.25.042231  67%
4/6
100%
2/2
50%
1/2
62%
2.5/4
 
SpaceDog 0.97.7 64-bit223075%
1.5/2
     69%
5.5/8
Gibbon 2.42c2225   50%
1/2
88%
3.5/4
58%
3.5/6
 
Hussar 0.22225   75%
4.5/6
25%
0.5/2
  
Uralochka 1.1b2219    63%
29/46
50%
2/4
 
GarboChess 0.212216    75%
1.5/2
85%
8.5/10
 
Joker2 0.7.7 64-bit221538%
1.5/4
62%
2.5/4
     
AliChess 4.162214   50%
3/6
75%
1.5/2
  
EveAnn 1.622211    100%
2/2
62%
2.5/4
45%
5/11
Atlas 2.202209    88%
3.5/4
 42%
2.5/6
Neurosis 2.52207    62%
5/8
 56%
9/16
NameEloPopochin
4.1
64-bit
Popochin
4.0
64-bit
Popochin
2.9
Popochin
3.1
Popochin
3.2
Popochin
3.0
Popochin
2.7
Latista (Sinobyl) 1.52206   100%
2/2
 38%
1.5/4
75%
1.5/2
Baislicka 1.0 64-bit220575%
6/8
62%
2.5/4
     
ChessAlex 2.0r42203    76%
13/17
75%
3/4
 
RattateChess Bologna 20072202   100%
2/2
31%
2.5/8
75%
3/4
50%
2/4
Alf 1.092196   100%
2/2
50%
1/2
  
AliChess 4.082196  68%
7.5/11
  100%
4/4
 
Jazz 444 32-bit2196  75%
7.5/10
 25%
0.5/2
  
Buzz 0.08 32-bit2194   50%
1/2
 38%
1.5/4
 
OBender 3.2.4.22192   25%
0.5/2
75%
1.5/2
  
EveAnn 1.632189   50%
2/4
 25%
1/4
 
Neurosis 2.42188   50%
1/2
50%
1/2
  
Lime 662183    60%
3/5
 75%
3/4
BlackBishop 0.472182    75%
4.5/6
75%
3/4
 
Hamsters 0.0.62179  60%
3/5
 100%
1/1
  
Clever Girl r185 64-bit2171100%
4/4
100%
4/4
     
Bagatur 1.2b 32-bit2157    100%
2/2
60%
6/10
 
Mediocre 0.3342151   100%
2/2
 0%
0/2
 
Parrot 07.07.222136   50%
1/2
 62%
2.5/4
 
Adam 3.12110  81%
6.5/8
   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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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on April 18, 2021