CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 5 engines!
5 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 May 8, 2021 with Bayeselo based on 1'242'291 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+
1LittleThought 1.052 64-bit2497+16−1647.9%+13.425.9%1420 
99.1%
 LittleThought 1.052 32-bit2467+18−1849.8%+2.530.0%1012
100.0%
 LittleThought 1.04 32-bit2394+33−3349.8%+2.030.4%303
99.7%
 LittleThought 1.03 32-bit2339+21−2147.5%+20.024.9%826
73.8%
 LittleThought 1.00 32-bit2327+33−3349.5%+3.027.9%323
 

Results matrix

Custom engine selection
#NameElo12345
1LittleThought 1.052 64-bit2497     
2LittleThought 1.052 32-bit2467     
3LittleThought 1.04 32-bit2394     
4LittleThought 1.03 32-bit2339     
5LittleThought 1.00 32-bit2327     
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
#NameElo12345
1LittleThought 1.052 64-bit2497 99.1100.0100.0100.0
2LittleThought 1.052 32-bit24670.9 100.0100.0100.0
3LittleThought 1.04 32-bit23940.00.0 99.799.7
4LittleThought 1.03 32-bit23390.00.00.3 73.8
5LittleThought 1.00 32-bit23270.00.00.326.2 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1LittleThought 1.052 64-bit2497 23530480
2LittleThought 1.052 32-bit2467235 2139924
3LittleThought 1.04 32-bit239430213 31938
4LittleThought 1.03 32-bit23394899319 108
5LittleThought 1.00 32-bit232702438108 
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
#NameElo12345
1LittleThought 1.052 64-bit2497 9.71.72.10.0
2LittleThought 1.052 32-bit24679.7 16.25.41.8
3LittleThought 1.04 32-bit23941.716.2 28.36.1
4LittleThought 1.03 32-bit23392.15.428.3 9.4
5LittleThought 1.00 32-bit23270.01.86.19.4 
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 60 common opponents

Custom engine selection
NameEloLittleThought
1.052
64-bit
LittleThought
1.052
32-bit
LittleThought
1.04
32-bit
LittleThought
1.03
32-bit
LittleThought
1.00
32-bit
Aristarch 4.50259625%
0.5/2
100%
1/1
   
Dirty 6J-22257642%
10/24
25%
1/4
   
Tornado 2.1.41a252725%
1/4
  17%
2/12
 
DanaSah 4.37250446%
11/24
29%
3.5/12
   
Tao 5.6250225%
0.5/2
42%
2.5/6
   
Philou 3.1.4.1249452%
12.5/24
38%
6/16
25%
1/4
  
Delphil 2.8249248%
11.5/24
52%
10.5/20
   
nanoSzachy 3.9249033%
8/24
31%
2.5/8
   
Yace 0.99.87248754%
14/26
25%
1/4
   
Xpdnt 091007248275%
1.5/2
47%
20.5/44
50%
2/4
12%
0.5/4
 
Pepito 1.59 32-bit248142%
10/24
25%
0.5/2
   
Matacz 1.42478 53%
8.5/16
38%
1.5/4
  
SpiderChess 0706032476 75%
1.5/2
 25%
0.5/2
 
Anatoli 0.35k247531%
7.5/24
25%
0.5/2
25%
1/4
25%
0.5/2
 
Trace 1.37a247158%
3.5/6
38%
4.5/12
   
Quark 2.35246975%
1.5/2
25%
0.5/2
 25%
1/4
 
Dirty 14M-222467 75%
3/4
50%
2/4
  
Bruja 1.9.1 32-bit244462%
15/24
62%
2.5/4
   
Hussar 0.4244450%
1/2
52%
14/27
   
Arasan 10.12442   62%
2.5/4
62%
2.5/4
NameEloLittleThought
1.052
64-bit
LittleThought
1.052
32-bit
LittleThought
1.04
32-bit
LittleThought
1.03
32-bit
LittleThought
1.00
32-bit
nanoSzachy 3.82438 58%
18.5/32
38%
4.5/12
50%
2/4
 
Snitch 1.6.2 32-bit2437 62%
2.5/4
 50%
1/2
 
Typhoon 1.00-3582434 58%
7/12
50%
2/4
  
Delphil 2.6a2415 50%
6/12
62%
2.5/4
  
Typhoon 1.00-3142411   33%
2/6
30%
3/10
Queen 4.032410  50%
7.5/15
54%
6.5/12
38%
1.5/4
Diablo 0.5.12409   31%
2.5/8
0%
0/2
nanoSzachy 3.42408  50%
0.5/1
17%
2/12
 
Hermann 2.02407   50%
2/4
100%
1/1
Djinn 0.925x2402   12%
0.5/4
12%
0.5/4
Gosu 0.16240271%
17/24
  67%
4/6
 
Delphil 1.82399  50%
1/2
69%
5.5/8
20%
1/5
Sorgenkind 0.42388 62%
2.5/4
52%
10.5/20
36%
15/42
 
Sage 3.532387  56%
4.5/8
25%
6/24
 
Horizon 4.42385  50%
4/8
29%
10.5/36
 
Tytan 9.32384   69%
11/16
25%
0.5/2
Dirty 0.99 OW52382  50%
1/2
48%
9.5/20
 
Ifrit m1.5 32-bit2371 50%
4/8
55%
5.5/10
  
GreKo 6.252368  65%
6.5/10
0%
0/2
 
GreKo 6.52364 60%
3/5
42%
5/12
40%
6/15
 
NameEloLittleThought
1.052
64-bit
LittleThought
1.052
32-bit
LittleThought
1.04
32-bit
LittleThought
1.03
32-bit
LittleThought
1.00
32-bit
Alex 2.14a 32-bit2363 62%
2.5/4
  45%
4.5/10
OliThink 5.3.0 32-bit2358 75%
15/20
71%
10/14
  
Glass 1.32353  56%
5/9
56%
4.5/8
 
GreKo 5.92346  50%
1/2
62%
2.5/4
 
Tytan 9.32 32-bit2346  50%
1/2
 100%
1/1
Arion 1.72341 100%
4/4
  50%
5/10
Aice 0.99.22339   100%
2/2
0%
0/2
Rodin 2.3a2339  70%
7/10
62%
10/16
 
Daydreamer 1.52336  75%
1.5/2
33%
4/12
 
Horizon 4.32331   62%
2.5/4
25%
1/4
Amundsen 0.802328 59%
9.5/16
62%
5/8
38%
4.5/12
 
KnightX 1.922316   75%
3/4
56%
4.5/8
Cheese 1.32308  50%
2/4
58%
37.5/65
 
Zeus 1.292303  0%
0/2
 50%
3.5/7
Anechka 0.082301  50%
1/2
 67%
2/3
Natwarlal 0.142298   58%
11.5/20
50%
2/4
Popochin 3.22296  62%
2.5/4
57%
12.5/22
 
Butcher 1.60n12285  75%
1.5/2
67%
2/3
 
Ares 1.02258  50%
1/2
83%
10/12
 
Rotor 0.1a2245  25%
0.5/2
 75%
3/4
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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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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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021