CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Custom engine selection

Comparing 4 engines!
4 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 January 16, 2021 with Bayeselo based on 1'206'633 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+
1Butcher 1.61 64-bit2335+30−3048.7%+10.625.2%393 
99.1%
 Butcher 1.61 32-bit2286+27−2748.1%+14.024.3%493
50.6%
 Butcher 1.60n12285+23−2348.3%+10.931.9%621
59.7%
 Butcher 1.64 64-bit2281+20−2048.4%+8.127.2%890
 

Results matrix

Custom engine selection
#NameElo1234
1Butcher 1.61 64-bit2335    
2Butcher 1.61 32-bit2286    
3Butcher 1.60n12285    
4Butcher 1.64 64-bit2281    
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
#NameElo1234
1Butcher 1.61 64-bit2335 99.199.599.8
2Butcher 1.61 32-bit22860.9 50.659.5
3Butcher 1.60n122850.549.4 59.7
4Butcher 1.64 64-bit22810.240.540.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Butcher 1.61 64-bit2335 7411939
2Butcher 1.61 32-bit228674 417144
3Butcher 1.60n12285119417 66
4Butcher 1.64 64-bit22813914466 
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
#NameElo1234
1Butcher 1.61 64-bit2335 8.411.73.0
2Butcher 1.61 32-bit22868.4 37.410.4
3Butcher 1.60n1228511.737.4 4.4
4Butcher 1.64 64-bit22813.010.44.4 
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 43 common opponents

Custom engine selection
NameEloButcher
1.61
64-bit
Butcher
1.61
32-bit
Butcher
1.60n1
Butcher
1.64
64-bit
Eeyore 1.52 32-bit2406 62%
2.5/4
12%
0.5/4
 
Sjakk 2.0 64-bit240333%
1/3
  25%
0.5/2
Gosu 0.16240240%
9.5/24
  75%
1.5/2
Sorgenkind 0.4238946%
11/24
 40%
6/15
 
Jazz 721 64-bit237950%
1/2
  62%
2.5/4
Ares 1.004237342%
10/24
29%
7.5/26
36%
11.5/32
 
TJchess 1.012371 19%
1.5/8
50%
2/4
 
TJchess 1.1 64-bit23650%
0/2
  33%
6/18
OliThink 5.3.0 32-bit2359 41%
9/22
25%
1/4
 
Flux 2.2.1235844%
10.5/24
 25%
0.5/2
 
Plisk 0.2.7d 32-bit2352 54%
19.5/36
50%
2/4
 
Plisk 0.2.6 32-bit2350100%
1/1
 38%
1.5/4
 
GreKo 5.9234775%
1.5/2
 75%
1.5/2
 
Tytan 9.32 32-bit2347 25%
0.5/2
50%
2/4
 
Ghost 2.0.12343 45%
8.5/19
41%
14/34
62%
2.5/4
Amundsen 0.802329 50%
1/2
41%
6.5/16
 
Alex 2.132327 38%
3/8
38%
1.5/4
 
Sjakk 1.1.92326 50%
5/10
 55%
5.5/10
Simplex 0.9.7 32-bit2324 46%
5.5/12
58%
7/12
 
Chezzz 1.0.32323  50%
1/2
62%
2.5/4
NameEloButcher
1.61
64-bit
Butcher
1.61
32-bit
Butcher
1.60n1
Butcher
1.64
64-bit
EveAnn 1.672320 50%
1/2
 44%
3.5/8
ECE 12.012319 45%
4.5/10
 52%
12.5/24
Mediocre 0.42315 29%
4/14
 10%
0.5/5
Cheese 1.32309 75%
1.5/2
53%
16/30
 
Waxman 20102309 38%
6/16
44%
7/16
 
Capivara LK 0.09a01a 64-bit230867%
2/3
  12%
0.5/4
Waxman 2011230567%
2/3
  42%
12.5/30
Sjakk 1.1.8230369%
16.5/24
25%
2/8
  
Anechka 0.082302 75%
3/4
50%
2/4
25%
0.5/2
Joker 1.1.142302  50%
1/2
0%
0/1
Zeus 1.29229925%
0.5/2
 38%
1.5/4
 
Popochin 3.22297 100%
2/2
53%
9.5/18
25%
0.5/2
Glass 1.2228467%
2/3
 50%
1/2
 
AliChess 4.252283 42%
13.5/32
25%
1/4
50%
5/10
Matilde 2008 32-bit2274 25%
0.5/2
50%
3/6
 
Sungorus 1.4 32-bit2260 64%
14/22
67%
16/24
 
RattateChess 1.0 Nosferatu2253 100%
4/4
66%
21/32
50%
1/2
Atak 6.82237 58%
7/12
52%
10.5/20
100%
1/1
Dolphin 1.0 64-bit2231 70%
7/10
62%
5/8
38%
1.5/4
Beowulf 2.4a 32-bit2219 83%
5/6
62%
2.5/4
 
NameEloButcher
1.61
64-bit
Butcher
1.61
32-bit
Butcher
1.60n1
Butcher
1.64
64-bit
Uralochka 1.1b2219 25%
0.5/2
69%
5.5/8
 
KMTChess 1.2.1 32-bit2183 75%
3/4
38%
3/8
 
ECE 11.012181 38%
1.5/4
50%
2/4
 
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

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021