CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 4 engines!
4 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 Intel CPU.
Computed on October 12, 2019 with Bayeselo based on 1'090'583 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+
1Mediocre 0.42318+31−3149.6%+2.024.4%377 
89.4%
 Mediocre 0.52293+23−2348.5%+9.027.2%657
100.0%
 Mediocre 0.342187+27−2748.9%+6.222.3%521
95.7%
 Mediocre 0.3342150+32−3247.5%+18.921.9%356
 

Results matrix

Custom engine selection
#NameElo1234
1Mediocre 0.42318    
2Mediocre 0.52293    
3Mediocre 0.342187    
4Mediocre 0.3342150    
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
1Mediocre 0.42318 89.4100.0100.0
2Mediocre 0.5229310.6 100.0100.0
3Mediocre 0.3421870.00.0 95.7
4Mediocre 0.33421500.00.04.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Mediocre 0.42318 191016
2Mediocre 0.52293191 1220
3Mediocre 0.342187012 261
4Mediocre 0.33421501620261 
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
1Mediocre 0.42318 18.50.02.2
2Mediocre 0.5229318.5 1.02.0
3Mediocre 0.3421870.01.0 29.8
4Mediocre 0.33421502.22.029.8 
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 40 common opponents

Custom engine selection
NameEloMediocre
0.4
Mediocre
0.5
Mediocre
0.34
Mediocre
0.334
Simplex 0.9.8 64-bit240050%
2/4
12%
0.5/4
  
Alex 2.14a 64-bit239338%
1.5/4
25%
3.5/14
  
Betsabe II 1.28 64-bit237825%
1/4
30%
1.5/5
  
OliThink 5.3.2 64-bit237450%
0.5/1
30%
6/20
  
Plisk 0.2.7d 64-bit2361100%
1/1
25%
2.5/10
  
Tytan 9.32 32-bit234625%
1/4
  50%
1/2
Bagatur 1.3a 64-bit23260%
0/1
52%
21/40
  
Sjakk 1.1.9232660%
9/15
42%
2.5/6
  
ECE 12.01231945%
12.5/28
50%
12/24
  
EveAnn 1.672318100%
2/2
62%
2.5/4
  
Averno 0.81231275%
1.5/2
  50%
1/2
Waxman 2011230440%
2/5
61%
8.5/14
  
Natwarlal 0.142302100%
2/2
50%
1/2
  
Anechka 0.082300100%
2/2
100%
2/2
  
Zeus 1.292298 100%
2/2
 50%
1/2
Popochin 3.22296 50%
1/2
25%
2/8
 
AliChess 4.25228469%
9/13
50%
3/6
  
Butcher 1.64 64-bit228190%
4.5/5
47%
18/38
  
Gibbon 2.57a 64-bit2273100%
1/1
50%
12/24
  
Ayito 0.2.9942265 75%
1.5/2
 50%
2/4
NameEloMediocre
0.4
Mediocre
0.5
Mediocre
0.34
Mediocre
0.334
RattateChess 1.0 Nosferatu2251 100%
2/2
38%
1.5/4
 
Beowulf 2.4a 64-bit22490%
0/1
50%
2/4
  
Feuerstein 0.4.6.12238  45%
9/20
50%
2/4
Dolphin 1.0 64-bit223080%
4/5
62%
2.5/4
  
Uralochka 1.1b2218  62%
7.5/12
69%
5.5/8
ChessAlex 2.0r42205  62%
2.5/4
12%
0.5/4
Latista (Sinobyl) 1.5220375%
1.5/2
75%
3/4
 17%
1/6
RattateChess Bologna 20072201  50%
4/8
25%
3/12
Alf 1.092195  35%
3.5/10
30%
3/10
OBender 3.2.4.22191  50%
6.5/13
65%
6.5/10
NagaSkaki 5.122186  50%
13/26
70%
7/10
Lime 662178  53%
8.5/16
67%
4/6
Prophet 2.0 32-bit2137  56%
4.5/8
56%
10/18
Parrot 07.07.222135  65%
6.5/10
65%
6.5/10
Clarabit 1.00 32-bit2115  69%
11/16
25%
2.5/10
Adam 3.12109  62%
2.5/4
50%
5/10
BikJump 2.01 32-bit2084  25%
1/4
38%
1.5/4
BigLion 2.23x2067  100%
4/4
68%
9.5/14
ECE 0.31914  100%
2/2
0%
0/2
Surprise 4.3b131893  100%
2/2
100%
2/2
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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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 October 12, 2019