CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

Custom engine selection

Comparing 2 engines!
2 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 CPU.
Computed on December 10, 2019 with Bayeselo based on 1'104'091 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+
1Bumblebee 1.0 64-bit2456+23−2347.7%+14.333.6%628 
77.0%
 Bumblebee 1.0.36898e1 64-bit2445+19−1948.0%+12.033.4%956
 

Results matrix

Custom engine selection
#NameElo12
1Bumblebee 1.0 64-bit2456  
2Bumblebee 1.0.36898e1 64-bit2445  
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
#NameElo12
1Bumblebee 1.0 64-bit2456 77.0
2Bumblebee 1.0.36898e1 64-bit244523.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12
1Bumblebee 1.0 64-bit2456 417
2Bumblebee 1.0.36898e1 64-bit2445417 
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
#NameElo12
1Bumblebee 1.0 64-bit2456 26.3
2Bumblebee 1.0.36898e1 64-bit244526.3 
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 27 common opponents

Custom engine selection
NameEloBumblebee
1.0
64-bit
Bumblebee
1.0.36898e1
64-bit
Jellyfish 1.1 64-bit25800%
0/1
12%
0.5/4
JikChess 0.02 64-bit255725%
0.5/2
32%
4.5/14
Maverick 1.5 64-bit253375%
1.5/2
45%
10/22
Fridolin 2.00 64-bit253038%
4.5/12
39%
7/18
nanoSzachy 4.1 64-bit252942%
5/12
33%
6/18
CyberPagno 3.0 64-bit251165%
6.5/10
29%
8/28
Betsabe II 1.75250720%
2/10
100%
2/2
Delphil 3.2 64-bit24970%
0/2
46%
6.5/14
Ghost 2.0.2 64-bit248421%
2.5/12
50%
2/4
Jumbo 0.6.10 64-bit248255%
5.5/10
50%
2/4
Shield 1.2 64-bit2473100%
2/2
75%
3/4
Giraffe 20150908 64-bit246056%
9/16
43%
6/14
RubiChess 0.8 64-bit245862%
5/8
50%
2/4
Orion 0.4 64-bit245125%
2.5/10
40%
4/10
Lozza 1.17a 64-bit244225%
2.5/10
41%
14/34
Tunguska 1.1 64-bit243760%
6/10
50%
2/4
Taltos rev118 64-bit243567%
4/6
50%
3/6
TJchess 1.3 64-bit243450%
0.5/1
48%
12.5/26
Nemeton 1.61242375%
7.5/10
62%
2.5/4
Cmcchess 2.6 64-bit242047%
7.5/16
50%
9/18
NameEloBumblebee
1.0
64-bit
Bumblebee
1.0.36898e1
64-bit
Ares 1.005 64-bit241750%
5/10
75%
7.5/10
RomiChess P3n 64-bit241550%
3/6
61%
8.5/14
Ares 1.005.2 64-bit241070%
3.5/5
68%
9.5/14
Myrddin 0.87 64-bit239542%
2.5/6
88%
3.5/4
Orion 0.3.0 64-bit238758%
7/12
33%
4/12
Jumbo 0.5.3 64-bit237083%
5/6
50%
1/2
Waxman 2017237050%
5/10
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%

Alter engine selection



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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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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on December 10, 2019