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 3 engines!
3 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+
1Eeyore 1.52 64-bit2445+18−1847.7%+15.028.1%1123 
99.7%
 Eeyore 1.52 32-bit2405+22−2349.9%+1.331.0%668
100.0%
 Eeyore 1.502343+26−2652.1%−15.324.6%512
 

Results matrix

Custom engine selection
#NameElo123
1Eeyore 1.52 64-bit2445   
2Eeyore 1.52 32-bit2405   
3Eeyore 1.502343   
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
#NameElo123
1Eeyore 1.52 64-bit2445 99.7100.0
2Eeyore 1.52 32-bit24050.3 100.0
3Eeyore 1.5023430.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123
1Eeyore 1.52 64-bit2445 233204
2Eeyore 1.52 32-bit2405233 211
3Eeyore 1.502343204211 
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
#NameElo123
1Eeyore 1.52 64-bit2445 13.012.5
2Eeyore 1.52 32-bit240513.0 17.9
3Eeyore 1.50234312.517.9 
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 25 common opponents

Custom engine selection
NameEloEeyore
1.52
64-bit
Eeyore
1.52
32-bit
Eeyore
1.50
Rodin 4.0252438%
9/24
0%
0/4
 
Delphil 2.7246946%
11/24
60%
6/10
 
GreKo 7.2 64-bit245942%
10/24
 19%
4.5/24
Hussar 0.4244468%
9.5/14
61%
13.5/22
 
nanoSzachy 3.82438 52%
13/25
50%
2/4
Glass 1.6242848%
11.5/24
46%
11.5/25
 
Rodin 3.0240362%
15/24
53%
8.5/16
50%
12/24
Phalanx XXII239346%
11/24
75%
1.5/2
42%
10/24
Horizon 4.4238556%
13.5/24
100%
2/2
 
Comet B682384 33%
1/3
25%
1/4
Ares 1.004237362%
15/24
61%
11/18
38%
1.5/4
iCE 0.2237250%
2/4
81%
6.5/8
 
OliThink 5.3.0 32-bit2358 55%
11/20
38%
1.5/4
Arion 1.72342 67%
4/6
55%
15.5/28
Ghost 2.0.12342 56%
4.5/8
56%
4.5/8
Aice 0.99.2233879%
19/24
 56%
13.5/24
KnightX 1.922316 100%
2/2
36%
10/28
Averno 0.812312 25%
0.5/2
25%
1/4
Cheese 1.32308 50%
2/4
54%
15/28
Waxman 20102308 75%
3/4
54%
13/24
NameEloEeyore
1.52
64-bit
Eeyore
1.52
32-bit
Eeyore
1.50
Butcher 1.60n12285 88%
3.5/4
88%
3.5/4
Sungorus 1.4 32-bit2259 50%
4/8
38%
1.5/4
AliChess 4.212258 88%
3.5/4
64%
18/28
Waxman 20092253 62%
2.5/4
59%
16.5/28
RattateChess 1.0 Nosferatu2251 50%
2/4
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%

Alter engine selection



Alter output selection

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):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
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Reference rating list:
Recalibrate:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019