CCRL 40/15
Downloads and Statistics
March 8, 2021
Testing summary:
Total: 1'223'546 games
played by 2'800 programs

White wins: 420'224 (34.3%)
Black wins: 308'992 (25.3%)
Draws: 494'330 (40.4%)
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 March 8, 2021 with Bayeselo based on 1'223'546 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+
1Stash 27.0 64-bit2989+29−2949.7%+1.944.4%360 
100.0%
 Stash 23.0 64-bit2881+28−2852.5%−18.144.3%406
100.0%
 Stash 21.2 64-bit2776+30−2955.5%−37.638.4%372
100.0%
 Stash 18.0 64-bit2447+29−2850.3%−2.221.3%446
 

Results matrix

Custom engine selection
#NameElo1234
1Stash 27.0 64-bit2989    
2Stash 23.0 64-bit2881    
3Stash 21.2 64-bit2776    
4Stash 18.0 64-bit2447    
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
1Stash 27.0 64-bit2989 100.0100.0100.0
2Stash 23.0 64-bit28810.0 100.0100.0
3Stash 21.2 64-bit27760.00.0 100.0
4Stash 18.0 64-bit24470.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Stash 27.0 64-bit2989 224320
2Stash 23.0 64-bit2881224 1720
3Stash 21.2 64-bit277632172 0
4Stash 18.0 64-bit2447000 
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
1Stash 27.0 64-bit2989 29.24.40.0
2Stash 23.0 64-bit288129.2 22.10.0
3Stash 21.2 64-bit27764.422.1 0.0
4Stash 18.0 64-bit24470.00.00.0 
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 21 common opponents

Custom engine selection
NameEloStash
27.0
64-bit
Stash
23.0
64-bit
Stash
21.2
64-bit
Stash
18.0
64-bit
Koivisto 4.0 64-bit306950%
2/4
38%
1.5/4
  
Seer 1.2.1 64-bit305638%
1.5/4
21%
2.5/12
  
Topple 0.8.0 64-bit301062%
2.5/4
43%
6/14
  
Bagatur 2.2 64-bit299675%
6/8
38%
3/8
  
Rodent IV 0.30 64-bit299338%
3/8
31%
2.5/8
  
Cheng 4.40 64-bit295754%
6.5/12
38%
1.5/4
  
Tucano 9.00 64-bit292746%
5.5/12
48%
12.5/26
  
Dirty CUCUMBER 64-bit291750%
2/4
50%
2/4
38%
1.5/4
 
Francesca MAD 0.29 64-bit291375%
6/8
62%
2.5/4
  
Asymptote 0.8 64-bit290962%
7.5/12
50%
6/12
50%
2/4
 
Gogobello 2.2 64-bit289762%
7.5/12
31%
2.5/8
  
The Baron 3.44 64-bit2866 12%
0.5/4
50%
2/4
 
Spark 1.0 32-bit2864 38%
3/8
31%
5/16
 
Mr Bob 0.9.0 64-bit283867%
8/12
54%
6.5/12
  
Cheese 2.2 64-bit283567%
8/12
62%
7.5/12
50%
2/4
 
Crafty 25.1 64-bit2826 69%
5.5/8
69%
11/16
 
tomitankChess 4.2 64-bit2818 50%
4/8
42%
8.5/20
 
RuyDos 1.1.11 64-bit2780 50%
4/8
62%
2.5/4
 
Orion 0.7 64-bit2761 62%
5/8
50%
2/4
 
Arminius 2018-12-23 64-bit2733 62%
5/8
75%
3/4
 
NameEloStash
27.0
64-bit
Stash
23.0
64-bit
Stash
21.2
64-bit
Stash
18.0
64-bit
DanaSah 8.32696 94%
7.5/8
60%
12/20
 
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
  (Step: , Numbers: )

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

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
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
Highlight diagonal of cells wide. (0 to highlight everything)

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 March 8, 2021