CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Custom engine selection

Comparing 7 engines!
7 selected engines played 0 games with each other

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Computed on November 16, 2019 with Bayeselo based on 2'132'153 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1RedQueen 1.1.4 64-bit2689+13−1349.4%+4.929.4%2096 
81.8%
 RedQueen 1.1.97 64-bit2680+16−1644.9%+34.729.4%1309
68.3%
 RedQueen 1.0.0 64-bit2674+15−1557.5%−54.726.9%1756
66.8%
 RedQueen 1.1.98 64-bit2670+12−1244.1%+41.527.8%2421
65.5%
 RedQueen 1.1.3 64-bit2666+18−1849.2%+6.432.0%1074
100.0%
 RedQueen 1.1.1 64-bit2609+15−1543.8%+45.725.3%1686
99.9%
 RedQueen 0.9.5 64-bit2571+18−1854.0%−29.126.4%1146
 

Results matrix

Custom engine selection
#NameElo1234567
1RedQueen 1.1.4 64-bit2689       
2RedQueen 1.1.97 64-bit2680       
3RedQueen 1.0.0 64-bit2674       
4RedQueen 1.1.98 64-bit2670       
5RedQueen 1.1.3 64-bit2666       
6RedQueen 1.1.1 64-bit2609       
7RedQueen 0.9.5 64-bit2571       
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
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 81.893.598.298.2100.0100.0
2RedQueen 1.1.97 64-bit268018.2 68.382.087.1100.0100.0
3RedQueen 1.0.0 64-bit26746.531.7 66.877.0100.0100.0
4RedQueen 1.1.98 64-bit26701.818.033.2 65.5100.0100.0
5RedQueen 1.1.3 64-bit26661.812.923.034.5 100.0100.0
6RedQueen 1.1.1 64-bit26090.00.00.00.00.0 99.9
7RedQueen 0.9.5 64-bit25710.00.00.00.00.00.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 59589750315731513447
2RedQueen 1.1.97 64-bit2680595 3184164143820
3RedQueen 1.0.0 64-bit2674897318 252101212781255
4RedQueen 1.1.98 64-bit2670503416252 30128572
5RedQueen 1.1.3 64-bit266615734141012301 1476432
6RedQueen 1.1.1 64-bit2609151338212782851476 447
7RedQueen 0.9.5 64-bit25714470125572432447 
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
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 17.523.311.149.640.013.8
2RedQueen 1.1.97 64-bit268017.5 10.411.217.412.80.0
3RedQueen 1.0.0 64-bit267423.310.4 6.035.837.143.2
4RedQueen 1.1.98 64-bit267011.111.26.0 8.66.92.0
5RedQueen 1.1.3 64-bit266649.617.435.88.6 53.519.5
6RedQueen 1.1.1 64-bit260940.012.837.16.953.5 15.8
7RedQueen 0.9.5 64-bit257113.80.043.22.019.515.8 
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 86 common opponents

Custom engine selection
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Nemo 1.0.1 64-bit285629%
2/7
 20%
6.5/32
    
Scorpio 2.7.5 64-bit2804    25%
2.5/10
11%
1/9
 
Gaviota 0.86 64-bit279928%
11/40
   25%
2.5/10
  
Ktulu 92781 23%
7.5/32
  38%
12/32
32%
10/31
 
Octochess r5190 64-bit277841%
19/46
53%
17/32
     
Bright 0.5c2771 36%
11.5/32
36%
11.5/32
0%
0/2
34%
11/32
  
Twisted Logic 20090922 64-bit277031%
9.5/31
28%
9/32
48%
15.5/32
 23%
7.5/32
  
Frenzee 3.5.19 64-bit276935%
13.5/39
34%
11/32
  42%
13.5/32
42%
13.5/32
 
Pawny 1.2 64-bit2768 25%
8/32
 25%
0.5/2
   
Jonny 4.002763 30%
9.5/32
38%
12/32
50%
0.5/1
 29%
9/31
 
Dirty 20Apr2013 64-bit276127%
8/30
26%
8/31
     
BugChess2 1.9 64-bit2758 41%
13/32
39%
12/31
 23%
7.5/32
38%
12/32
 
Tucano 6.00 64-bit2750 52%
16.5/32
 25%
8/32
   
SmarThink 1.20 64-bit274731%
10/32
   30%
9.5/32
36%
11.5/32
 
ChessBrainVB 3.02274148%
23.5/49
  31%
10/32
   
Godel 3.4.9 64-bit274152%
15.5/30
45%
14.5/32
 39%
12.5/32
   
Dirty 05Sep2012 64-bit2740    50%
5/10
0%
0/14
 
Chronos 1.9.9 64-bit273928%
9/32
44%
14/32
42%
13/31
31%
10/32
45%
14.5/32
41%
13/32
 
Gaviota 0.85.1 64-bit2728  44%
14/32
  40%
17.5/44
 
EXchess 7.03b 64-bit272541%
13/32
   50%
5/10
  
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Rhetoric 1.4 64-bit271847%
15/32
41%
13/32
     
Chess Tiger 2007.1271345%
14.5/32
  36%
12.5/35
53%
17/32
52%
14.5/28
 
Bobcat 3.25 64-bit271261%
27/44
50%
16/32
  55%
5.5/10
42%
13.5/32
 
Atlas 3.60 64-bit270346%
11/24
38%
12/32
     
Arasan 15.1 64-bit269356%
18/32
    30%
9.5/32
 
Rodent 1.0 64-bit269248%
15.5/32
   60%
6/10
  
Cheese 1.8 64-bit2689 50%
16/32
 58%
19/33
   
Arminius 2017-01-01 64-bit268850%
15/30
  62%
20.5/33
   
Delfi 5.4268266%
20.5/31
  43%
14.5/34
58%
18.5/32
44%
14/32
 
Deuterium 12.01.30.1070 64-bit2682    60%
6/10
28%
5.5/20
 
Carballo 1.6 64-bit2677 47%
15/32
 50%
16/32
   
Djinn 1.021 64-bit2676 48%
15.5/32
 45%
15/33
   
Atlas 3.50 64-bit267453%
17/32
   48%
15/31
  
Daydreamer 1.75 64-bit2672  41%
13/32
70%
22.5/32
   
Dirty 25Aug2011 64-bit2668  46%
5.5/12
  44%
14/32
 
Alaric 707266358%
18.5/32
 41%
13/32
52%
17/33
45%
14.5/32
39%
12.5/32
 
Cheng3 1.07 64-bit2661    70%
7/10
45%
14.5/32
 
Nebula 2.0 64-bit265469%
22/32
  50%
0.5/1
50%
5/10
  
Phalanx XXV2653 55%
17.5/32
 50%
1.5/3
   
Donna 4.0 64-bit2650 52%
16.5/32
 100%
1/1
   
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Colossus 2008b264256%
18/32
 50%
15.5/31
 61%
19.5/32
61%
19.5/32
35%
11/31
Cyrano 0.6b17 64-bit2641   67%
2/3
  44%
14/32
Sjakk 2.2 64-bit263858%
18.5/32
  0%
0/1
   
E.T. Chess 13.01.08263462%
20/32
 53%
17/32
100%
1/1
59%
19/32
42%
13.5/32
 
Gandalf 6262762%
20/32
   56%
17.5/31
48%
15.5/32
 
Alfil 8.1.1 Optimized2625  62%
20/32
   31%
10/32
Movei 00.8.438 (10 10 10)262361%
19.5/32
 58%
18/31
 55%
17.5/32
47%
15/32
 
WildCat 8262367%
21.5/32
 52%
16.5/32
 66%
21/32
44%
14/32
42%
13.5/32
Philou 3.7.1 64-bit262059%
19/32
   50%
5/10
22%
2/9
 
Godel 2.3.7 64-bit261858%
18.5/32
   43%
3/7
59%
19/32
 
ProDeo 1.712617  48%
14.5/30
  62%
20/32
 
Sloppy 0.2.2 64-bit261761%
19.5/32
 48%
15.5/32
50%
1/2
41%
13/32
50%
16/32
58%
18.5/32
Alfil 12 MT261658%
18.5/32
 64%
20.5/32
 55%
17.5/32
45%
14.5/32
 
Slow Chess Blitz WV2.1261567%
21.5/32
 67%
21.5/32
100%
1/1
53%
16.5/31
52%
16.5/32
36%
11.5/32
Rotor 0.8261252%
16.5/32
   55%
5.5/10
  
Glass 2.0 64-bit261053%
17/32
  0%
0/2
55%
5.5/10
  
NoraGrace 2.0 64-bit2609 55%
17.5/32
 100%
1/1
   
Ruffian 2.1.0260859%
19/32
  100%
1/1
53%
17/32
48%
15.5/32
 
Amyan 1.72260456%
18/32
 65%
28.5/44
0%
0/1
69%
22/32
48%
15.5/32
52%
16.5/32
Zappa 1.1 64-bit2604  53%
16.5/31
   31%
10/32
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Pharaon 3.5.1260362%
20/32
 58%
18.5/32
100%
1/1
 61%
19.5/32
52%
16.5/32
Cheng3 1.05 64-bit2602  67%
8/12
  48%
15.5/32
 
GarboChess 2.10 64-bit259867%
21.5/32
   52%
16.5/32
45%
14.5/32
 
GNU Chess 5.07.173b 64-bit259761%
19.5/32
 54%
6.5/12
 65%
6.5/10
56%
18/32
 
N2 0.4 64-bit2590  83%
10/12
100%
1/1
  42%
13.5/32
Godel 2.05 64-bit2589  58%
14.5/25
  66%
21/32
 
Arasan 13.2 64-bit2582  54%
6.5/12
  52%
16.5/32
 
Francesca MAD 0.192581  71%
8.5/12
 50%
16/32
  
Hamsters 0.7.1257858%
18.5/32
 69%
22/32
0%
0/1
70%
22.5/32
62%
20/32
50%
16/32
Pseudo 0.7c2576   75%
1.5/2
  47%
15/32
Rotor 0.62573  62%
7.5/12
  56%
18/32
 
SOS 5.12573  70%
22.5/32
   50%
16/32
Aristarch 4.502566  77%
24.5/32
75%
1.5/2
  64%
20.5/32
Brutus 8.05 64-bit2557  67%
21.5/32
100%
1/1
55%
10.5/19
 50%
15.5/31
The Baron 2.23 64-bit2555  66%
20.5/31
   52%
16.5/32
Ktulu 4.22545  72%
21.5/30
   48%
14.5/30
Ufim 8.022540   67%
2/3
  59%
19/32
AnMon 5.752539  84%
27/32
50%
0.5/1
  48%
15.5/32
Pepito 1.59.2 64-bit2521  68%
21/31
75%
1.5/2
   
Green Light Chess 3.01.2.22505  70%
22.5/32
100%
1/1
  52%
16.5/32
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Little Goliath Evolution 3.122505  59%
19/32
100%
1/1
  70%
22.5/32
Yace 0.99.872503   0%
0/1
  58%
18.5/32
Bruja 1.9.1 64-bit2490  67%
21.5/32
   73%
23.5/32
Kiwi 0.6d 64-bit2470   75%
1.5/2
  62%
20/32
Abrok 5.02435  84%
27/32
   78%
25/32
Eeyore 1.52 64-bit2427  75%
9/12
100%
1/1
   
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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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):

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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 November 16, 2019