CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 5 engines!
5 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 July 11, 2019 with Bayeselo based on 1'066'603 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+
1Pupsi2 0.092496+17−1749.3%+3.629.6%1174 
97.2%
 Pupsi2 0.082472+18−1849.0%+6.231.0%1116
99.9%
 Pupsi2 0.072427+21−2147.2%+20.530.2%809
66.0%
 Pupsi2 0.062419+33−3347.0%+21.725.8%314
98.6%
 Pupsi 0.192366+34−3450.3%−4.628.9%304
 

Results matrix

Custom engine selection
#NameElo12345
1Pupsi2 0.092496     
2Pupsi2 0.082472     
3Pupsi2 0.072427     
4Pupsi2 0.062419     
5Pupsi 0.192366     
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
#NameElo12345
1Pupsi2 0.092496 97.2100.0100.0100.0
2Pupsi2 0.0824722.8 99.999.7100.0
3Pupsi2 0.0724270.00.1 66.099.9
4Pupsi2 0.0624190.00.333.9 98.6
5Pupsi 0.1923660.00.00.11.4 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Pupsi2 0.092496 8318153
2Pupsi2 0.08247283 41215750
3Pupsi2 0.07242718412 309102
4Pupsi2 0.06241915157309 88
5Pupsi 0.19236635010288 
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
#NameElo12345
1Pupsi2 0.092496 3.60.91.00.2
2Pupsi2 0.0824723.6 21.411.03.5
3Pupsi2 0.0724270.921.4 27.59.2
4Pupsi2 0.0624191.011.027.5 14.2
5Pupsi 0.1923660.23.59.214.2 
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 50 common opponents

Custom engine selection
NameEloPupsi2
0.09
Pupsi2
0.08
Pupsi2
0.07
Pupsi2
0.06
Pupsi
0.19
Francesca MAD 0.19255754%
6.5/12
25%
0.5/2
   
AnMon 5.66253138%
1.5/4
 0%
0/4
  
DanaSah 4.242526 0%
0/1
38%
1.5/4
50%
6/12
 
GarboChess 2.20 32-bit2522 38%
3/8
67%
2/3
25%
1/4
0%
0/2
Tao 5.6250250%
1/2
12%
0.5/4
 50%
1/2
 
Hermann 2.4 32-bit2500  71%
5/7
0%
0/2
 
Hermann 2.5 32-bit2498 54%
15/28
50%
2/4
  
N2 0.12489 45%
4.5/10
38%
3/8
  
Green Light Chess 3.01.2.22488100%
1/1
0%
0/1
   
Yace 0.99.87248850%
1/2
75%
4.5/6
 50%
1/2
 
Xpdnt 09100724820%
0/2
43%
14.5/34
45%
5/11
  
Cerebro 3.03d2481 44%
8/18
19%
1.5/8
50%
4/8
40%
4/10
Pepito 1.59 32-bit2481 38%
1.5/4
 25%
0.5/2
 
Rotor 0.42480  31%
2.5/8
37%
19/52
 
Matacz 1.42478 55%
5.5/10
40%
4/10
50%
4/8
 
BBChess 1.3b2477 50%
3/6
42%
7.5/18
  
Anatoli 0.35k2475 50%
1/2
28%
10.5/37
38%
3/8
50%
1/2
Amyan 1.5972472  75%
1.5/2
75%
1.5/2
 
BBChess 1.3a2471  62%
2.5/4
44%
3.5/8
 
Trace 1.37a2471 50%
3/6
0%
0/2
50%
1/2
 
NameEloPupsi2
0.09
Pupsi2
0.08
Pupsi2
0.07
Pupsi2
0.06
Pupsi
0.19
Cheese 1.4 64-bit246933%
4/12
48%
15.5/32
   
Quark 2.352466100%
2/2
40%
4/10
50%
1/2
0%
0/2
 
Counter 1.12455 25%
2/8
50%
14/28
  
Philou 3.0.02455 31%
2.5/8
40%
17/42
  
Bruja 1.9.1 32-bit2444 50%
1/2
100%
2/2
38%
1.5/4
 
Hussar 0.42443100%
1/1
46%
16.5/36
   
Delphil 2.32439 42%
2.5/6
61%
5.5/9
  
nanoSzachy 3.82437 72%
14.5/20
39%
12.5/32
  
Snitch 1.6.2 32-bit2436 62%
2.5/4
 75%
1.5/2
 
Typhoon 1.00-3582433 43%
6/14
36%
8/22
50%
6/12
 
Homer 2.012429 50%
4/8
54%
6.5/12
56%
4.5/8
 
Delphil 1.9c2420   50%
7/14
50%
5/10
PostModernist 10162419 58%
3.5/6
50%
1/2
25%
0.5/2
 
Muse 0.899b2416 75%
1.5/2
75%
1.5/2
0%
0/2
 
Queen 4.032408 67%
4/6
50%
19/38
  
nanoSzachy 3.42407  50%
6/12
47%
7.5/16
 
RomiChess P3k 32-bit2406 75%
6/8
66%
16.5/25
 100%
2/2
Gosu 0.162395  100%
2/2
 75%
1.5/2
Sorgenkind 0.42387 75%
7.5/10
81%
6.5/8
  
Dirty ACCA32386 75%
3/4
78%
7/9
  
NameEloPupsi2
0.09
Pupsi2
0.08
Pupsi2
0.07
Pupsi2
0.06
Pupsi
0.19
Sage 3.532386  47%
7.5/16
75%
3/4
42%
5/12
Horizon 4.42384  54%
13/24
 50%
0.5/1
Hamsters 0.22381  70%
7/10
50%
5/10
25%
1/4
Rotor 0.32381  55%
5.5/10
58%
11.5/20
 
TJchess 1.1 64-bit236488%
3.5/4
73%
17.5/24
   
BugChess2 1.4.12356  55%
5.5/10
55%
5.5/10
 
Flux 2.2.123560%
0/1
  38%
1.5/4
58%
3.5/6
Arion 1.72341 69%
5.5/8
  75%
1.5/2
LittleThought 1.03 32-bit2338  62%
2.5/4
 62%
2.5/4
Sage 2.2a2310  69%
5.5/8
 62%
2.5/4
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%

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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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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on July 11, 2019