CCRL 40/40
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 1'092'341 games
played by 2'556 programs
149261 CPU days (X2 4600+)

White wins: 378'952 (34.7%)
Black wins: 281'710 (25.8%)
Draws: 431'679 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 4 engines!
4 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 19, 2019 with Bayeselo based on 1'092'341 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+
1Plisk 0.2.7d 64-bit2361+19−1948.7%+9.627.9%939 
73.5%
 Plisk 0.2.7d 32-bit2352+21−2150.0%−1.825.6%793
54.5%
 Plisk 0.2.6 32-bit2350+33−3349.2%+6.527.0%322
80.8%
 Plisk 0.2.6 64-bit2329+32−3248.1%+11.622.0%359
 

Results matrix

Custom engine selection
#NameElo1234
1Plisk 0.2.7d 64-bit2361    
2Plisk 0.2.7d 32-bit2352    
3Plisk 0.2.6 32-bit2350    
4Plisk 0.2.6 64-bit2329    
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
1Plisk 0.2.7d 64-bit2361 73.572.295.3
2Plisk 0.2.7d 32-bit235226.5 54.587.6
3Plisk 0.2.6 32-bit235027.845.5 80.8
4Plisk 0.2.6 64-bit23294.712.419.2 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Plisk 0.2.7d 64-bit2361 1635963
2Plisk 0.2.7d 32-bit2352163 309176
3Plisk 0.2.6 32-bit235059309 72
4Plisk 0.2.6 64-bit23296317672 
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
1Plisk 0.2.7d 64-bit2361 9.44.74.9
2Plisk 0.2.7d 32-bit23529.4 27.715.3
3Plisk 0.2.6 32-bit23504.727.7 10.6
4Plisk 0.2.6 64-bit23294.915.310.6 
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 56 common opponents

Custom engine selection
NameEloPlisk
0.2.7d
64-bit
Plisk
0.2.7d
32-bit
Plisk
0.2.6
32-bit
Plisk
0.2.6
64-bit
NirvanaChess 1.1 64-bit2550  0%
0/1
0%
0/2
CuckooChess 1.092509 0%
0/4
30%
3/10
 
nanoSzachy 3.82438 42%
5/12
44%
3.5/8
 
Murka 2 32-bit2433 25%
2.5/10
25%
2.5/10
 
GreKo 7.2 32-bit2429 38%
1.5/4
0%
0/4
 
Glass 1.62428 44%
3.5/8
62%
2.5/4
27%
6.5/24
Cmcchess 2.6 64-bit242150%
1/2
55%
5.5/10
  
Delphil 2.6a2416 50%
2/4
38%
1.5/4
 
RomiChess P3n 64-bit241630%
1.5/5
25%
1.5/6
  
Amy 0.87b2403100%
2/2
 38%
1.5/4
 
Rodin 3.02403 46%
6/13
50%
2/4
29%
7/24
Sjakk 2.0 64-bit2403  0%
0/1
25%
0.5/2
Patzer 3.80240250%
1/2
0%
0/1
  
Pawny 0.2 32-bit2401 50%
4/8
12%
0.5/4
 
Myrddin 0.87 64-bit239762%
5/8
38%
1.5/4
  
Gosu 0.16239630%
1.5/5
70%
3.5/5
 46%
11/24
Horizon 4.42386 100%
1/1
 46%
11/24
Comet B68238467%
2/3
 25%
1/4
 
Ares 1.0042373 46%
24.5/53
56%
4.5/8
48%
11.5/24
iCE 0.2237262%
2.5/4
45%
4.5/10
  
NameEloPlisk
0.2.7d
64-bit
Plisk
0.2.7d
32-bit
Plisk
0.2.6
32-bit
Plisk
0.2.6
64-bit
Waxman 2017237050%
1.5/3
 30%
3/10
 
TJchess 1.1 64-bit236558%
7/12
  0%
0/2
OliThink 5.3.0 32-bit2359 46%
11/24
38%
4.5/12
 
GreKo 5.92349  0%
0/1
50%
1/2
Ifrit m1.6 32-bit2347  50%
0.5/1
50%
1/2
Tytan 9.32 32-bit2347 64%
4.5/7
50%
2/4
 
Arion 1.72343 50%
1/2
50%
2/4
 
Ghost 2.0.1234325%
0.5/2
49%
18.5/38
67%
8/12
 
Aice 0.99.22338 20%
1/5
 50%
12/24
Maverick 0.51 64-bit233775%
1.5/2
  60%
6/10
Butcher 1.61 64-bit2334  0%
0/1
60%
15.5/26
EveAnn 1.712334  100%
1/1
50%
1/2
Amundsen 0.802328 57%
4/7
62%
2.5/4
 
Sjakk 1.1.9232633%
3/9
60%
6/10
  
Chezzz 1.0.3232250%
2/4
50%
2/4
62%
2.5/4
 
ECE 12.01231939%
5.5/14
62%
5/8
  
Mediocre 0.423180%
0/1
78%
12.5/16
  
KnightX 1.92231767%
4/6
 62%
2.5/4
 
Averno 0.81231375%
4.5/6
 88%
3.5/4
 
Cheese 1.32309 100%
2/2
25%
1/4
 
NameEloPlisk
0.2.7d
64-bit
Plisk
0.2.7d
32-bit
Plisk
0.2.6
32-bit
Plisk
0.2.6
64-bit
Waxman 2011230565%
6.5/10
100%
2/2
0%
0/1
50%
1/2
Joker 1.1.14230250%
0.5/1
75%
3/4
  
Alex 2.092301  0%
0/1
100%
2/2
Anechka 0.082300 75%
1.5/2
75%
3/4
 
Zeus 1.292299 50%
2/4
 50%
1/2
Chaturanga 2.4.3229050%
1/2
64%
22.5/35
  
FireFly 2.7.0 64-bit228762%
2.5/4
  31%
2.5/8
Butcher 1.60n12285 50%
2/4
62%
2.5/4
 
AliChess 4.25228444%
3.5/8
66%
10.5/16
  
Rhetoric Lite228358%
3.5/6
  50%
1/2
Sungorus 1.4 32-bit2260 60%
15.5/26
88%
7/8
 
AliChess 4.212258 75%
3/4
56%
4.5/8
 
RattateChess 1.0 Nosferatu2252 25%
1/4
100%
4/4
 
MadChess 1.4 64-bit224975%
3/4
  75%
7.5/10
Dolphin 1.0 64-bit223088%
3.5/4
65%
6.5/10
  
Beowulf 2.4a 32-bit2218 25%
0.5/2
38%
1.5/4
 
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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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on October 19, 2019