CCRL 40/4
Downloads and Statistics
August 25, 2019
Testing summary:
Total: 2'090'282 games
played by 2'432 programs
28126 CPU days (X2 4600+)

White wins: 811'701 (38.8%)
Black wins: 656'492 (31.4%)
Draws: 622'089 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 4 engines!
4 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 Intel CPU.
Computed on August 25, 2019 with Bayeselo based on 2'090'282 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+
1KnightX 1.95 64-bit2375+20−2052.2%−15.819.2%916 
100.0%
 KnightX 1.94 64-bit2322+20−1953.0%−20.922.7%954
61.6%
 KnightX 1.93 64-bit2318+19−1947.1%+22.118.5%1072
98.2%
 KnightX 1.922297+7−850.6%−7.022.5%7492
 

Results matrix

Custom engine selection
#NameElo1234
1KnightX 1.95 64-bit2375    
2KnightX 1.94 64-bit2322    
3KnightX 1.93 64-bit2318    
4KnightX 1.922297    
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
1KnightX 1.95 64-bit2375 100.0100.0100.0
2KnightX 1.94 64-bit23220.0 61.699.2
3KnightX 1.93 64-bit23180.038.4 98.2
4KnightX 1.9222970.00.81.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1KnightX 1.95 64-bit2375 6405451616
2KnightX 1.94 64-bit2322640 9601575
3KnightX 1.93 64-bit2318545960 1303
4KnightX 1.922297161615751303 
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
1KnightX 1.95 64-bit2375 34.227.419.2
2KnightX 1.94 64-bit232234.2 47.418.6
3KnightX 1.93 64-bit231827.447.4 15.2
4KnightX 1.92229719.218.615.2 
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 53 common opponents

Custom engine selection
NameEloKnightX
1.95
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Xpdnt 0910072469  0%
0/1
25%
7.5/30
Delphil 3.2 64-bit2431  100%
1/1
0%
0/1
RomiChess P3n 64-bit2416  50%
0.5/1
0%
0/1
Ifrit m1.8 64-bit2401  50%
0.5/1
48%
9.5/20
Axolotl 1.8 64-bit239048%
15.5/32
 31%
10/32
 
PostModernist 1016238947%
15/32
 0%
0/1
44%
14/32
Comet B50238845%
14/31
  36%
11.5/32
Leila 0.53h238755%
17.5/32
  42%
14/33
Amy 0.87b238547%
14.5/31
  19%
6/31
Diablo 0.5.1238552%
15.5/30
  0%
0/1
Gosu 0.16238247%
15/32
  40%
31.5/78
Cmcchess 2.6 64-bit237761%
16.5/27
  27%
3/11
Der Bringer 1.9237453%
17/32
  29%
10/35
Patzer 3.80237442%
13/31
  51%
18/35
Terra 3.4236848%
15.5/32
  35%
11.5/33
The Crazy Bishop 0052236350%
16/32
  34%
15.5/45
Homer 2.01235736%
11.5/32
  40%
25.5/63
Amateur 2.82235152%
16.5/32
  45%
34/75
Alex 2.14a 64-bit234755%
17.5/32
52%
16.5/32
 38%
12/32
Popochin 4.1 64-bit234644%
14/32
41%
13/32
 45%
25.5/57
NameEloKnightX
1.95
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Tigran 2.4n 64-bit234653%
17/32
48%
15.5/32
  
Plisk 0.2.7d 64-bit234353%
17/32
25%
8/32
50%
0.5/1
32%
9.5/30
Horizon 4.4234255%
17.5/32
34%
11/32
 43%
29/68
Queen 4.03233758%
18.5/32
56%
18/32
 48%
15.5/32
Arion 1.7233256%
18/32
53%
17/32
50%
16/32
52%
33.5/64
EveAnn 1.72232861%
19.5/32
62%
20/32
50%
16/32
33%
10.5/32
Gibbon 2.69a 64-bit232655%
17.5/32
50%
16/32
58%
18.5/32
100%
2/2
Sage 3.53232561%
19.5/32
 47%
29.5/63
46%
31.5/68
Chezzz 1.0.3232459%
19/32
42%
13.5/32
54%
34/63
48%
15.5/32
Mediocre 0.5 64-bit2320 42%
13.5/32
55%
35/64
35%
12/34
Isa 2.0.64 64-bit2319 64%
20.5/32
58%
36.5/63
100%
1/1
Barbarossa 0.4.0 64-bit231865%
20/31
 56%
35.5/63
42%
13.5/32
Absolute Zero 2.4.7.2 64-bit2317 48%
15.5/32
55%
35/64
61%
8.5/14
Waxman 20172316 48%
15.5/32
58%
18.5/32
49%
17/35
Aice 0.99.22315 52%
16/31
45%
28.5/64
40%
18.5/46
Sungorus 1.4 64-bit2313 36%
11.5/32
48%
30.5/64
50%
16/32
Asterisk 0.62307  42%
13.5/32
46%
29.5/64
Averno 0.812307  55%
32/58
28%
9.5/34
Joker 1.1.142306  44%
14/32
48%
14.5/30
Tytan 9.32 64-bit2304  44%
14/32
39%
13.5/35
NameEloKnightX
1.95
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Kingfisher 1.1.1 64-bit2302 48%
15/31
58%
18.5/32
50%
16/32
Thor's Hammer 2.29 64-bit2302  50%
0.5/1
50%
1/2
Googleplex Starthinker 1.4 64-bit2289 59%
19/32
58%
18.5/32
 
Fischerle 0.9.80 SE 64-bit2279 59%
19/32
 56%
9/16
Rival 1.0.1 64-bit2275 55%
17/31
 45%
14.5/32
Dumb 1.3 64-bit2272 69%
22/32
 52%
16.5/32
Esc 1.162267 59%
19/32
 61%
19.5/32
Butcher 1.61 64-bit2264 77%
24/31
 59%
19/32
Zeus 1.292262 58%
18.5/32
 58%
19/33
Natwarlal 0.142261 60%
18.5/31
 60%
39.5/66
Invictus r228 64-bit2257 61%
19/31
50%
0.5/1
 
Robocide 0.4 64-bit2253 59%
19/32
 61%
19.5/32
Napoleon 1.8 64-bit2250 59%
19/32
 56%
18/32
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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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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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on August 25, 2019