CCRL 40/4
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 2'147'837 games
played by 2'515 programs
29208 CPU days (X2 4600+)

White wins: 831'895 (38.7%)
Black wins: 671'656 (31.3%)
Draws: 644'286 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 5 engines!
5 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 December 14, 2019 with Bayeselo based on 2'147'837 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 1.96 64-bit2376+26−2649.7%+1.923.9%535 
50.2%
 KnightX 1.95 64-bit2375+20−2052.2%−15.619.2%916
100.0%
 KnightX 1.94 64-bit2322+19−1953.0%−20.822.7%954
61.5%
 KnightX 1.93 64-bit2318+19−1947.1%+22.218.5%1072
98.3%
 KnightX 1.922297+8−850.6%−6.922.5%7492
 

Results matrix

Custom engine selection
#NameElo12345
1KnightX 1.96 64-bit2376     
2KnightX 1.95 64-bit2375     
3KnightX 1.94 64-bit2322     
4KnightX 1.93 64-bit2318     
5KnightX 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
#NameElo12345
1KnightX 1.96 64-bit2376 50.299.9100.0100.0
2KnightX 1.95 64-bit237549.8 100.0100.0100.0
3KnightX 1.94 64-bit23220.10.0 61.599.2
4KnightX 1.93 64-bit23180.00.038.5 98.3
5KnightX 1.9222970.00.00.71.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1KnightX 1.96 64-bit2376 81303659
2KnightX 1.95 64-bit2375813 6405451616
3KnightX 1.94 64-bit23220640 9601575
4KnightX 1.93 64-bit23183545960 1303
5KnightX 1.922297659161615751303 
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
1KnightX 1.96 64-bit2376 56.00.00.28.2
2KnightX 1.95 64-bit237556.0 34.227.419.2
3KnightX 1.94 64-bit23220.034.2 47.418.6
4KnightX 1.93 64-bit23180.227.447.4 15.2
5KnightX 1.9222978.219.218.615.2 
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 55 common opponents

Custom engine selection
NameEloKnightX
1.96
64-bit
KnightX
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-bit2432   100%
1/1
0%
0/1
RomiChess P3n 64-bit2415   50%
0.5/1
0%
0/1
Ifrit m1.8 64-bit2404   50%
0.5/1
48%
9.5/20
Axolotl 1.8 64-bit2391 48%
15.5/32
 31%
10/32
 
PostModernist 1016238953%
17/32
47%
15/32
 0%
0/1
44%
14/32
Leila 0.53h238844%
14/32
55%
17.5/32
  42%
14/33
Comet B50238756%
18/32
45%
14/31
  36%
11.5/32
Amy 0.87b238557%
17/30
47%
14.5/31
  19%
6/31
Diablo 0.5.1238547%
15/32
52%
15.5/30
  0%
0/1
Capture R01238355%
17.5/32
52%
16.5/32
   
Gosu 0.16238253%
17/32
47%
15/32
  40%
31.5/78
Myrddin 0.87 64-bit238144%
14/32
50%
15.5/31
   
Cmcchess 2.6 64-bit237843%
12.5/29
61%
16.5/27
  27%
3/11
Der Bringer 1.9237441%
12/29
53%
17/32
  29%
10/35
Patzer 3.80237458%
18.5/32
42%
13/31
  51%
18/35
Terra 3.4236853%
17/32
48%
15.5/32
  35%
11.5/33
The Crazy Bishop 0052236448%
15.5/32
50%
16/32
  34%
15.5/45
Homer 2.012357 36%
11.5/32
  40%
25.5/63
Amateur 2.822351 52%
16.5/32
  45%
34/75
NameEloKnightX
1.96
64-bit
KnightX
1.95
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Alex 2.14a 64-bit2348 55%
17.5/32
52%
16.5/32
 38%
12/32
Popochin 4.1 64-bit2346 44%
14/32
41%
13/32
 45%
25.5/57
Tigran 2.4n 64-bit2346 53%
17/32
48%
15.5/32
  
Plisk 0.2.7d 64-bit2343 53%
17/32
25%
8/32
50%
0.5/1
32%
9.5/30
Horizon 4.42342 55%
17.5/32
34%
11/32
 43%
29/68
Queen 4.032337 58%
18.5/32
56%
18/32
 48%
15.5/32
Arion 1.72332 56%
18/32
53%
17/32
50%
16/32
52%
33.5/64
EveAnn 1.722329 61%
19.5/32
62%
20/32
50%
16/32
33%
10.5/32
Gibbon 2.69a 64-bit2327 55%
17.5/32
50%
16/32
58%
18.5/32
100%
2/2
Sage 3.532325 61%
19.5/32
 47%
29.5/63
46%
31.5/68
Chezzz 1.0.32324 59%
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-bit2318 65%
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
NameEloKnightX
1.96
64-bit
KnightX
1.95
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Joker 1.1.142306   44%
14/32
48%
14.5/30
Tytan 9.32 64-bit2304   44%
14/32
39%
13.5/35
Kingfisher 1.1.1 64-bit2303  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-bit2256  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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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 December 14, 2019