CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 3 engines!
3 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 7, 2019 with Bayeselo based on 2'143'600 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+
1Matacz 1.42446+8−851.0%−8.625.2%5726 
64.2%
 Matacz 1.3 HT742443+14−1449.8%+1.428.2%1753
100.0%
 Matacz 1.12400+21−2053.0%−25.124.6%886
 

Results matrix

Custom engine selection
#NameElo123
1Matacz 1.42446   
2Matacz 1.3 HT742443   
3Matacz 1.12400   
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
#NameElo123
1Matacz 1.42446 64.2100.0
2Matacz 1.3 HT74244335.8 100.0
3Matacz 1.124000.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123
1Matacz 1.42446 29881147
2Matacz 1.3 HT7424432988 737
3Matacz 1.124001147737 
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
#NameElo123
1Matacz 1.42446 40.017.3
2Matacz 1.3 HT74244340.0 27.9
3Matacz 1.1240017.327.9 
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 54 common opponents

Custom engine selection
NameEloMatacz
1.4
Matacz
1.3
HT74
Matacz
1.1
BugChess2 1.6.2 64-bit259538%
12/32
 38%
12/32
BugChess2 1.5.22548 42%
13.5/32
23%
7.5/32
Ktulu 4.2254531%
10.5/34
41%
13/32
 
Ufim 8.02254027%
18/66
34%
11/32
33%
10.5/32
SmarThink 0.17a253751%
17.5/34
47%
15/32
 
Thinker 4.7a253637%
12.5/34
33%
10.5/32
 
AnMon 5.60251734%
22.5/66
45%
14.5/32
 
Little Goliath Evolution 3.12250540%
13.5/34
36%
11.5/32
 
Yace 0.99.87250443%
15/35
44%
14/32
 
Trace 1.37a250038%
26/69
44%
14/32
 
Pepito 1.59 32-bit249344%
15/34
42%
13.5/32
 
Bruja 1.9.1 64-bit249141%
14.5/35
50%
16/32
 
Tao 5.6248629%
10/34
44%
14/32
 
Green Light Chess 3.00247837%
12.5/34
42%
13.5/32
 
Cerebro 3.03d247139%
26/66
54%
18.5/34
37%
9.5/26
Twisted Logic 20080404x246746%
15.5/34
39%
12.5/32
 
Arasan 10.0 64-bit246451%
17.5/34
31%
10/32
 
Amyan 1.597246232%
11/34
53%
17/32
 
Counter 1.224470%
0/1
43%
13/30
 
SpiderChess 070603243952%
34.5/66
59%
19/32
36%
11.5/32
NameEloMatacz
1.4
Matacz
1.3
HT74
Matacz
1.1
Abrok 5.0243558%
21/36
45%
14/31
25%
2/8
King of Kings 2.56243459%
20.5/35
55%
17.5/32
 
LambChop 10.99243453%
35/66
42%
13.5/32
 
Gaia 3.5 64-bit242553%
18.5/35
54%
18.5/34
 
Nejmet 3.07242551%
33.5/66
53%
16.5/31
 
Quark 2.35242344%
15/34
52%
16.5/32
 
Snitch 1.6.2 32-bit241962%
21/34
56%
18/32
 
Dragon 4.6241848%
31.5/66
61%
19.5/32
 
Delphil 1.9c2414 67%
20/30
50%
16/32
Kiwi 0.6d 32-bit2414 52%
16.5/32
48%
14.5/30
Delphil 1.82411 42%
12.5/30
46%
11/24
RomiChess P3k 64-bit240947%
31/66
64%
22.5/35
41%
13/32
Gaia 3.5 32-bit239438%
12/32
 42%
13.5/32
KnightDreamer 3.3239363%
22/35
64%
20.5/32
 
Francesca MAD 0.13 Nobook239255%
35/64
73%
23.5/32
 
PostModernist 1016238966%
23/35
64%
20.5/32
 
Leila 0.53h238857%
20/35
52%
16.5/32
 
Amy 0.87b238556%
19/34
50%
16/32
 
Diablo 0.5.1238550%
17/34
41%
14/34
 
Gosu 0.16238264%
20.5/32
 50%
15.5/31
NameEloMatacz
1.4
Matacz
1.3
HT74
Matacz
1.1
Comet B68237761%
40.5/66
50%
16/32
61%
19.5/32
Sjeng 12.13237565%
22/34
58%
18.5/32
 
Der Bringer 1.9237457%
19.5/34
66%
21/32
62%
20/32
Djinn 0.925x237359%
38.5/65
59%
19/32
61%
19.5/32
Muse 0.899b237258%
38.5/66
52%
16/31
38%
3/8
The Crazy Bishop 0052236460%
21.5/36
78%
25/32
 
Amateur 2.82235150%
1/2
69%
22/32
 
Cheese 1.3234356%
18/32
62%
20/32
 
Arion 1.7233362%
20/32
 81%
6.5/8
Cheese 1.2233164%
20.5/32
 53%
17/32
Asterisk 0.62307100%
1/1
 65%
22/34
Popochin 3.2227561%
19.5/32
 73%
23.5/32
Natwarlal 0.14226169%
22/32
 72%
23/32
Anechka 0.08223579%
26/33
 81%
26/32
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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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019