CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (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 CPU.
Computed on October 12, 2019 with Bayeselo based on 2'115'766 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+
 HoiChess 0.18 64-bit1811+40−4048.1%+16.216.4%238 
79.9%
1HoiChess 0.103 64-bit1793+20−1963.6%−123.517.1%1095
78.0%
 HoiChess 0.21.0 64-bit1779+27−2742.2%+53.835.3%456
100.0%
 HoiChess 0.22.0 64-bit1697+31−3139.5%+73.325.3%387
 

Results matrix

Custom engine selection
#NameElo1234
1HoiChess 0.18 64-bit1811    
2HoiChess 0.103 64-bit1793    
3HoiChess 0.21.0 64-bit1779    
4HoiChess 0.22.0 64-bit1697    
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
1HoiChess 0.18 64-bit1811 79.990.6100.0
2HoiChess 0.103 64-bit179320.1 78.0100.0
3HoiChess 0.21.0 64-bit17799.421.9 100.0
4HoiChess 0.22.0 64-bit16970.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1HoiChess 0.18 64-bit1811 5128859
2HoiChess 0.103 64-bit179351 58105
3HoiChess 0.21.0 64-bit177928858 210
4HoiChess 0.22.0 64-bit169759105210 
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
1HoiChess 0.18 64-bit1811 3.841.59.4
2HoiChess 0.103 64-bit17933.8 3.77.1
3HoiChess 0.21.0 64-bit177941.53.7 24.9
4HoiChess 0.22.0 64-bit16979.47.124.9 
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 22 common opponents

Custom engine selection
NameEloHoiChess
0.18
64-bit
HoiChess
0.103
64-bit
HoiChess
0.21.0
64-bit
HoiChess
0.22.0
64-bit
Purple Haze 2.1.01884  41%
11.5/28
0%
0/1
Roce 0.0390185432%
6.5/20
45%
14/31
33%
9/27
 
Deepov 0.4.1 64-bit1850  43%
12/28
34%
13/38
HeavyChess 0.13 beta183458%
11.5/20
 40%
11.5/29
 
JARS 1.75a182450%
10/20
 38%
10/26
 
Ziggurat 0.18 64-bit1819  55%
16.5/30
31%
12/39
RataAeroespacial 0.2.1181847%
9/19
 48%
13/27
 
Beaches 2.32180460%
12/20
 52%
15.5/30
 
Pigeon 1.5.1 64-bit1800  52%
15.5/30
0%
0/1
Enigma 1.1.4179348%
9.5/20
 52%
15.5/30
33%
13/39
Vicki 0.041a1746 58%
18.5/32
 50%
1/2
Ziggy 0.71746 50%
0.5/1
 43%
16.5/38
Adamant 1.71735 58%
18.5/32
 100%
1/1
TSCP 1.811724 76%
23.5/31
 0%
0/1
Zoidberg 0.11724 60%
18.5/31
 41%
16/39
SEE 0.6.91722 62%
18.5/30
 100%
1/1
Mizar 3.01683 68%
21/31
 50%
0.5/1
BACE 0.451678 77%
24.5/32
 50%
0.5/1
Pooky 2.71657 67%
21.5/32
 0%
0/1
Vapor 0.01r121644 72%
23/32
 50%
0.5/1
NameEloHoiChess
0.18
64-bit
HoiChess
0.103
64-bit
HoiChess
0.21.0
64-bit
HoiChess
0.22.0
64-bit
VanillaChess 2.6g1577 70%
19/27
 50%
0.5/1
Youk 1.0.5963 100%
1/1
 100%
1/1
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%

Alter engine selection



Alter output selection

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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Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on October 12, 2019