CCRL 40/4
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 1'767'897 games
played by 2'077 programs
23648 CPU days (X2 4600+)

White wins: 690'693 (39.1%)
Black wins: 560'081 (31.7%)
Draws: 517'123 (29.3%)
White score: 53.7%

Custom engine selection

Comparing 6 engines!
6 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 July 7, 2018 with Bayeselo based on 1'767'897 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+−
1Chess4j 3.2 64-bit1960+17−1749.7%+3.021.3%1270 
100.0%
 Chess4j 3.1 64-bit1841+37−3750.0%−1.322.0%254
97.8%
 Chess4j 3.0 64-bit1798+20−2048.6%+8.822.1%895
100.0%
 Chess4j 2.01615+36−3729.2%+172.121.7%327
100.0%
 Chess4j 1.2869+220−2078.4%+607.38.3%374
100.0%
 Chess4j 0.1725+357−35229.7%+262.723.7%713
 

Results matrix

Custom engine selection
#NameElo1
Chess
2
Chess
3
Chess
4
Chess
5
Chess
6
Chess
1Chess4j 3.2 64-bit1960      
2Chess4j 3.1 64-bit1841      
3Chess4j 3.0 64-bit1798      
4Chess4j 2.01615      
5Chess4j 1.2869      
6Chess4j 0.1725      
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
#NameElo1
Che
2
Che
3
Che
4
Che
5
Che
6
Che
1Chess4j 3.2 64-bit1960 100.0100.0100.0100.0100.0
2Chess4j 3.1 64-bit18410.0 97.8100.0100.0100.0
3Chess4j 3.0 64-bit17980.02.2 100.0100.0100.0
4Chess4j 2.016150.00.00.0 100.0100.0
5Chess4j 1.28690.00.00.00.0 100.0
6Chess4j 0.17250.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1
Che
2
Che
3
Che
4
Che
5
Che
6
Che
1Chess4j 3.2 64-bit1960 2474310189
2Chess4j 3.1 64-bit1841247 438009
3Chess4j 3.0 64-bit1798431438 05715
4Chess4j 2.01615000 00
5Chess4j 1.2869180570 130
6Chess4j 0.172599150130 
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
#NameElo1
Che
2
Che
3
Che
4
Che
5
Che
6
Che
1Chess4j 3.2 64-bit1960 16.219.90.01.10.5
2Chess4j 3.1 64-bit184116.2 38.10.00.00.9
3Chess4j 3.0 64-bit179819.938.1 0.04.50.9
4Chess4j 2.016150.00.00.0 0.00.0
5Chess4j 1.28691.10.04.50.0 12.0
6Chess4j 0.17250.50.90.90.012.0 
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 30 common opponents

Custom engine selection
NameEloChess4j
3.2
64-bit		Chess4j
3.1
64-bit		Chess4j
3.0
64-bit		Chess4j
2.0		Chess4j
1.2		Chess4j
0.1
SamChess1915  34%
11/32		 0%
0/7		 
Dabbaba 7.49191264%
18.5/29		   0%
0/6		 
IACH 0.56z191267%
20/30		 44%
14/32		   
Warrior 1.0.3190245%
13.5/30		39%
12.5/32		27%
8.5/32		  0%
0/2
Clueless 1.4190162%
18.5/30		 25%
8/32		   
SnailChess 4.0131894 47%
15/32		54%
14.5/27		   
Purple Haze 2.1.01876 44%
14/32		22%
7/32		   
Roce 0.03901845  50%
16/32		  0%
0/1
Ranita 2.4183867%
20/30		45%
14.5/32		36%
11.5/32		   
Celes 0.77c182078%
23.5/30		56%
17.5/31		47%
13.5/29		   
Beaches 2.32179967%
20/30		44%
14/32		56%
18/32		  0%
0/1
MorphyChess 1.0.51799 60%
18.5/31		48%
15.5/32		   
Pigeon 1.5.1 64-bit179383%
25/30		 47%
15/32		   
Mint 2.31758  52%
16/31		 0%
0/6		 
Ziggy 0.71729    0%
0/6		0%
0/1
Vicki 0.041a1727  66%
18.5/28		 0%
0/6		 
Tscp 1.811707  64%
18.5/29		  0%
0/1
Nanook 0.171374    33%
2/6		21%
7/33
Skaki 1.231360    8%
0.5/6		0%
0/1
Virutor Chess 1.11349    0%
0/6		0%
0/1
NameEloChess4j
3.2
64-bit		Chess4j
3.1
64-bit		Chess4j
3.0
64-bit		Chess4j
2.0		Chess4j
1.2		Chess4j
0.1
KillerQueen 2.0b31282    17%
1/6		0%
0/1
TRex 1.91275    0%
0/6		0%
0/1
QuTeChess 1.0.1t r31263    12%
0.5/4		50%
0.5/1
Tikov 0.6.31233    0%
0/6		0%
0/1
Raffaela 0.1.41220    0%
0/5		0%
0/1
Gringo 1.4.9b1218    20%
1/5		4%
1/28
Toledo Nanochess Jan/11/20101215    0%
0/7		5%
1.5/32
DarkFusch 0.91173    33%
2/6		0%
0/1
Safrad 2.1.35.2101008    8%
0.5/6		14%
5.5/38
MicroChess 1976570    94%
16/17		82%
11.5/14
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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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 July 7, 2018