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 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 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+
1Capivara LK 0.09b02c 64-bit2565+13−1456.2%−44.328.5%1977 
99.5%
 Capivara LK 0.09b02g 64-bit2537+16−1644.4%+39.427.6%1321
100.0%
 Capivara LK 0.09a02c 64-bit2358+18−1852.5%−18.127.6%1114
100.0%
 Capivara LK 0.08a11 64-bit2253+14−1454.4%−37.122.0%1995
 

Results matrix

Custom engine selection
#NameElo1234
1Capivara LK 0.09b02c 64-bit2565    
2Capivara LK 0.09b02g 64-bit2537    
3Capivara LK 0.09a02c 64-bit2358    
4Capivara LK 0.08a11 64-bit2253    
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
1Capivara LK 0.09b02c 64-bit2565 99.5100.0100.0
2Capivara LK 0.09b02g 64-bit25370.5 100.0100.0
3Capivara LK 0.09a02c 64-bit23580.00.0 100.0
4Capivara LK 0.08a11 64-bit22530.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Capivara LK 0.09b02c 64-bit2565 21300
2Capivara LK 0.09b02g 64-bit2537213 96
3Capivara LK 0.09a02c 64-bit235809 1172
4Capivara LK 0.08a11 64-bit2253061172 
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
1Capivara LK 0.09b02c 64-bit2565 6.50.00.0
2Capivara LK 0.09b02g 64-bit25376.5 0.40.2
3Capivara LK 0.09a02c 64-bit23580.00.4 37.7
4Capivara LK 0.08a11 64-bit22530.00.237.7 
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 45 common opponents

Custom engine selection
NameEloCapivara
LK
0.09b02c
64-bit
Capivara
LK
0.09b02g
64-bit
Capivara
LK
0.09a02c
64-bit
Capivara
LK
0.08a11
64-bit
Movei 00.8.438 (10 10 10)262338%
12/32
50%
0.5/1
  
WildCat 8262330%
9.5/32
0%
0/1
  
Slow Chess Blitz WV2.1261545%
14.5/32
62%
2.5/4
  
Ruffian 2.1.0260839%
12.5/32
0%
0/1
  
Floyd 0.9 64-bit258355%
17.5/32
33%
7.5/23
  
Muse 0.953 64-bit258249%
16.5/34
100%
1/1
  
DanaSah 6.50257745%
14.5/32
38%
8/21
  
nanoSzachy 4.1 64-bit255953%
17/32
100%
1/1
  
Fridolin 2.00 64-bit253845%
14.5/32
0%
0/2
  
JikChess 0.02 64-bit252275%
6/8
50%
2/4
  
Pepito 1.59.2 64-bit252156%
18/32
50%
0.5/1
  
Green Light Chess 3.01.2.2250577%
24.5/32
100%
1/1
  
Yace 0.99.87250462%
20/32
100%
1/1
  
Trace 1.37a250062%
20/32
100%
1/1
  
LittleThought 1.052 64-bit245269%
22/32
0%
0/2
  
Counter 1.2244767%
21.5/32
100%
1/1
  
LambChop 10.99243469%
22/32
50%
1/2
  
Delphil 3.2 64-bit243281%
26/32
62%
2.5/4
  
Gaia 3.5 64-bit242569%
22/32
100%
1/1
  
Nejmet 3.07242569%
22/32
100%
1/1
  
NameEloCapivara
LK
0.09b02c
64-bit
Capivara
LK
0.09b02g
64-bit
Capivara
LK
0.09a02c
64-bit
Capivara
LK
0.08a11
64-bit
Quark 2.35242378%
25/32
100%
1/1
  
Hussar 0.4242064%
20.5/32
50%
0.5/1
  
Dragon 4.6241886%
27.5/32
0%
0/1
  
Simplex 0.9.8 64-bit240980%
25.5/32
100%
2/2
  
Ifrit m1.8 64-bit2404 100%
1/1
56%
18/32
 
Terra 3.42368 100%
1/1
58%
18.5/32
 
Amateur 2.822351  55%
17.5/32
47%
14.5/31
Alex 2.14a 64-bit2348  37%
11.5/31
38%
12/32
Plisk 0.2.7d 64-bit2343  44%
14/32
34%
10/29
Horizon 4.42342  65%
20/31
25%
7.5/30
TJchess 1.1 64-bit2338  50%
16/32
38%
24/64
Queen 4.032337  50%
15.5/31
33%
10.5/32
Arion 1.72333  44%
14/32
30%
9.5/32
Ares 1.0042332  48%
15.5/32
24%
7.5/31
Sage 3.532325  48%
15.5/32
42%
13.5/32
Chezzz 1.0.32324  56%
18/32
52%
16.5/32
Sungorus 1.4 64-bit2314 100%
1/1
55%
17.5/32
34%
11/32
KnightX 1.922297  62%
20/32
33%
10.5/32
Gibbon 2.57a 64-bit2286  62%
18.5/30
44%
14/32
Popochin 3.22275  56%
18/32
56%
18/32
NameEloCapivara
LK
0.09b02c
64-bit
Capivara
LK
0.09b02g
64-bit
Capivara
LK
0.09a02c
64-bit
Capivara
LK
0.08a11
64-bit
Waxman 20132269  61%
19.5/32
48%
15.5/32
Esc 1.162267  75%
24/32
34%
11/32
Zeus 1.292262  69%
22/32
42%
13.5/32
Natwarlal 0.142261  75%
24/32
55%
17.5/32
BikJump 2.01 64-bit2103 100%
1/1
 72%
23/32
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 December 7, 2019