CCRL 40/4
Downloads and Statistics
August 24, 2019
Testing summary:
Total: 2'089'528 games
played by 2'430 programs
28120 CPU days (X2 4600+)

White wins: 811'498 (38.8%)
Black wins: 656'361 (31.4%)
Draws: 621'669 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 8 engines!
8 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 August 24, 2019 with Bayeselo based on 2'089'528 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+
1Zeta Dva 0210 64-bit2023+19−1951.0%−5.014.3%1132 
80.5%
 Zeta Dva 0303 64-bit2008+30−3044.4%+43.917.3%428
75.6%
 Zeta Dva 0301 64-bit1995+19−1945.8%+31.821.1%1077
89.0%
 Zeta Dva 0305 64-bit1980+17−1746.0%+30.318.6%1363
69.8%
 Zeta Dva 0310 64-bit1973+19−1951.0%−8.516.4%1120
74.2%
 Zeta Dva 0204 64-bit1961+32−3166.6%−132.823.3%395
85.1%
 Zeta Dva 0306 64-bit1939+25−2542.0%+60.818.8%622
99.9%
 Zeta v0.99l GTX10501876+30−3041.7%+64.015.7%426
 

Results matrix

Custom engine selection
#NameElo12345678
1Zeta Dva 0210 64-bit2023        
2Zeta Dva 0303 64-bit2008        
3Zeta Dva 0301 64-bit1995        
4Zeta Dva 0305 64-bit1980        
5Zeta Dva 0310 64-bit1973        
6Zeta Dva 0204 64-bit1961        
7Zeta Dva 0306 64-bit1939        
8Zeta v0.99l GTX10501876        
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
#NameElo12345678
1Zeta Dva 0210 64-bit2023 80.598.2100.0100.0100.0100.0100.0
2Zeta Dva 0303 64-bit200819.5 75.694.697.298.2100.0100.0
3Zeta Dva 0301 64-bit19951.824.4 89.094.996.7100.0100.0
4Zeta Dva 0305 64-bit19800.05.411.0 69.885.099.6100.0
5Zeta Dva 0310 64-bit19730.02.85.130.2 74.298.2100.0
6Zeta Dva 0204 64-bit19610.01.83.315.025.8 85.1100.0
7Zeta Dva 0306 64-bit19390.00.00.00.41.814.9 99.9
8Zeta v0.99l GTX105018760.00.00.00.00.00.00.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Zeta Dva 0210 64-bit2023 137852789317641560
2Zeta Dva 0303 64-bit2008137 130380370975117
3Zeta Dva 0301 64-bit1995852130 137749904900
4Zeta Dva 0305 64-bit19807893801377 575646330
5Zeta Dva 0310 64-bit1973317370499575 72215240
6Zeta Dva 0204 64-bit196164906472 720
7Zeta Dva 0306 64-bit19391567549063321572 0
8Zeta v0.99l GTX1050187601170024000 
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
#NameElo12345678
1Zeta Dva 0210 64-bit2023 8.838.631.614.14.28.90.0
2Zeta Dva 0303 64-bit20088.8 8.621.223.91.17.113.7
3Zeta Dva 0301 64-bit199538.68.6 56.422.70.028.80.0
4Zeta Dva 0305 64-bit198031.621.256.4 23.23.631.90.0
5Zeta Dva 0310 64-bit197314.123.922.723.2 4.812.315.5
6Zeta Dva 0204 64-bit19614.21.10.03.64.8 7.10.0
7Zeta Dva 0306 64-bit19398.97.128.831.912.37.1 0.0
8Zeta v0.99l GTX105018760.013.70.00.015.50.00.0 
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 52 common opponents

Custom engine selection
NameEloZeta
Dva
0210
64-bit
Zeta
Dva
0303
64-bit
Zeta
Dva
0301
64-bit
Zeta
Dva
0305
64-bit
Zeta
Dva
0310
64-bit
Zeta
Dva
0204
64-bit
Zeta
Dva
0306
64-bit
Zeta
v0.99l
GTX1050
GK 0.90 64-bit211032%
10/31
52%
15/29
      
Alf 1.09 64-bit2109 38%
11.5/30
 38%
12/32
    
BikJump 2.01 64-bit210442%
13/31
 44%
14/32
38%
12/32
32%
13/40
   
Wing 2.0a210140%
12.5/31
 35%
11/31
19%
6/32
    
Clarabit 1.00 64-bit2098  25%
8/32
39%
12.5/32
    
Napoleon 1.5.0 64-bit2081  53%
17/32
47%
14.5/31
    
Abbess 2018.02.072070 0%
0/1
    33%
10.5/32
 
Gunborg 1.35 64-bit2069 36%
10/28
  41%
16.5/40
   
Smash 1.0.3a 64-bit2062   47%
14.5/31
  50%
16/32
 
Little Wing 0.5.0 64-bit2060   28%
9/32
  34%
10.5/31
 
Matheus 2.3205956%
17.5/31
39%
11/28
55%
17.5/32
31%
10/32
  31%
10/32
 
ChessMind 0.822057  42%
13.5/32
28%
9/32
  42%
13.5/32
 
Galjoen 0.35.2 64-bit2057 55%
17.5/32
 23%
7.5/32
    
Monarch 1.72056 50%
0.5/1
50%
16/32
33%
10.5/32
  33%
10.5/32
 
Gerbil 0.2 64-bit204337%
11.5/31
100%
1/1
34%
11/32
39%
12/31
  39%
12.5/32
 
Vice 1.0 64-bit204275%
7.5/10
 45%
14/31
48%
15/31
50%
20/40
 32%
10/31
 
Abbess 2016.12.112039 38%
10.5/28
 45%
14.5/32
    
Jabba 1.0 64-bit2036  57%
8.5/15
53%
16/30
  31%
10/32
 
Cinnamon 2.0 64-bit2022 0%
0/1
44%
14/32
55%
17.5/32
  53%
17/32
 
Bestia 0.902021  45%
14/31
45%
14.5/32
44%
17.5/40
 39%
12.5/32
 
NameEloZeta
Dva
0210
64-bit
Zeta
Dva
0303
64-bit
Zeta
Dva
0301
64-bit
Zeta
Dva
0305
64-bit
Zeta
Dva
0310
64-bit
Zeta
Dva
0204
64-bit
Zeta
Dva
0306
64-bit
Zeta
v0.99l
GTX1050
Soldat III 0.178 64-bit2020  37%
11/30
66%
21/32
    
Little Wing 0.4.0 64-bit2017 50%
14/28
 39%
12.5/32
    
Ecce 1.0 (rev. 508) 64-bit2016 48%
13/27
55%
17/31
42%
13.5/32
42%
17/40
   
DelphiMAX 2.9201357%
17/30
0%
0/1
      
Oberon 0.042013 55%
16/29
  46%
18.5/40
   
Freyr 1.068 64-bit2009 50%
14.5/29
  50%
20/40
   
Requiem 0.53200544%
13.5/31
50%
0.5/1
      
Ceibo 0.4 64-bit2004 54%
21/39
  40%
16/40
  30%
32.5/110
Small Potato 0.6.1199358%
18/31
 48%
15.5/32
47%
15/32
    
BigLion 2.23x198969%
22/32
0%
0/1
58%
18.5/32
66%
21/32
46%
18.5/40
   
Snowy 0.2 64-bit1988   67%
21.5/32
66%
26.5/40
   
Bubble 1.5198758%
18.5/32
0%
0/1
      
Armageddon 2.3081986  38%
12/32
 41%
16.5/40
   
Faile 1.4.4197750%
16/32
 44%
14/32
52%
16.5/32
    
La Dame Blanche 2.0c1968 0%
0/1
  51%
20.5/40
55%
17.5/32
  
SSEChessII 2.05 DC196769%
21.5/31
 61%
19.5/32
50%
16/32
    
Marvin 1.3.0196653%
17/32
 61%
19.5/32
     
Cilian 4.141961  34%
11/32
56%
18/32
    
ALChess 1.841960 50%
0.5/1
 47%
15/32
55%
22/40
   
Etude 0.1.2195570%
22.5/32
 58%
17.5/30
 49%
19.5/40
   
NameEloZeta
Dva
0210
64-bit
Zeta
Dva
0303
64-bit
Zeta
Dva
0301
64-bit
Zeta
Dva
0305
64-bit
Zeta
Dva
0310
64-bit
Zeta
Dva
0204
64-bit
Zeta
Dva
0306
64-bit
Zeta
v0.99l
GTX1050
Micro-Max 4.8195469%
22/32
 61%
19/31
58%
17.5/30
    
Rival 1.18195364%
20.5/32
 56%
18/32
62%
20/32
    
JanWillem 1.13195169%
22/32
 62%
20/32
80%
25.5/32
    
BibiChess 0.5192756%
18/32
100%
1/1
   50%
16/32
  
Heracles 0.6.16192256%
18/32
  58%
18.5/32
49%
19.5/40
   
SamChess1920   61%
19.5/32
 53%
17/32
  
Dabbaba 7.491909 100%
1/1
  62%
25/40
   
Roce 0.03901854    72%
29/40
  52%
51.5/100
Sayuri 2018.03.06 64-bit1839 0%
0/1
  62%
25/40
 69%
22/32
 
RataAeroespacial 0.2.11818 0%
0/1
  71%
28.5/40
   
ChessterfieldCL i5a1800     73%
23.5/32
51%
20.5/40
 
Embracer 1.121785 100%
1/1
   88%
3.5/4
  
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

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 reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on August 24, 2019