CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 11 engines!
11 selected engines played 52 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 20, 2019 with Bayeselo based on 2'069'919 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+
1Pirarucu 2.9.5 64-bit 4CPU3082+29−2959.0%−57.744.0%368 
99.8%
 Pirarucu 3.0.7 64-bit3025+24−2447.0%+16.645.5%545
99.6%
 Pirarucu 2.9.5 64-bit2985+18−1849.8%−2.438.8%962
81.9%
 Pirarucu 2.7.4 64-bit2974+16−1648.6%+7.642.8%1348
100.0%
 Pirarucu 2.6.1 64-bit2934+16−1644.4%+36.437.3%1414
100.0%
 Pirarucu 2.3.8 64-bit2866+19−1951.4%−14.634.1%984
100.0%
 Pirarucu 2.2.2 64-bit2674+18−1750.6%−8.626.6%1246
100.0%
 Pirarucu 2.0.2 64-bit2348+37−3665.5%−126.615.5%310
87.4%
 Pirarucu 2.0.0 64-bit2324+16−1658.2%−62.618.7%1484
100.0%
 Pirarucu 1.72 64-bit2093+30−2965.6%−122.314.0%464
100.0%
 Pirarucu 1.4 64-bit1853+31−3142.6%+59.816.7%408
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Pirarucu 2.9.5 64-bit 4CPU3082           
2Pirarucu 3.0.7 64-bit3025           
3Pirarucu 2.9.5 64-bit2985           
4Pirarucu 2.7.4 64-bit2974           
5Pirarucu 2.6.1 64-bit2934     33 − 19
+19−5=28
+12
     
6Pirarucu 2.3.8 64-bit2866    19 − 33
+5−19=28
−12
      
7Pirarucu 2.2.2 64-bit2674           
8Pirarucu 2.0.2 64-bit2348           
9Pirarucu 2.0.0 64-bit2324           
10Pirarucu 1.72 64-bit2093           
11Pirarucu 1.4 64-bit1853           
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
#NameElo1234567891011
1Pirarucu 2.9.5 64-bit 4CPU3082 99.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Pirarucu 3.0.7 64-bit30250.2 99.6100.0100.0100.0100.0100.0100.0100.0100.0
3Pirarucu 2.9.5 64-bit29850.00.4 81.9100.0100.0100.0100.0100.0100.0100.0
4Pirarucu 2.7.4 64-bit29740.00.018.1 100.0100.0100.0100.0100.0100.0100.0
5Pirarucu 2.6.1 64-bit29340.00.00.00.0 100.0100.0100.0100.0100.0100.0
6Pirarucu 2.3.8 64-bit28660.00.00.00.00.0 100.0100.0100.0100.0100.0
7Pirarucu 2.2.2 64-bit26740.00.00.00.00.00.0 100.0100.0100.0100.0
8Pirarucu 2.0.2 64-bit23480.00.00.00.00.00.00.0 87.4100.0100.0
9Pirarucu 2.0.0 64-bit23240.00.00.00.00.00.00.012.6 100.0100.0
10Pirarucu 1.72 64-bit20930.00.00.00.00.00.00.00.00.0 100.0
11Pirarucu 1.4 64-bit18530.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Pirarucu 2.9.5 64-bit 4CPU3082 17923478237000000
2Pirarucu 3.0.7 64-bit3025179 74450072113300000
3Pirarucu 2.9.5 64-bit2985234744 909102235500000
4Pirarucu 2.7.4 64-bit297478500909 1004540960000
5Pirarucu 2.6.1 64-bit293423772110221004 9302880000
6Pirarucu 2.3.8 64-bit28660133355540930 2880000
7Pirarucu 2.2.2 64-bit267400096288288 67800
8Pirarucu 2.0.2 64-bit23480000006 11230
9Pirarucu 2.0.0 64-bit232400000078112 00
10Pirarucu 1.72 64-bit2093000000030 113
11Pirarucu 1.4 64-bit1853000000000113 
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
#NameElo1234567891011
1Pirarucu 2.9.5 64-bit 4CPU3082 19.617.64.513.30.00.00.00.00.00.0
2Pirarucu 3.0.7 64-bit302519.6 49.426.436.88.70.00.00.00.00.0
3Pirarucu 2.9.5 64-bit298517.649.4 39.443.018.20.00.00.00.00.0
4Pirarucu 2.7.4 64-bit29744.526.439.4 36.423.23.70.00.00.00.0
5Pirarucu 2.6.1 64-bit293413.336.843.036.4 38.810.80.00.00.00.0
6Pirarucu 2.3.8 64-bit28660.08.718.223.238.8 12.90.00.00.00.0
7Pirarucu 2.2.2 64-bit26740.00.00.03.710.812.9 0.42.90.00.0
8Pirarucu 2.0.2 64-bit23480.00.00.00.00.00.00.4 6.20.40.0
9Pirarucu 2.0.0 64-bit23240.00.00.00.00.00.02.96.2 0.00.0
10Pirarucu 1.72 64-bit20930.00.00.00.00.00.00.00.40.0 13.0
11Pirarucu 1.4 64-bit18530.00.00.00.00.00.00.00.00.013.0 
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 50 common opponents

Custom engine selection
NameEloPirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Xiphos 0.3 64-bit3137     0%
0/1
0%
0/1
    
Protector 1.9.0 64-bit3085 29%
9.5/33
  25%
12.5/50
      
Senpai 2.0 64-bit3084 48%
15/31
 31%
17/55
26%
13.5/51
      
Vajolet2 2.6 64-bit3084   0%
0/1
28%
14.5/51
      
iCE 3.0 64-bit308152%
15/29
35%
11.5/33
38%
15/40
 26%
13.5/52
      
Wasp 3.50 64-bit3065  39%
12.5/32
40%
34/85
       
ChessBrainVB 3.723048 50%
16/32
45%
14.5/32
        
Defenchess (SCTR) 1.1f 64-bit3048 45%
14.5/32
44%
14/32
39%
21/54
36%
18/50
50%
0.5/1
     
SmarThink 1.98 64-bit303459%
16/27
72%
23/32
45%
31.5/70
 48%
24/50
      
Naum 4.6 64-bit3033 40%
12/30
44%
14/32
42%
22.5/54
34%
17.5/51
      
Hakkapeliitta TCEC v2 64-bit302345%
12.5/28
53%
16/30
45%
32.5/72
28%
14/50
36%
18.5/51
      
Deuterium 2019.1.36.50 64-bit3000 50%
16/32
56%
18/32
56%
17.5/31
       
Rodent III 0.275 64-bit2998  39%
12.5/32
 54%
27.5/51
      
Hiarcs 142986 53%
16.5/31
36%
11.5/32
 37%
11/30
36%
11.5/32
     
Amoeba 3.0 64-bit2974 53%
17/32
55%
22/40
        
Bobcat 8.0 64-bit2960 62%
20/32
56%
40/72
54%
56.5/104
38%
20/52
39%
12.5/32
     
Demolito 2018-03-01 64-bit2957    44%
23/52
38%
12.5/33
     
Deuterium 2018.1.35.514 64-bit2953   47%
23.5/50
49%
24/49
34%
11/32
     
Amoeba 2.8 64-bit2952  50%
36/72
55%
47.5/87
42%
23/55
42%
13.5/32
     
Cheng 4.39 64-bit2944  60%
43.5/72
53%
26/49
46%
25/54
42%
13.5/32
     
NameEloPirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Crafty 25.2 64-bit2933    50%
16/32
38%
12.5/33
     
Spark 1.0 64-bit2927   65%
32.5/50
 42%
13.5/32
     
Spike 1.4 Leiden2921   49%
24.5/50
 42%
13.5/32
     
Toga II 4.0 64-bit2915    45%
14.5/32
36%
11.5/32
     
DiscoCheck 5.2.1 64-bit2913 50%
0.5/1
 51%
27/53
       
Scorpio 2.8 64-bit2902    45%
14.5/32
100%
1/1
     
Zurichess Neuchatel 64-bit2900   57%
31/54
 50%
0.5/1
     
Gaviota 1.0 64-bit2872   65%
32.5/50
44%
14/32
 19%
7.5/40
    
Zappa Mexico II 64-bit2843   69%
34.5/50
 100%
1/1
     
Godel 4.4.5 64-bit2839   100%
1/1
77%
24.5/32
42%
19.5/46
     
RuyDos 1.1.6 64-bit2798    66%
21/32
 39%
15.5/40
    
Marvin 3.1.0 64-bit2792    56%
18/32
53%
17/32
     
Pawny 1.2 64-bit2767   100%
1/1
 58%
18.5/32
33%
18.5/56
    
Bison 9.11 64-bit2761    66%
21/32
 36%
14.5/40
    
Chronos 1.9.9 64-bit2740 0%
0/1
 100%
1/1
 80%
25.5/32
     
Shield 2.1 64-bit2738   0%
0/1
 72%
23/32
44%
17.5/40
    
Cheese 1.9 64-bit2731     84%
13.5/16
44%
17.5/40
    
Devel 2.00002709    75%
24/32
62%
20/32
52%
21/40
    
Donna 4.0 64-bit2650     100%
1/1
49%
19.5/40
    
DanaSah 7.32617     50%
0.5/1
59%
23.5/40
    
NameEloPirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Delocto 0.6 64-bit2610      59%
24/41
0%
0/1
   
Teki 2 64-bit2394      84%
33.5/40
 45%
13/29
  
Patzer 3.802374      50%
0.5/1
 58%
15/26
  
Plisk 0.2.7d 64-bit2343      50%
0.5/1
54%
13.5/25
37%
10/27
  
CT800 1.30 64-bit2229       70%
17.5/25
66%
21/32
  
Beowulf 2.4a 32-bit2203      100%
1/1
 81%
13/16
  
Hedgehog 1.814 64-bit2124       100%
1/1
81%
13/16
  
Plywood 1.732019         56%
15/27
29%
8.5/29
Arabian Knight 1.551987         61%
17/28
31%
9/29
Snowy 0.2 64-bit1986       100%
1/1
 65%
17/26
 
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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Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

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 selected engines only
  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 July 20, 2019