CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 7 engines!
7 selected engines played 61 games with each other

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on October 12, 2019 with Bayeselo based on 1'090'583 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Onno 1.2.70 64-bit 4CPU2934+19−1947.3%+16.748.3%810 
100.0%
 Onno 1.2.70 64-bit2834+16−1647.9%+14.242.8%1214
89.9%
 Onno 1.0 64-bit2819+17−1746.2%+27.441.3%1149
74.5%
 Onno 1.1.1 64-bit2810+21−2146.1%+26.342.8%738
80.5%
 Onno 1.1.1 32-bit2798+18−1845.6%+27.743.4%1011
62.3%
 Onno 1.0 32-bit2794+18−1845.5%+28.548.6%911
70.9%
 Onno 1.2.70 32-bit2787+18−1846.2%+24.747.0%979
 

Results matrix

Custom engine selection
#NameElo1234567
1Onno 1.2.70 64-bit 4CPU2934       
2Onno 1.2.70 64-bit2834       
3Onno 1.0 64-bit2819     36.5 − 24.5
+15−3=43
+27
 
4Onno 1.1.1 64-bit2810       
5Onno 1.1.1 32-bit2798       
6Onno 1.0 32-bit2794  24.5 − 36.5
+3−15=43
−27
    
7Onno 1.2.70 32-bit2787       
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
#NameElo1234567
1Onno 1.2.70 64-bit 4CPU2934 100.0100.0100.0100.0100.0100.0
2Onno 1.2.70 64-bit28340.0 89.996.399.899.9100.0
3Onno 1.0 64-bit28190.010.1 74.595.498.099.5
4Onno 1.1.1 64-bit28100.03.725.5 80.587.195.0
5Onno 1.1.1 32-bit27980.00.24.619.5 62.380.9
6Onno 1.0 32-bit27940.00.12.012.937.7 70.9
7Onno 1.2.70 32-bit27870.00.00.55.019.129.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1Onno 1.2.70 64-bit 4CPU2934 582070006
2Onno 1.2.70 64-bit283458 298306133135294
3Onno 1.0 64-bit2819207298 55921552472
4Onno 1.1.1 64-bit28100306559 283330146
5Onno 1.1.1 32-bit27980133215283 1218506
6Onno 1.0 32-bit279401355243301218 420
7Onno 1.2.70 32-bit2787629472146506420 
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
#NameElo1234567
1Onno 1.2.70 64-bit 4CPU2934 2.910.60.00.00.00.3
2Onno 1.2.70 64-bit28342.9 12.615.76.06.413.4
3Onno 1.0 64-bit281910.612.6 29.610.025.43.4
4Onno 1.1.1 64-bit28100.015.729.6 16.220.08.5
5Onno 1.1.1 32-bit27980.06.010.016.2 63.425.4
6Onno 1.0 32-bit27940.06.425.420.063.4 22.2
7Onno 1.2.70 32-bit27870.313.43.48.525.422.2 
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 80 common opponents

Custom engine selection
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
1.0
64-bit
Onno
1.1.1
64-bit
Onno
1.1.1
32-bit
Onno
1.0
32-bit
Onno
1.2.70
32-bit
Rybka 3 64-bit3048  12%
7/57
8%
1.5/18
   
Rybka 3 32-bit2994    18%
7/38
22%
6.5/30
 
Naum 4.2 64-bit2977 29%
7/24
 24%
7/29
   
Zappa Mexico II 64-bit 4CPU296942%
5/12
 38%
12/32
    
Naum 4 64-bit2956  23%
7.5/32
29%
5.5/19
   
Deep Shredder 12 64-bit2940 38%
1.5/4
 20%
1/5
   
Stockfish 1.6.3 32-bit2934    28%
9.5/34
15%
4.5/30
 
Naum 4 32-bit2931    33%
12.5/38
37%
11/30
 
Shredder 12 32-bit2930 40%
9.5/24
  30%
24.5/82
24%
15/62
38%
11.5/30
Deep Sjeng WC2008 64-bit 4CPU292644%
4/9
 22%
7/32
    
Thinker 5.4c Inert 64-bit 4CPU292453%
17/32
 33%
10.5/32
    
Gull 1.2 64-bit291950%
1/2
50%
1/2
     
Hannibal 1.2 64-bit291650%
3/6
0%
0/2
     
Spike 1.4 Leiden2915 50%
1/2
    0%
0/2
Quazar 0.4 64-bit290675%
6/8
30%
3/10
     
Toga II 1.4.1SE 4CPU290562%
2.5/4
 35%
10.5/30
    
Glaurung 2.2 64-bit 4CPU289625%
0.5/2
 29%
10/34
    
iCE 2.0 64-bit2893 50%
1/2
75%
1.5/2
    
Fritz 122887   75%
1.5/2
43%
14.5/34
28%
8.5/30
23%
7/30
Hiarcs 13.12875 48%
11.5/24
    49%
16.5/34
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
1.0
64-bit
Onno
1.1.1
64-bit
Onno
1.1.1
32-bit
Onno
1.0
32-bit
Onno
1.2.70
32-bit
Stockfish 1.5.1 32-bit2865    35%
12/34
27%
8/30
 
Thinker 5.4d Inert 64-bit2865 55%
11/20
 50%
1/2
   
Thinker 5.4c Inert 64-bit2861 40%
9.5/24
52%
16.5/32
47%
8.5/18
   
Thinker 5.4d Inert 32-bit2857    25%
1/4
 38%
15.5/41
Zappa Mexico II 64-bit2855 43%
15.5/36
48%
15.5/32
53%
10/19
   
Fritz 112852  41%
13/32
50%
1/2
 38%
11.5/30
 
Loop M1-T 64-bit 4CPU285065%
20/31
 40%
12.5/31
    
Stockfish 1.4 64-bit2850  56%
18/32
44%
28/64
 42%
13.5/32
 
Thinker 5.4c Inert 32-bit2850    34%
11.5/34
43%
13/30
 
Nemo 1.0.1 64-bit284867%
4/6
46%
22/48
     
Booot 5.1.02844100%
2/2
58%
14/24
    35%
4.5/13
Deep Shredder 11 64-bit2844  45%
14.5/32
34%
5.5/16
   
Deep Sjeng WC2008 64-bit2836 44%
10.5/24
45%
14.5/32
42%
8/19
   
Spark 0.3 64-bit2836 48%
11.5/24
 43%
14.5/34
   
Shredder 112832    48%
14.5/30
48%
14.5/30
 
Deep Junior 11.1a 32-bit2831    75%
1.5/2
 12%
0.5/4
Stockfish 1.4 32-bit2831    45%
38/84
50%
15/30
 
Grapefruit 1.0 32-bit2827 44%
10.5/24
44%
14/32
50%
8/16
42%
15.5/37
40%
12/30
43%
14.5/34
Toga II 1.4.1SE2827   54%
28/52
51%
26.5/52
 62%
2.5/4
Deep Sjeng WC2008 32-bit2826    37%
14/38
53%
16/30
44%
15/34
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
1.0
64-bit
Onno
1.1.1
64-bit
Onno
1.1.1
32-bit
Onno
1.0
32-bit
Onno
1.2.70
32-bit
Booot 5.02825 56%
13.5/24
    40%
2/5
Murka 3 64-bit2825 46%
5.5/12
65%
6.5/10
    
Cyclone xTreme2824    48%
14.5/30
 75%
1.5/2
Cyclone xTreme Rage2821    25%
1.5/6
 44%
4/9
Hiarcs 12.12818  48%
15.5/32
44%
8/18
50%
20/40
53%
16/30
 
Toga II 3.1.2SE2816 62%
5/8
    33%
2/6
Hiarcs 12 Sharpen PV On2814  53%
17/32
 37%
11/30
45%
13.5/30
 
Hiarcs 122809  44%
14/32
75%
1.5/2
   
Zappa Mexico II 32-bit2809    51%
19.5/38
47%
14/30
85%
8.5/10
Scorpio 2.7.7 64-bit2805 62%
2.5/4
70%
7/10
    
Cheng4 0.36c 64-bit2799 50%
0.5/1
   60%
6/10
 
Spark 0.3 32-bit2798    62%
20.5/33
60%
18/30
 
Doch 09.980 32-bit2796    45%
13.5/30
55%
16.5/30
 
Hiarcs Paderborn 20072796  62%
20/32
 50%
1/2
 50%
1/2
Atlas 3.70em 64-bit2788 50%
1/2
50%
2/4
    
Texel 1.01 64-bit2787100%
2/2
35%
3.5/10
     
Scorpio 2.7.6 64-bit2782 25%
1/4
65%
6.5/10
    
Jonny 4.002779 71%
17/24
    31%
7.5/24
Bright 0.4a2776  61%
38/62
53%
8.5/16
100%
2/2
62%
18.5/30
 
Naraku 1.42776 75%
1.5/2
   45%
4.5/10
75%
3/4
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
1.0
64-bit
Onno
1.1.1
64-bit
Onno
1.1.1
32-bit
Onno
1.0
32-bit
Onno
1.2.70
32-bit
Loop 13.6 (Loop 2007) 32-bit2774    56%
19/34
55%
16.5/30
67%
6/9
Octochess r5190 64-bit2772 75%
1.5/2
60%
6/10
    
Ktulu 92755   78%
12.5/16
50%
1/2
58%
17.5/30
68%
17/25
SmarThink 1.20 32-bit2747   55%
17/31
39%
8.5/22
 43%
3/7
Spike 1.2 Turin2746   50%
8/16
75%
1.5/2
 50%
3/6
Twisted Logic 20100131x 32-bit2739    50%
1/2
 75%
1.5/2
SmarThink 1.10 32-bit2719   59%
9.5/16
 65%
13/20
 
Chess Tiger 2007.12704    75%
1.5/2
 50%
1/2
Chessmaster 11 Conqueror2698     40%
4/10
38%
1.5/4
Crafty 23.2 32-bit2696    100%
2/2
 75%
3/4
Frenzee Feb08 32-bit2696    100%
1/1
 0%
0/1
Chessmaster 11 Toxic2682    75%
1.5/2
 42%
2.5/6
Tornado 4.82 32-bit2682     80%
8/10
75%
1.5/2
Chessmaster 11 Leonidas2681    38%
1.5/4
 55%
5.5/10
MinkoChess 0.8 32-bit2674    50%
1/2
 75%
9/12
Daydreamer 1.75 32-bit2668    75%
1.5/2
 60%
12/20
Movei 00.8.438 (10 10 10)2667    75%
1.5/2
 50%
0.5/1
BugChess2 1.6.4 32-bit2658    75%
1.5/2
 100%
1/1
E.T. Chess 13.01.082650    100%
2/2
 83%
5/6
Colossus 2008b2644    100%
2/2
 75%
3/4
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
  (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 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 October 12, 2019