CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 7 engines!
7 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 September 14, 2019 with Bayeselo based on 2'097'576 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+
1Tornado 8.0 64-bit 4CPU2869+16−1641.6%+56.631.0%1404 
100.0%
 Tornado 8.0 64-bit2827+11−1150.5%−3.230.9%3168
95.6%
 Tornado 4.88 64-bit2810+16−1647.4%+18.233.6%1312
51.7%
 Tornado 7.0 64-bit2810+14−1450.1%−1.631.1%1809
99.2%
 Tornado 6.0 64-bit2784+16−1644.6%+35.833.9%1306
100.0%
 Tornado 4.40 64-bit2722+14−1451.1%−7.328.4%1851
100.0%
 Tornado 3.67 64-bit2576+24−2456.0%−43.329.2%592
 

Results matrix

Custom engine selection
#NameElo1234567
1Tornado 8.0 64-bit 4CPU2869       
2Tornado 8.0 64-bit2827       
3Tornado 4.88 64-bit2810       
4Tornado 7.0 64-bit2810       
5Tornado 6.0 64-bit2784       
6Tornado 4.40 64-bit2722       
7Tornado 3.67 64-bit2576       
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
1Tornado 8.0 64-bit 4CPU2869 100.0100.0100.0100.0100.0100.0
2Tornado 8.0 64-bit28270.0 95.697.4100.0100.0100.0
3Tornado 4.88 64-bit28100.04.4 51.798.8100.0100.0
4Tornado 7.0 64-bit28100.02.648.3 99.2100.0100.0
5Tornado 6.0 64-bit27840.00.01.20.8 100.0100.0
6Tornado 4.40 64-bit27220.00.00.00.00.0 100.0
7Tornado 3.67 64-bit25760.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1Tornado 8.0 64-bit 4CPU2869 0000810
2Tornado 8.0 64-bit28270 669147010202963
3Tornado 4.88 64-bit28100669 82411155270
4Tornado 7.0 64-bit281001470824 15754510
5Tornado 6.0 64-bit27840102011151575 3160
6Tornado 4.40 64-bit272281296527451316 490
7Tornado 3.67 64-bit257603000490 
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
1Tornado 8.0 64-bit 4CPU2869 0.00.00.00.02.50.0
2Tornado 8.0 64-bit28270.0 14.929.522.85.90.1
3Tornado 4.88 64-bit28100.014.9 26.442.616.70.0
4Tornado 7.0 64-bit28100.029.526.4 50.612.30.0
5Tornado 6.0 64-bit27840.022.842.650.6 10.00.0
6Tornado 4.40 64-bit27222.55.916.712.310.0 20.1
7Tornado 3.67 64-bit25760.00.10.00.00.020.1 
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 67 common opponents

Custom engine selection
NameEloTornado
8.0
64-bit
4CPU
Tornado
8.0
64-bit
Tornado
4.88
64-bit
Tornado
7.0
64-bit
Tornado
6.0
64-bit
Tornado
4.40
64-bit
Tornado
3.67
64-bit
Rybka 2.3.2a 64-bit2977  10%
1/10
  16%
5/31
 
Gull 1.0a 64-bit2938  50%
5/10
  23%
7/31
 
Spark 1.0 64-bit2927 50%
0.5/1
36%
8/22
  22%
7/32
 
Spike 1.4 Leiden2922 35%
12/34
22%
3.5/16
  29%
9/31
 
Quazar 0.4 64-bit2900 38%
12.5/33
41%
6.5/16
 39%
12.5/32
  
Deep Junior Yokohama 64-bit2898 30%
9.5/32
  45%
14.5/32
  
Protector 1.4.0 64-bit2889  25%
2.5/10
  31%
10/32
 
Thinker 5.4d Inert 64-bit2885 33%
10.5/32
38%
4.5/12
39%
12.5/32
   
Deuterium 14.3.34.130 64-bit2883 42%
14/33
 47%
15/32
36%
11.5/32
  
Thinker 5.4c Inert 64-bit2883  40%
4/10
  42%
13/31
 
Murka 3 64-bit2882 55%
17.5/32
35%
7/20
48%
24/50
30%
9.5/32
  
Atlas 3.80 64-bit2875 34%
11/32
 42%
13.5/32
   
Gaviota 1.0 64-bit2872 42%
13.5/32
25%
1.5/6
45%
14.5/32
28%
9/32
  
MinkoChess 1.3 64-bit2870 47%
15/32
38%
10/26
34%
16.5/49
41%
13/32
  
Dirty 3Nov2015 64-bit2867 52%
16.5/32
 33%
10.5/32
   
EXchess 7.71b 64-bit2860   44%
27.5/62
30%
9.5/32
  
Nemo 1.0.1 64-bit2857 39%
52.5/134
53%
17/32
45%
22.5/50
39%
12.5/32
  
NirvanaChess 1.7 64-bit2848  66%
10.5/16
 48%
15.5/32
  
Onno 1.2.70 64-bit2846 58%
18.5/32
 38%
12/32
36%
11.5/32
  
Arasan 17.5 64-bit2845  47%
15/32
48%
23.5/49
   
NameEloTornado
8.0
64-bit
4CPU
Tornado
8.0
64-bit
Tornado
4.88
64-bit
Tornado
7.0
64-bit
Tornado
6.0
64-bit
Tornado
4.40
64-bit
Tornado
3.67
64-bit
Zappa Mexico II 64-bit2844 45%
15/33
41%
12/29
47%
15/32
59%
19/32
  
BugChess2 1.9 64-bit 4CPU284348%
15.5/32
    37%
18/49
 
Deuterium 14.2.33.276 64-bit2843  56%
9/16
 48%
15.5/32
  
Fizbo 1.2 64-bit2839  47%
15/32
 41%
13/32
  
SmarThink 1.60 64-bit2839  52%
21.5/41
 36%
11.5/32
  
Booot 5.1.02838  35%
3.5/10
  38%
12/32
 
Vajolet2 1.28 64-bit2838  50%
3/6
 44%
14/32
  
Rodent 1.7 64-bit2829   47%
23.5/50
45%
14.5/32
  
Crafty 23.8 64-bit2825  57%
16.5/29
42%
13.5/32
34%
11/32
  
Toga II 1.4.1SE2823  35%
3.5/10
  36%
11.5/32
 
Cheng4 0.36c 64-bit2820  43%
19/44
 41%
13/32
  
Scorpio 2.7.6 64-bit2816 25%
0.5/2
57%
17/30
53%
9.5/18
   
DisasterArea 1.542810   34%
11/32
42%
13/31
  
Dirty 10Apr2015 64-bit2808   47%
23/49
48%
15.5/32
  
GNU Chess 5.60 64-bit2808 72%
23/32
41%
13/32
50%
16/32
   
Rhetoric 1.4.3 64-bit2805 71%
24/34
 50%
16/32
   
Rodent 1.5 64-bit2793  66%
21/32
 48%
15.5/32
  
Arasan 17.3 64-bit2792  56%
18/32
 45%
14.5/32
  
Ktulu 92781 75%
1.5/2
  42%
13.5/32
  
Bright 0.4a2779  50%
8/16
  34%
10.5/31
 
NameEloTornado
8.0
64-bit
4CPU
Tornado
8.0
64-bit
Tornado
4.88
64-bit
Tornado
7.0
64-bit
Tornado
6.0
64-bit
Tornado
4.40
64-bit
Tornado
3.67
64-bit
Octochess r5190 64-bit2778 53%
17/32
50%
6.5/13
63%
19.5/31
53%
17/32
  
Rhetoric 1.4.1 64-bit2778   52%
16.5/32
48%
15.5/32
  
Bright 0.5c2772 52%
17/33
 59%
19/32
48%
15.5/32
  
The Baron 3.29 64-bit2772 70%
23/33
 73%
23.5/32
50%
16/32
  
Twisted Logic 20090922 64-bit2770 59%
19/32
45%
4.5/10
50%
16/32
59%
19/32
52%
15/29
 
Frenzee 3.5.19 64-bit2768 60%
21/35
56%
14.5/26
53%
17/32
53%
17/32
47%
15/32
 
Pawny 1.2 64-bit2767 50%
16/32
 58%
18/31
   
EXchess 7.18b 64-bit2764  50%
5/10
 58%
18.5/32
  
Jonny 4.002762 67%
23.5/35
59%
6.5/11
60%
30/50
58%
18/31
44%
14/32
 
Bison 9.11 64-bit2761 50%
1/2
 56%
9.5/17
 47%
15/32
 
Dirty 20Apr2013 64-bit2761  70%
7/10
 44%
14/32
  
BugChess2 1.9 64-bit2759 0%
0/1
50%
8/16
58%
28.5/49
56%
18/32
36%
11.5/32
 
Amoeba 2.1 64-bit2748 72%
23/32
 58%
23/40
   
Godel 3.4.9 64-bit2741   58%
28.5/49
55%
17.5/32
  
Chronos 1.9.9 64-bit2740 50%
1.5/3
40%
4/10
62%
20/32
44%
14/32
47%
15/32
 
Delfi 5.42682 83%
2.5/3
 53%
9.5/18
 45%
14.5/32
 
Movei 00.8.438 (10 10 10)2622 75%
1.5/2
   70%
22.5/32
 
Sloppy 0.2.2 64-bit2617     66%
20.5/31
35%
10.5/30
Slow Chess Blitz WV2.12615     50%
15.5/31
42%
12.5/30
Rotor 0.82612 50%
0.5/1
71%
5/7
    
NameEloTornado
8.0
64-bit
4CPU
Tornado
8.0
64-bit
Tornado
4.88
64-bit
Tornado
7.0
64-bit
Tornado
6.0
64-bit
Tornado
4.40
64-bit
Tornado
3.67
64-bit
Deuterium 10.01.27.2132610     55%
17.5/32
55%
16.5/30
Ruffian 1.0.52585     81%
26/32
37%
11/30
Pseudo 0.7c2575     75%
24/32
63%
19/30
Ufim 8.022540     75%
24/32
67%
19.5/29
SmarThink 0.17a2537     73%
23.5/32
52%
15.5/30
Little Goliath Evolution 3.122505     65%
20/31
48%
13.5/28
King of Kings 2.562434 100%
1/1
    69%
18.5/27
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%

Alter engine selection



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:
  No recalibration (reference and current list are compared as they are)
  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 September 14, 2019