CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 7 engines!
7 selected engines played 30 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 September 21, 2019 with Bayeselo based on 1'084'933 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+
1Octochess r5506 64-bit 4CPU2888+21−2144.5%+35.846.7%715 
100.0%
 Octochess r5190 64-bit 4CPU2824+24−2445.9%+23.744.5%555
99.7%
 Octochess r5506 64-bit2782+16−1648.4%+9.343.7%1313
82.1%
 Octochess r5190 64-bit2772+15−1548.7%+8.540.2%1521
99.2%
 Octochess r5132 64-bit2729+32−3151.0%−5.742.8%311
59.6%
 Octochess r4984 64-bit2724+31−3149.7%+4.037.0%324
87.9%
 Octochess r4741 64-bit2697+32−3251.1%−4.341.2%308
 

Results matrix

Custom engine selection
#NameElo1234567
1Octochess r5506 64-bit 4CPU2888 19.5 − 10.5
+10−1=19
+18
     
2Octochess r5190 64-bit 4CPU282410.5 − 19.5
+1−10=19
−18
      
3Octochess r5506 64-bit2782       
4Octochess r5190 64-bit2772       
5Octochess r5132 64-bit2729       
6Octochess r4984 64-bit2724       
7Octochess r4741 64-bit2697       
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
1Octochess r5506 64-bit 4CPU2888 100.0100.0100.0100.0100.0100.0
2Octochess r5190 64-bit 4CPU28240.0 99.7100.0100.0100.0100.0
3Octochess r5506 64-bit27820.00.3 82.199.899.9100.0
4Octochess r5190 64-bit27720.00.017.9 99.299.7100.0
5Octochess r5132 64-bit27290.00.00.20.8 59.692.0
6Octochess r4984 64-bit27240.00.00.10.340.4 87.9
7Octochess r4741 64-bit26970.00.00.00.08.012.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1Octochess r5506 64-bit 4CPU2888 1495500120
2Octochess r5190 64-bit 4CPU2824149 8248120
3Octochess r5506 64-bit2782558 5915411180
4Octochess r5190 64-bit2772024591 314290176
5Octochess r5132 64-bit27290854314 19099
6Octochess r4984 64-bit27241212111290190 160
7Octochess r4741 64-bit2697008017699160 
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
1Octochess r5506 64-bit 4CPU2888 11.72.70.00.01.20.0
2Octochess r5190 64-bit 4CPU282411.7 0.41.20.91.40.0
3Octochess r5506 64-bit27822.70.4 20.93.36.84.9
4Octochess r5190 64-bit27720.01.220.9 17.115.79.6
5Octochess r5132 64-bit27290.00.93.317.1 29.916.0
6Octochess r4984 64-bit27241.21.46.815.729.9 25.3
7Octochess r4741 64-bit26970.00.04.99.616.025.3 
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 86 common opponents

Custom engine selection
NameEloOctochess
r5506
64-bit
4CPU
Octochess
r5190
64-bit
4CPU
Octochess
r5506
64-bit
Octochess
r5190
64-bit
Octochess
r5132
64-bit
Octochess
r4984
64-bit
Octochess
r4741
64-bit
Gaviota 1.0 64-bit 4CPU294327%
8/30
31%
2.5/8
     
Gull 1.2 64-bit2919  35%
3.5/10
30%
3/10
   
Deep Junior 13.3 32-bit2909  30%
3/10
45%
4.5/10
   
Quazar 0.4 64-bit290645%
13.5/30
 50%
0.5/1
  12%
0.5/4
 
Hannibal 1.2 32-bit2905  15%
1.5/10
30%
3/10
   
chess22k 1.7 64-bit289938%
11.5/30
 41%
6.5/16
    
Booot 5.2.0 64-bit2894   50%
4/8
 12%
0.5/4
 
EXchess 7.97b 64-bit2893  25%
0.5/2
15%
1.5/10
   
Deuterium 14.3.34.130 64-bit289245%
18/40
 75%
1.5/2
    
Bright 0.5c 4CPU289162%
18.5/30
25%
1.5/6
     
Quazar 0.4 32-bit2880  45%
4.5/10
20%
2/10
   
Gaviota 1.0 64-bit2860  50%
2/4
55%
5.5/10
   
Zappa Mexico II 64-bit2855  50%
1/2
50%
1/2
   
MinkoChess 1.3 64-bit2854  50%
1/2
0%
0/2
 42%
2.5/6
 
Rodent 1.7 64-bit2851 50%
2/4
 56%
4.5/8
 25%
2.5/10
 
Toga II 3.02851   39%
5.5/14
 25%
1.5/6
 
Nemo 1.0.1 64-bit2848  100%
2/2
75%
1.5/2
 8%
0.5/6
 
Booot 5.1.02844  35%
3.5/10
  0%
0/2
 
Tornado 8.0 64-bit2843  46%
6/13
45%
4.5/10
   
BugChess2 1.9 64-bit 4CPU283862%
18/29
44%
8/18
     
NameEloOctochess
r5506
64-bit
4CPU
Octochess
r5190
64-bit
4CPU
Octochess
r5506
64-bit
Octochess
r5190
64-bit
Octochess
r5132
64-bit
Octochess
r4984
64-bit
Octochess
r4741
64-bit
Dirty 3Nov2015 64-bit2837  55%
5.5/10
50%
1/2
   
Texel 1.02 64-bit2828    35%
3.5/10
5%
0.5/10
 
Murka 3 64-bit2824 50%
2/4
38%
1.5/4
50%
12/24
12%
0.5/4
  
Tornado 4.88 64-bit2820   12%
0.5/4
 25%
1.5/6
 
Onno 1.0 64-bit2819   40%
4/10
30%
3/10
  
Scorpio 2.7.7 64-bit2805  42%
5/12
50%
1/2
   
Rhetoric 1.4.3 64-bit2795  48%
12.5/26
0%
0/2
  20%
2/10
GnuCheese 1.00 64-bit2793  48%
9.5/20
33%
2/6
   
Loop 13.6 (Loop 2007) 64-bit2790  46%
5.5/12
53%
9.5/18
  50%
2/4
Crafty 23.6 64-bit2788  60%
6/10
38%
6/16
58%
3.5/6
  
The Baron 3.29 64-bit2785  42%
2.5/6
28%
11/40
   
Glaurung 2.2 64-bit2783   43%
6/14
30%
3/10
  
Gaviota 0.86 64-bit2782   46%
6.5/14
 25%
0.5/2
38%
1.5/4
Scorpio 2.7.6 64-bit2782   53%
16/30
54%
6.5/12
38%
1.5/4
 
Jonny 4.002779  25%
0.5/2
38%
3/8
   
Bright 0.5c2778  88%
3.5/4
50%
4/8
   
Scorpio 2.7.5 64-bit2778     50%
1/2
25%
0.5/2
Pawny 1.2 64-bit2777  40%
10.5/26
50%
1/2
50%
5/10
  
Naraku 1.42776  21%
2.5/12
50%
10/20
   
Frenzee 3.5.19 64-bit2775  38%
4.5/12
44%
10.5/24
 12%
0.5/4
75%
1.5/2
NameEloOctochess
r5506
64-bit
4CPU
Octochess
r5190
64-bit
4CPU
Octochess
r5506
64-bit
Octochess
r5190
64-bit
Octochess
r5132
64-bit
Octochess
r4984
64-bit
Octochess
r4741
64-bit
Dirty 20Apr2013 64-bit2770   65%
27.5/42
 42%
2.5/6
 
Twisted Logic 20100131x 64-bit2767  75%
3/4
42%
2.5/6
   
SmarThink 1.20 64-bit2764   58%
7/12
 25%
0.5/2
 
BugChess2 1.9 64-bit2762  62%
2.5/4
61%
8.5/14
  25%
0.5/2
DiscoCheck 4.3 64-bit2759   44%
7/16
54%
6.5/12
  
GNU Chess 5.50 64-bit2758   52%
26/50
25%
1/4
47%
7.5/16
 
Bison 9.11 64-bit2755  38%
4.5/12
42%
7.5/18
 50%
1/2
25%
1/4
Ktulu 92755  50%
2/4
56%
4.5/8
  38%
1.5/4
Dirty 05Sep2012 64-bit2754   30%
3/10
40%
4/10
68%
9.5/14
42%
10/24
Laser 1.1 64-bit2753   50%
1/2
75%
7.5/10
  
chess22k 1.5 64-bit2750  42%
2.5/6
50%
5/10
   
Crafty 23.5 64-bit2747     50%
5/10
25%
1/4
Ethereal 8.28 64-bit2746  50%
2/4
45%
4.5/10
   
EXchess 7.11b 64-bit2743   50%
1/2
25%
1.5/6
  
Chronos 1.9.9 64-bit2739  75%
1.5/2
70%
7/10
 44%
3.5/8
42%
2.5/6
Arasan 15.6 64-bit2730    75%
1.5/2
54%
6.5/12
 
Deuterium 13.1.31.113 64-bit2729   55%
16.5/30
62%
2.5/4
  
Godel 3.4.9 64-bit2727  64%
9/14
68%
20.5/30
   
Bobcat 3.25 64-bit2725   50%
9/18
12%
0.5/4
75%
3/4
50%
4/8
Tucano 6.00 64-bit2724  54%
6.5/12
75%
1.5/2
 35%
3.5/10
 
NameEloOctochess
r5506
64-bit
4CPU
Octochess
r5190
64-bit
4CPU
Octochess
r5506
64-bit
Octochess
r5190
64-bit
Octochess
r5132
64-bit
Octochess
r4984
64-bit
Octochess
r4741
64-bit
ProDeo 2.22723  57%
16/28
40%
4/10
   
EXchess 7.03b 64-bit2722    50%
5/10
48%
10.5/22
 
RuyDos 1.0.22 64-bit2721  50%
2/4
45%
4.5/10
   
Marvin 2.2.0 64-bit2718  50%
2/4
60%
6/10
   
Hakkapeliitta 2.0 64-bit2714   75%
1.5/2
  40%
4/10
iCE 1.0 64-bit2706   61%
13.5/22
55%
5.5/10
  
Chess Tiger 2007.12704   67%
4/6
  75%
1.5/2
Chessmaster 11 Aiglos II2701  50%
1/2
75%
3/4
   
Chessmaster 11 Conqueror2698   75%
1.5/2
 50%
5/10
50%
4/8
Devel 1.80902690  75%
3/4
62%
5/8
   
Zurichess Graubuenden 64-bit2690  65%
6.5/10
60%
6/10
   
Cheese 1.8 64-bit2684  70%
7/10
25%
0.5/2
 44%
3.5/8
 
ProDeo 2.02682   50%
1/2
35%
3.5/10
  
Daydreamer 1.75 64-bit2680   75%
1.5/2
  38%
1.5/4
Rodent 1.0 64-bit2678   100%
2/2
50%
3/6
75%
4.5/6
 
Deuterium 12.01.30.1070 64-bit2677    40%
2/5
 61%
8.5/14
ProDeo 1.852674   88%
3.5/4
83%
5/6
50%
3/6
 
RedQueen 1.1.3 64-bit2668    67%
4/6
62%
2.5/4
100%
4/4
RedQueen 1.1.98 64-bit2667  44%
7/16
  75%
7.5/10
 
Vajolet 2.032661   83%
5/6
68%
15/22
  
NameEloOctochess
r5506
64-bit
4CPU
Octochess
r5190
64-bit
4CPU
Octochess
r5506
64-bit
Octochess
r5190
64-bit
Octochess
r5132
64-bit
Octochess
r4984
64-bit
Octochess
r4741
64-bit
Pawny 1.0 64-bit2660   75%
3/4
50%
6/12
70%
7/10
 
Atlas 3.50 64-bit2659   50%
1/2
65%
6.5/10
  
Godel 2.3.7 64-bit2657   88%
7/8
50%
3/6
62%
2.5/4
75%
6/8
Philou 3.7.1 64-bit2652    75%
1.5/2
62%
2.5/4
68%
9.5/14
Cheng3 1.07 64-bit2635    75%
1.5/2
75%
3/4
44%
3.5/8
Alfil 13.1 64-bit2628    100%
2/2
 50%
2/4
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%

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 21, 2019