CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

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 July 11, 2019 with Bayeselo based on 1'066'603 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 4CPU2887+21−2144.5%+36.046.7%715 
100.0%
 Octochess r5190 64-bit 4CPU2823+24−2445.9%+24.044.5%555
99.7%
 Octochess r5506 64-bit2781+16−1648.3%+9.243.8%1307
80.5%
 Octochess r5190 64-bit2772+15−1548.7%+7.740.2%1521
99.4%
 Octochess r5132 64-bit2727+32−3250.5%−3.143.0%307
56.1%
 Octochess r4984 64-bit2723+31−3149.7%+4.637.0%324
88.0%
 Octochess r4741 64-bit2697+32−3251.1%−4.841.2%308
 

Results matrix

Custom engine selection
#NameElo1234567
1Octochess r5506 64-bit 4CPU2887 19.5 − 10.5
+10−1=19
+18
     
2Octochess r5190 64-bit 4CPU282310.5 − 19.5
+1−10=19
−18
      
3Octochess r5506 64-bit2781       
4Octochess r5190 64-bit2772       
5Octochess r5132 64-bit2727       
6Octochess r4984 64-bit2723       
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 4CPU2887 100.0100.0100.0100.0100.0100.0
2Octochess r5190 64-bit 4CPU28230.0 99.7100.0100.0100.0100.0
3Octochess r5506 64-bit27810.00.3 80.599.999.9100.0
4Octochess r5190 64-bit27720.00.019.5 99.499.7100.0
5Octochess r5132 64-bit27270.00.00.10.6 56.190.7
6Octochess r4984 64-bit27230.00.00.10.343.9 88.0
7Octochess r4741 64-bit26970.00.00.00.09.312.0 
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 4CPU2887 1495500120
2Octochess r5190 64-bit 4CPU2823149 8248120
3Octochess r5506 64-bit2781558 5915411180
4Octochess r5190 64-bit2772024591 314290176
5Octochess r5132 64-bit27270854314 19099
6Octochess r4984 64-bit27231212111290190 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 4CPU2887 11.72.70.00.01.20.0
2Octochess r5190 64-bit 4CPU282311.7 0.41.20.91.40.0
3Octochess r5506 64-bit27812.70.4 20.93.36.85.0
4Octochess r5190 64-bit27720.01.220.9 17.215.79.6
5Octochess r5132 64-bit27270.00.93.317.2 30.116.1
6Octochess r4984 64-bit27231.21.46.815.730.1 25.3
7Octochess r4741 64-bit26970.00.05.09.616.125.3 
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 4CPU294227%
8/30
31%
2.5/8
     
Gull 1.2 64-bit2919  35%
3.5/10
30%
3/10
   
Deep Junior 13.3 32-bit2908  30%
3/10
45%
4.5/10
   
Quazar 0.4 64-bit290545%
13.5/30
 50%
0.5/1
  12%
0.5/4
 
Hannibal 1.2 32-bit2904  15%
1.5/10
30%
3/10
   
chess22k 1.7 64-bit289838%
11.5/30
 41%
6.5/16
    
Booot 5.2.0 64-bit2893   50%
4/8
 12%
0.5/4
 
EXchess 7.97b 64-bit2892  25%
0.5/2
15%
1.5/10
   
Deuterium 14.3.34.130 64-bit289145%
18/40
 75%
1.5/2
    
Bright 0.5c 4CPU289062%
18.5/30
25%
1.5/6
     
Quazar 0.4 32-bit2878  45%
4.5/10
20%
2/10
   
Gaviota 1.0 64-bit2859  50%
2/4
55%
5.5/10
   
MinkoChess 1.3 64-bit2854  50%
1/2
0%
0/2
 42%
2.5/6
 
Zappa Mexico II 64-bit2854  50%
1/2
50%
1/2
   
Rodent 1.7 64-bit2850 50%
2/4
 56%
4.5/8
 25%
2.5/10
 
Toga II 3.02850   39%
5.5/14
 25%
1.5/6
 
Nemo 1.0.1 64-bit2847  100%
2/2
75%
1.5/2
 8%
0.5/6
 
Booot 5.1.02843  35%
3.5/10
  0%
0/2
 
Tornado 8.0 64-bit2842  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-bit2827    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-bit2819   12%
0.5/4
 25%
1.5/6
 
Onno 1.0 64-bit2818   40%
4/10
30%
3/10
  
Scorpio 2.7.7 64-bit2804  42%
5/12
50%
1/2
   
Rhetoric 1.4.3 64-bit2794  48%
12.5/26
0%
0/2
  20%
2/10
GnuCheese 1.00 64-bit2792  48%
9.5/20
33%
2/6
   
Loop 13.6 (Loop 2007) 64-bit2789  46%
5.5/12
53%
9.5/18
  50%
2/4
Crafty 23.6 64-bit2787  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-bit2781   46%
6.5/14
 25%
0.5/2
38%
1.5/4
Scorpio 2.7.6 64-bit2781   53%
16/30
54%
6.5/12
38%
1.5/4
 
Bright 0.5c2778  88%
3.5/4
50%
4/8
   
Jonny 4.002778  25%
0.5/2
38%
3/8
   
Scorpio 2.7.5 64-bit2777     50%
1/2
25%
0.5/2
Pawny 1.2 64-bit2776  40%
10.5/26
50%
1/2
50%
5/10
  
Naraku 1.42775  21%
2.5/12
50%
10/20
   
Frenzee 3.5.19 64-bit2774  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-bit2769   65%
27.5/42
 42%
2.5/6
 
Twisted Logic 20100131x 64-bit2767  75%
3/4
42%
2.5/6
   
SmarThink 1.20 64-bit2763   58%
7/12
 25%
0.5/2
 
BugChess2 1.9 64-bit2761  62%
2.5/4
61%
8.5/14
  25%
0.5/2
DiscoCheck 4.3 64-bit2758   44%
7/16
54%
6.5/12
  
GNU Chess 5.50 64-bit2757   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
Dirty 05Sep2012 64-bit2754   30%
3/10
40%
4/10
68%
9.5/14
42%
10/24
Ktulu 92754  50%
2/4
56%
4.5/8
  38%
1.5/4
Laser 1.1 64-bit2752   50%
1/2
75%
7.5/10
  
chess22k 1.5 64-bit2749  42%
2.5/6
50%
5/10
   
Crafty 23.5 64-bit2747     50%
5/10
25%
1/4
Ethereal 8.28 64-bit2745  50%
2/4
45%
4.5/10
   
EXchess 7.11b 64-bit2743   50%
1/2
25%
1.5/6
  
Chronos 1.9.9 64-bit2738  75%
1.5/2
70%
7/10
 44%
3.5/8
42%
2.5/6
Arasan 15.6 64-bit2729    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-bit2726  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-bit2723  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
EXchess 7.03b 64-bit2722    50%
5/10
48%
10.5/22
 
ProDeo 2.22722  57%
16/28
40%
4/10
   
RuyDos 1.0.22 64-bit2720  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-bit2705   61%
13.5/22
55%
5.5/10
  
Chess Tiger 2007.12703   67%
4/6
  75%
1.5/2
Chessmaster 11 Aiglos II2700  50%
1/2
75%
3/4
   
Chessmaster 11 Conqueror2698   75%
1.5/2
 50%
5/10
50%
4/8
Devel 1.80902689  75%
3/4
62%
5/8
   
Zurichess Graubuenden 64-bit2689  65%
6.5/10
60%
6/10
   
Cheese 1.8 64-bit2683  70%
7/10
25%
0.5/2
 44%
3.5/8
 
ProDeo 2.02681   50%
1/2
35%
3.5/10
  
Daydreamer 1.75 64-bit2679   75%
1.5/2
  38%
1.5/4
RedQueen 1.1.3 64-bit2678    67%
4/6
62%
2.5/4
100%
4/4
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 1.1.98 64-bit2667  44%
7/16
  75%
7.5/10
 
Vajolet 2.032660   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
Atlas 3.50 64-bit2659   50%
1/2
65%
6.5/10
  
Pawny 1.0 64-bit2659   75%
3/4
50%
6/12
70%
7/10
 
Godel 2.3.7 64-bit2657   88%
7/8
50%
3/6
62%
2.5/4
75%
6/8
Philou 3.7.1 64-bit2651    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 July 11, 2019