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 10 engines!
10 selected engines played 0 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+
1Betsabe II 1.842542+14−1448.2%+14.825.6%1855 
99.6%
 Betsabe II 1.752507+22−2251.8%−14.523.3%730
99.8%
 Betsabe II 1.662461+22−2246.7%+24.728.4%718
90.0%
 Betsabe II 1.472442+20−2049.9%+2.025.3%902
53.3%
 Betsabe II 1.962436+143−15240.6%+65.418.8%16
55.9%
 Betsabe II 1.30 64-bit2425+22−2248.8%+7.026.5%706
98.9%
 Betsabe II 1.28 64-bit2377+34−3450.2%+1.824.8%310
100.0%
 Betsabe II 1.08c2235+35−3549.2%+8.321.0%300
86.4%
 Betsabe II 1.09c2208+34−3548.2%+11.619.8%308
97.8%
 Betsabe II 1.052158+34−3445.2%+33.224.2%314
 

Results matrix

Custom engine selection
#NameElo12345678910
1Betsabe II 1.842542          
2Betsabe II 1.752507          
3Betsabe II 1.662461          
4Betsabe II 1.472442          
5Betsabe II 1.962436          
6Betsabe II 1.30 64-bit2425          
7Betsabe II 1.28 64-bit2377          
8Betsabe II 1.08c2235          
9Betsabe II 1.09c2208          
10Betsabe II 1.052158          
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
#NameElo12345678910
1Betsabe II 1.842542 99.6100.0100.092.3100.0100.0100.0100.0100.0
2Betsabe II 1.7525070.4 99.8100.082.8100.0100.0100.0100.0100.0
3Betsabe II 1.6624610.00.2 90.063.398.9100.0100.0100.0100.0
4Betsabe II 1.4724420.00.010.0 53.387.099.9100.0100.0100.0
5Betsabe II 1.9624367.717.236.746.7 55.977.899.699.9100.0
6Betsabe II 1.30 64-bit24250.00.01.113.044.1 98.9100.0100.0100.0
7Betsabe II 1.28 64-bit23770.00.00.00.122.21.1 100.0100.0100.0
8Betsabe II 1.08c22350.00.00.00.00.40.00.0 86.499.9
9Betsabe II 1.09c22080.00.00.00.00.10.00.013.6 97.8
10Betsabe II 1.0521580.00.00.00.00.00.00.00.12.2 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Betsabe II 1.842542 3741982610042000
2Betsabe II 1.752507374 504238015166600
3Betsabe II 1.662461198504 2940103106000
4Betsabe II 1.47244226238294 0463136000
5Betsabe II 1.96243610000 00000
6Betsabe II 1.30 64-bit242501511034630 22324270
7Betsabe II 1.28 64-bit237742661061360223 14620
8Betsabe II 1.08c2235060002414 186244
9Betsabe II 1.09c2208000002762186 180
10Betsabe II 1.0521580000000244180 
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
#NameElo12345678910
1Betsabe II 1.842542 14.57.70.90.50.01.90.00.00.0
2Betsabe II 1.75250714.5 34.814.60.010.56.30.60.00.0
3Betsabe II 1.6624617.734.8 18.10.07.210.30.00.00.0
4Betsabe II 1.4724420.914.618.1 0.028.811.20.00.00.0
5Betsabe II 1.9624360.50.00.00.0 0.00.00.00.00.0
6Betsabe II 1.30 64-bit24250.010.57.228.80.0 21.92.42.70.0
7Betsabe II 1.28 64-bit23771.96.310.311.20.021.9 2.310.00.0
8Betsabe II 1.08c22350.00.60.00.00.02.42.3 30.639.7
9Betsabe II 1.09c22080.00.00.00.00.02.710.030.6 28.9
10Betsabe II 1.0521580.00.00.00.00.00.00.039.728.9 
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 134 common opponents

Custom engine selection
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
NoraGrace 2.0 64-bit2624   17%
1/6
 25%
1/4
    
Monolith 0.4 64-bit260738%
1.5/4
15%
1.5/10
        
Arminius 2015-08-06 64-bit2603  38%
1.5/4
0%
0/2
      
Glass 2.0 64-bit2597   38%
1.5/4
 6%
0.5/8
    
Jellyfish 1.1 64-bit2579  25%
2/8
25%
1/4
      
GreKo 12.9 64-bit2577  25%
2.5/10
25%
0.5/2
      
Delocto 0.6 64-bit257550%
20/40
39%
7/18
        
DanaSah 5.072569   18%
2.5/14
 38%
4.5/12
    
Capivara LK 0.09b02f 64-bit2568  15%
1.5/10
38%
3/8
      
Schooner 1.8 64-bit256662%
2.5/4
50%
4/8
        
Coiled 0.4 64-bit2562 12%
1/8
25%
1.5/6
       
JikChess 0.02 64-bit2555  50%
4/8
75%
1.5/2
      
Ghost 3.1 64-bit255048%
21/44
38%
3/8
        
GreKo 12.0 64-bit2540   43%
3/7
 38%
1.5/4
    
chess22k 1.3 64-bit253758%
7/12
 68%
9.5/14
       
Phalanx XXIV2536   75%
1.5/2
 10%
1/10
    
Maverick 1.5 64-bit2534 39%
5.5/14
30%
6/20
75%
1.5/2
      
Marvin 2.0.0 64-bit253171%
8.5/12
 33%
4/12
       
Fridolin 2.00 64-bit2530 20%
2/10
50%
4/8
46%
5.5/12
      
nanoSzachy 4.1 64-bit2528  42%
5/12
38%
1.5/4
      
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
Sjakk 2.1 64-bit2524   54%
7/13
 45%
4.5/10
    
Hakkapeliitta 1.0 64-bit2518   28%
4.5/16
 50%
4/8
    
Bagatur 1.5e 64-bit251550%
6/12
42%
10/24
        
CyberPagno 3.0 64-bit250968%
24.5/36
42%
7.5/18
37%
9.5/26
       
Shield 1.3.1 64-bit2509 25%
3.5/14
56%
4.5/8
       
Floyd 0.8 64-bit250862%
7.5/12
 43%
6/14
   30%
3/10
   
Maverick 1.0 64-bit2507   50%
5/10
  40%
4/10
   
Arminius 2014-01-18 64-bit2502   46%
5.5/12
 45%
4.5/10
    
Dorky 4.5 64-bit2499 56%
10/18
41%
6.5/16
       
Delphil 3.2 64-bit2497 55%
5.5/10
56%
4.5/8
47%
7.5/16
 45%
4.5/10
    
MadChess 2.2 64-bit249653%
8.5/16
50%
15/30
        
Pupsi2 0.092496 80%
8/10
 0%
0/2
 45%
9/20
    
Winter 0.1.1 64-bit249453%
18/34
80%
8/10
        
Pepito 1.59 64-bit2491 50%
5/10
 35%
3.5/10
 29%
3.5/12
    
Delphil 3.0 64-bit2490  25%
2.5/10
  25%
1/4
    
JikChess 0.01 64-bit2487   71%
8.5/12
 50%
4/8
    
Ghost 2.0.2 64-bit2484  69%
5.5/8
44%
10.5/24
      
Drosophila 1.5.1 64-bit247759%
9.5/16
25%
1/4
        
Nemeton 1.81247762%
2.5/4
   67%
4/6
     
Delphil 3.1 64-bit2476   39%
5.5/14
 46%
12.5/27
    
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
MadChess 2.1 64-bit247562%
7.5/12
 39%
7/18
       
Shield 1.2 64-bit2472  69%
5.5/8
50%
1/2
      
Trace 1.37a2471 38%
1.5/4
 100%
1/1
      
Schooner 1.7.0 64-bit2469 64%
9/14
43%
6/14
       
Lozza 1.18 64-bit246659%
9.5/16
67%
8/12
        
Giraffe 20150908 64-bit246267%
8/12
45%
4.5/10
62%
2.5/4
43%
6/14
  25%
2/8
   
Bumblebee 1.0 64-bit2459 80%
8/10
 50%
1/2
      
RubiChess 0.8 64-bit245850%
6/12
38%
1.5/4
        
Carballo 1.22456  75%
7.5/10
35%
3.5/10
      
Nemeton 1.512452 75%
7.5/10
59%
13/22
       
Orion 0.4 64-bit245162%
7.5/12
67%
4/6
        
Dorky 4.3 64-bit2449   75%
1.5/2
  31%
2.5/8
   
Bumblebee 1.0.36898e1 64-bit2445 0%
0/2
50%
8/16
       
Hussar 0.42443  50%
2/4
0%
0/1
  69%
5.5/8
   
Shallow r694 64-bit2443 59%
9.5/16
57%
8/14
       
Lozza 1.17a 64-bit2442 57%
8/14
51%
17.5/34
       
Abrok 5.02441 65%
6.5/10
 50%
1/2
      
Snitch 1.6.2 64-bit2435 65%
6.5/10
 25%
0.5/2
      
Taltos rev118 64-bit243463%
24/38
 92%
5.5/6
       
TJchess 1.3 64-bit2433 75%
15/20
50%
12/24
       
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
Pedone 0.4 64-bit2426   37%
5.5/15
 40%
2/5
    
Jumbo 0.4.34 64-bit2422 75%
7.5/10
55%
5.5/10
       
Ares 1.005.2.1 64-bit2419 100%
4/4
62%
5/8
       
Cmcchess 2.6 64-bit2419 45%
4.5/10
56%
10/18
40%
4/10
      
PostModernist 10162419 80%
8/10
 75%
1.5/2
      
Ares 1.005 64-bit2417 50%
5/10
60%
6/10
48%
10.5/22
 50%
4.5/9
    
Gaia 3.5 64-bit2413 75%
7.5/10
 50%
1.5/3
      
RomiChess P3n 64-bit241375%
6/8
83%
5/6
        
Shallow r688 64-bit2412   65%
23.5/36
 47%
8/17
    
Ifrit m1.8 64-bit2411 40%
4/10
62%
2.5/4
83%
2.5/3
 50%
11/22
56%
4.5/8
   
Ares 1.005.2 64-bit2410 50%
2/4
56%
4.5/8
62%
2.5/4
      
RomiChess P3L 64-bit2400     50%
7/14
29%
3.5/12
   
Simplex 0.9.8 64-bit2399 55%
5.5/10
 42%
5/12
  25%
1/4
   
Tigran 2.4n 64-bit2399  40%
4/10
60%
12/20
 58%
11.5/20
    
Myrddin 0.87 64-bit2394  50%
2/4
68%
13/19
      
Shield 1.1 64-bit2393  70%
7/10
   55%
5.5/10
   
Alex 2.14a 64-bit2392   60%
6/10
 38%
3/8
40%
4/10
   
Orion 0.3.0 64-bit2386 65%
6.5/10
56%
4.5/8
   38%
3/8
   
Jazz 721 64-bit2385 60%
6/10
 67%
2/3
 54%
13/24
    
Waxman 20162377 100%
2/2
67%
8/12
       
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
OliThink 5.3.2 64-bit2373  88%
3.5/4
  54%
6.5/12
25%
1.5/6
   
iCE 0.22371     75%
7.5/10
 25%
3.5/14
  
TJchess 1.1 64-bit2364     82%
18/22
58%
3.5/6
   
Myrddin 0.86 64-bit2358   25%
0.5/2
 56%
20/36
50%
1/2
   
Plisk 0.2.7d 64-bit2358   50%
1/2
  68%
11.5/17
   
Donna 1.0 64-bit2356   59%
9.5/16
 50%
2/4
    
Jazz 840 64-bit2337   62%
5/8
  62%
5/8
   
Maverick 0.51 64-bit2336   45%
4.5/10
 80%
4/5
    
Bagatur 1.3a 64-bit2325   25%
0.5/2
 64%
9/14
75%
3/4
   
Sjakk 1.1.92325      58%
3.5/6
 29%
3.5/12
 
ECE 12.012318     60%
6/10
50%
5/10
 50%
1/2
 
EveAnn 1.71a2318   100%
2/2
 53%
9.5/18
    
Gibbon 2.69a 64-bit2318   75%
3/4
  75%
6/8
   
EveAnn 1.672317     55%
5.5/10
75%
4.5/6
 25%
0.5/2
 
Mediocre 0.42317      75%
3/4
 12%
1.5/12
 
Waxman 20102307       12%
0.5/4
20%
2/10
12%
0.5/4
Waxman 20112303     50%
2.5/5
67%
4/6
 35%
3.5/10
 
Sjakk 1.1.82302       25%
2/8
 50%
2/4
Natwarlal 0.142301      25%
0.5/2
 25%
0.5/2
 
Anechka 0.082299       50%
1/2
25%
0.5/2
 
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
Absolute Zero 2.4.7.2 64-bit2294 50%
1/2
     35%
3.5/10
  
Mediocre 0.52292     62%
7.5/12
70%
3.5/5
   
Butcher 1.61 32-bit2284       75%
3/4
25%
0.5/2
 
AliChess 4.252283      75%
4.5/6
50%
4/8
  
Galjoen 0.38 64-bit2282        0%
0/4
25%
1/4
Rhetoric Lite2281     75%
4.5/6
50%
3/6
   
Butcher 1.64 64-bit2280     62%
2.5/4
58%
3.5/6
   
Gibbon 2.57a 64-bit2272     25%
0.5/2
70%
7/10
   
AliChess 4.202264       25%
2.5/10
 45%
4.5/10
Tigran 2.3 64-bit2261     93%
6.5/7
62%
2.5/4
   
RattateChess 1.0 Nosferatu2251       44%
3.5/8
62%
2.5/4
44%
3.5/8
Brutus 6.02250       44%
3.5/8
 45%
4.5/10
Atak 6.82236       40%
4/10
58%
3.5/6
36%
5/14
Dolphin 1.0 64-bit2229       45%
4.5/10
50%
1/2
40%
4/10
Bearded N44.22220       42%
2.5/6
42%
7.5/18
 
Beowulf 2.4a 32-bit2216       50%
5/10
75%
3/4
38%
3/8
Adam 3.32210       75%
3/4
81%
6.5/8
44%
8/18
Myrddin 0.85 32-bit2205       33%
2/6
25%
2/8
53%
8.5/16
Jazz 501 32-bit2203       69%
5.5/8
81%
13/16
 
Zevra 1.8.2 r612 64-bit2195        25%
1/4
0%
0/4
NameEloBetsabe
II
1.84
Betsabe
II
1.75
Betsabe
II
1.66
Betsabe
II
1.47
Betsabe
II
1.96
Betsabe
II
1.30
64-bit
Betsabe
II
1.28
64-bit
Betsabe
II
1.08c
Betsabe
II
1.09c
Betsabe
II
1.05
Jazz 444 32-bit2194       55%
5.5/10
 44%
3.5/8
FireFly 2.5.13 32-bit2187       43%
6/14
75%
6/8
 
KMTChess 1.2.1 32-bit2181       50%
1/2
58%
3.5/6
38%
1.5/4
ECE 11.012179       88%
3.5/4
 44%
3.5/8
iCE 0.12161       75%
6/8
 100%
2/2
Chesley r323 32-bit2155       53%
8.5/16
50%
3/6
75%
3/4
KnockOut 0.7.12150       100%
2/2
100%
2/2
50%
1/2
Waxman 20082133       85%
8.5/10
 65%
6.5/10
Barbarossa 0.4.0 64-bit2132        100%
2/2
38%
1.5/4
Kurt 0.9.2 32-bit2112        25%
0.5/2
25%
1/4
Protej 0.5.72053        100%
2/2
100%
2/2
PLP 16615712045        100%
2/2
50%
1/2
Slibo 0.5.12024        88%
3.5/4
50%
1/2
Bubble 1.52010        75%
3/4
75%
1.5/2
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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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

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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019