CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 15 engines!
15 selected engines played 12 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 19, 2019 with Bayeselo based on 1'068'538 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+
1Zappa Mexico II 64-bit 4CPU2969+10−1048.3%+9.248.1%3270 
85.3%
 Zappa Mexico 64-bit 4CPU2959+15−1560.4%−67.646.3%1422
79.0%
 Zap!Chess Zanzibar 64-bit 4CPU2948+23−2364.1%−88.546.3%598
100.0%
 Zappa Mexico II 64-bit2854+10−1047.2%+18.941.6%3598
64.7%
 Zap!Chess Paderborn 64-bit 4CPU2849+26−2665.9%−106.343.5%492
85.1%
 Zappa Mexico 64-bit2832+15−1553.6%−23.845.9%1340
99.3%
 Zappa Mexico II 32-bit2809+12−1248.3%+11.246.3%2392
65.5%
 Zap!Chess Zanzibar 64-bit2803+26−2654.0%−24.651.0%429
81.4%
 Zappa Mexico 32-bit2788+17−1754.0%−24.142.2%1080
71.9%
 Zap!Chess Zanzibar 32-bit2781+19−1955.7%−38.343.5%873
100.0%
 Zap!Chess Paderborn 32-bit2682+21−2145.1%+33.839.1%731
72.7%
 Zap!Chess Paderborn SE 32-bit2669+34−3446.0%+26.440.4%275
68.3%
 Zap!Chess Reykjavik 32-bit2658+34−3538.1%+76.140.5%274
98.5%
 Zappa 1.1 64-bit2615+18−1848.1%+12.635.8%1010
97.4%
 Zappa 1.1 32-bit2581+29−2949.9%+1.131.1%411
 

Results matrix

Custom engine selection
#NameElo123456789101112131415
1Zappa Mexico II 64-bit 4CPU2969               
2Zappa Mexico 64-bit 4CPU2959               
3Zap!Chess Zanzibar 64-bit 4CPU2948               
4Zappa Mexico II 64-bit2854               
5Zap!Chess Paderborn 64-bit 4CPU2849               
6Zappa Mexico 64-bit2832               
7Zappa Mexico II 32-bit2809               
8Zap!Chess Zanzibar 64-bit2803               
9Zappa Mexico 32-bit2788               
10Zap!Chess Zanzibar 32-bit2781               
11Zap!Chess Paderborn 32-bit2682            5.5 − 5.5
+3−3=5
−27
  
12Zap!Chess Paderborn SE 32-bit2669              1 − 0
+1−0=0
+INF
13Zap!Chess Reykjavik 32-bit2658          5.5 − 5.5
+3−3=5
+27
    
14Zappa 1.1 64-bit2615               
15Zappa 1.1 32-bit2581           0 − 1
+0−1=0
−INF
   
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
#NameElo123456789101112131415
1Zappa Mexico II 64-bit 4CPU2969 85.394.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Zappa Mexico 64-bit 4CPU295914.7 79.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Zap!Chess Zanzibar 64-bit 4CPU29485.421.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Zappa Mexico II 64-bit28540.00.00.0 64.799.1100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Zap!Chess Paderborn 64-bit 4CPU28490.00.00.035.3 85.199.799.2100.0100.0100.0100.0100.0100.0100.0
6Zappa Mexico 64-bit28320.00.00.00.914.9 99.397.2100.0100.0100.0100.0100.0100.0100.0
7Zappa Mexico II 32-bit28090.00.00.00.00.30.7 65.597.399.3100.0100.0100.0100.0100.0
8Zap!Chess Zanzibar 64-bit28030.00.00.00.00.82.834.5 81.490.7100.0100.0100.0100.0100.0
9Zappa Mexico 32-bit27880.00.00.00.00.00.02.718.6 71.9100.0100.0100.0100.0100.0
10Zap!Chess Zanzibar 32-bit27810.00.00.00.00.00.00.79.328.1 100.0100.0100.0100.0100.0
11Zap!Chess Paderborn 32-bit26820.00.00.00.00.00.00.00.00.00.0 72.788.2100.0100.0
12Zap!Chess Paderborn SE 32-bit26690.00.00.00.00.00.00.00.00.00.027.3 68.399.7100.0
13Zap!Chess Reykjavik 32-bit26580.00.00.00.00.00.00.00.00.00.011.831.7 98.5100.0
14Zappa 1.1 64-bit26150.00.00.00.00.00.00.00.00.00.00.00.31.5 97.4
15Zappa 1.1 32-bit25810.00.00.00.00.00.00.00.00.00.00.00.00.02.6 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112131415
1Zappa Mexico II 64-bit 4CPU2969 129837462065381135144131127242433676
2Zappa Mexico 64-bit 4CPU29591298 78430517069090119265188121836964
3Zap!Chess Zanzibar 64-bit 4CPU2948374784 863408280194821431227331643
4Zappa Mexico II 64-bit285462030586 6678515241294973521221361243
5Zap!Chess Paderborn 64-bit 4CPU28496517034066 626019912111734310211721672
6Zappa Mexico 64-bit28323816908278562 857347130510561541081747054
7Zappa Mexico II 32-bit28091359080152460857 279102175893741067445
8Zap!Chess Zanzibar 64-bit2803144119194129199347279 48365113510210323357
9Zappa Mexico 32-bit27881312658249712113051021483 1251212175165128102
10Zap!Chess Zanzibar 32-bit278112718814335211710567586511251 189296196263175
11Zap!Chess Paderborn 32-bit26822412121234315493135212189 221408104108
12Zap!Chess Paderborn SE 32-bit26692418272110210874102175296221 212147230
13Zap!Chess Reykjavik 32-bit265833363336117174106103165196408212 11179
14Zappa 1.1 64-bit261567961641242167074233128263104147111 228
15Zappa 1.1 32-bit258164337254455710217510823079228 
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
#NameElo123456789101112131415
1Zappa Mexico II 64-bit 4CPU2969 27.79.79.01.78.32.43.93.03.10.60.70.91.60.2
2Zappa Mexico 64-bit 4CPU295927.7 38.86.18.925.02.46.410.68.20.61.12.13.90.2
3Zap!Chess Zanzibar 64-bit 4CPU29489.738.8 2.031.24.22.718.94.99.70.93.13.810.20.3
4Zappa Mexico II 64-bit28549.06.12.0 1.615.925.43.210.67.90.30.50.92.70.1
5Zap!Chess Paderborn 64-bit 4CPU28491.78.931.21.6 3.42.121.67.78.628.013.315.314.48.0
6Zappa Mexico 64-bit28328.325.04.215.93.4 23.019.653.947.77.46.710.83.03.1
7Zappa Mexico II 32-bit28092.42.42.725.42.123.0 9.929.423.23.02.84.02.21.6
8Zap!Chess Zanzibar 64-bit28033.96.418.93.221.619.69.9 32.050.011.614.514.716.26.8
9Zappa Mexico 32-bit27883.010.64.910.67.753.929.432.0 64.111.712.912.26.16.8
10Zap!Chess Zanzibar 32-bit27813.18.29.77.98.647.723.250.064.1 11.825.817.114.013.6
11Zap!Chess Paderborn 32-bit26820.60.60.90.328.07.43.011.611.711.8 22.040.66.09.5
12Zap!Chess Paderborn SE 32-bit26690.71.13.10.513.36.72.814.512.925.822.0 38.611.433.5
13Zap!Chess Reykjavik 32-bit26580.92.13.80.915.310.84.014.712.217.140.638.6 8.611.5
14Zappa 1.1 64-bit26151.63.910.22.714.43.02.216.26.114.06.011.48.6 16.0
15Zappa 1.1 32-bit25810.20.20.30.18.03.11.66.86.813.69.533.511.516.0 
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 209 common opponents

Custom engine selection
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Fizbo 1.7 64-bit 4CPU31180%
0/2
20%
2/10
             
Rybka 4 64-bit307750%
0.5/1
  26%
10.5/40
           
Rybka 3 64-bit304738%
19.5/52
  23%
14.5/62
           
Deep Junior 13 64-bit 4CPU302741%
22/54
25%
0.5/2
             
Andscacs 0.80 64-bit 4CPU302325%
1/4
0%
0/1
             
Senpai 1.0 64-bit 4CPU302350%
1/2
0%
0/2
             
Rybka 2.3.2a 64-bit 4CPU301738%
17/45
43%
68/159
40%
20/50
            
Spike 1.4 Leiden 4CPU301643%
53.5/123
0%
0/2
             
Cheng 4.39 64-bit 4CPU300925%
0.5/2
40%
4/10
             
Rybka 2.1 64-bit 4CPU29970%
0/1
38%
3/8
             
Cheng4 0.38 64-bit 4CPU298075%
3/4
75%
1.5/2
             
Spark 1.0 64-bit 4CPU296946%
26.5/57
75%
1.5/2
             
Rybka 2.3.2a 64-bit296154%
19.5/36
52%
26/50
 31%
17/54
 29%
17/58
         
Fritz 13296050%
16/32
  38%
19/50
           
Naum 3 64-bit 4CPU295558%
33.5/58
52%
26/50
             
Komodo 1.2 64-bit294652%
39/75
  35%
8.5/24
           
Gaviota 1.0 64-bit 4CPU294243%
9.5/22
50%
1/2
             
Arasan 17.5 64-bit 4CPU293544%
3.5/8
50%
1/2
             
Onno 1.2.70 64-bit 4CPU293458%
7/12
75%
1.5/2
             
Naum 4 32-bit2930   44%
8/18
  38%
18/48
        
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Shredder 12 32-bit2928   31%
5.5/18
  31%
24.5/80
        
Thinker 5.4d Inert 64-bit 4CPU292658%
7.5/13
50%
1/2
             
Komodo 1.0 64-bit292159%
19/32
  43%
22.5/52
           
Rybka 2.2 64-bit2920 75%
1.5/2
     44%
14/32
       
Toga II 3.0 4CPU291956%
4.5/8
50%
1/2
             
Gull 1.2 64-bit291875%
1.5/2
  44%
11.5/26
           
Deep Shredder 11 64-bit 4CPU291749%
26.5/54
57%
88.5/155
   34%
18.5/54
         
SmarThink 1.70 64-bit2917   50%
1/2
 20%
2/10
         
Dirty CUCUMBER 64-bit2916   25%
1/4
 46%
5.5/12
         
Hannibal 1.2 64-bit291650%
3/6
  25%
0.5/2
           
Spike 1.4 Leiden2915   31%
18/58
  0%
0/1
        
Rybka 2.3.2a 32-bit2912   50%
9/18
  37%
12.5/34
35%
10.5/30
32%
10.5/33
23%
7/30
     
Quazar 0.4 64-bit290588%
3.5/4
  29%
8/28
           
Naum 2.2 64-bit 4CPU290475%
1.5/2
58%
66.5/115
57%
29/51
            
Rybka 1.2 64-bit2898    51%
25.5/50
  43%
6.5/15
  23%
7/30
    
Tornado 7.0 64-bit 4CPU289425%
1/4
75%
1.5/2
             
Cheng4 0.38 64-bit2889   25%
0.5/2
 30%
3/10
         
Demolito 2017-08-26 64-bit2889   0%
0/2
 56%
4.5/8
         
Deep Fritz 10.1 4CPU288867%
22/33
65%
32.5/50
             
Fritz 122886   25%
0.5/2
  40%
13.5/34
        
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Toga II 1.4 beta5c 4CPU288570%
22.5/32
66%
30.5/46
             
Rybka 2.2 32-bit2884         40%
8/20
 25%
0.5/2
   
Scorpio 2.8 64-bit2884   0%
0/4
 33%
4/12
         
Bobcat 7.6 64-bit2878   0%
0/1
 55%
5.5/10
         
Hiarcs 11.1 4CPU287664%
20.5/32
64%
20.5/32
61%
30.5/50
            
Hiarcs 13.12874   50%
25/50
  12%
0.5/4
        
Rybka 1.2 32-bit2870          18%
5.5/30
12%
0.5/4
  0%
0/1
Vajolet2 1.45 64-bit2866   62%
2.5/4
 35%
3.5/10
         
Rybka 2.1 32-bit2863      75%
1.5/2
   15%
5/34
67%
2/3
24%
7/29
  
Hiarcs 11 4CPU2862  71%
35.5/50
 42%
12.5/30
          
The Baron 3.44 64-bit2861   33%
8/24
 38%
3/8
         
Gaviota 1.0 64-bit2859   47%
8/17
 40%
4/10
         
Deuterium 14.2.33.276 64-bit2857   75%
1.5/2
 40%
4/10
         
Naum 3 64-bit2856   56%
27/48
 50%
25/50
         
Rybka 1.1 32-bit2856          20%
6/30
 23%
2.5/11
  
Fritz 112852   55%
29.5/54
 45%
22.5/50
46%
25/54
 32%
10.5/33
42%
12.5/30
     
Naum 3 32-bit2851     57%
17/30
49%
16.5/34
 46%
12/26
      
Rodent 1.7 64-bit2851   75%
1.5/2
    50%
5/10
      
Loop M1-T 64-bit 4CPU284973%
28.5/39
69%
41/59
69%
36/52
            
Atlas 3.80 64-bit2848   44%
3.5/8
 55%
5.5/10
         
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Nemo 1.0.1 64-bit2847100%
2/2
  46%
17/37
           
Booot 5.1.0284350%
1/2
  52%
12/23
  36%
2.5/7
        
Deep Shredder 11 64-bit2843   48%
20.5/43
 31%
2.5/8
         
Wasp 1.02 64-bit2841   0%
0/1
 25%
2.5/10
         
Loop 13.6 (Loop 2007) 64-bit 4CPU2838100%
5/5
75%
1.5/2
69%
23.5/34
            
Dirty 3Nov2015 64-bit2837   50%
2.5/5
    45%
4.5/10
      
Fizbo 1.2 64-bit2833   75%
1.5/2
 45%
4.5/10
         
Shredder 112832   46%
24.5/53
 47%
18.5/39
46%
25/54
 40%
33.5/83
48%
14.5/30
 0%
0/2
   
Deep Shredder 10 64-bit 4CPU2831 70%
21/30
65%
32.5/50
 52%
26/50
          
Bright 0.3a 4CPU283062%
27.5/44
75%
1.5/2
             
Glaurung 2.0.1 64-bit 4CPU282975%
31.5/42
69%
41/59
             
DisasterArea 1.54 64-bit2827   86%
6/7
 25%
2.5/10
         
Grapefruit 1.0 32-bit2826   45%
14.5/32
  46%
22/48
        
Toga II 1.4.1SE2826   57%
41.5/73
  51%
26.5/52
        
Booot 5.02825   62%
15/24
  50%
2/4
        
Toga II 1.4.1SE62820   62%
48/77
  37%
12.5/34
        
Onno 1.0 64-bit281862%
20/32
  52%
16.5/32
           
Toga II 3.1.2SE2818   48%
15/31
  53%
19/36
 50%
0.5/1
      
Hiarcs 12.12817   57%
40.5/71
  51%
27.5/54
        
Tornado 7.0 64-bit2816   60%
3/5
    45%
4.5/10
      
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Cyclone 2.22815   51%
25.5/50
  70%
3.5/5
        
Hiarcs 12 Sharpen PV On2813   62%
21/34
 50%
4/8
37%
14/38
        
Hiarcs 122809   63%
22/35
  53%
18.5/35
        
Bright 0.2c 4CPU280672%
11.5/16
71%
20.5/29
   59%
32/54
         
TheMadPrune 1.1.252805   50%
1/2
  25%
1/4
        
Scorpio 2.7.7 64-bit2804   40%
2/5
    70%
7/10
      
Toga II 1.4 beta5c2804   59%
19/32
  42%
12.5/30
        
Deep Junior 10 4CPU280375%
22.5/30
69%
24/35
             
Naum 2.2 64-bit2797 100%
2/2
   50%
8/16
      0%
0/1
  
Pedone 1.1 64-bit2797   75%
1.5/2
    40%
4/10
      
Hiarcs Paderborn 20072795   52%
24.5/47
  52%
15.5/30
        
Rhetoric 1.4.3 64-bit2794   50%
3.5/7
    45%
4.5/10
      
Naum 2.2 32-bit2793     56%
17.5/31
50%
1.5/3
 44%
15.5/35
43%
14.5/34
    0%
0/2
Hiarcs 11.12789     52%
16.5/32
 51%
24/47
50%
15/30
40%
12/30
    12%
0.5/4
Toga II 1.3.12789 79%
44/56
 59%
24/41
 57%
33/58
  50%
15.5/31
30%
9/30
     
Rybka 1.0 32-bit2787     75%
1.5/2
      41%
4.5/11
  
Texel 1.01 64-bit278775%
1.5/2
  50%
1/2
           
Fruit 2.3.12786      49%
25/51
 56%
14/25
25%
1/4
  0%
0/1
 25%
0.5/2
Octochess r5506 64-bit2781   50%
1/2
    80%
8/10
      
Deep Sjeng 2.7 4CPU278070%
22.5/32
75%
28.5/38
             
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Fritz 102778     64%
20.5/32
  52%
15.5/30
50%
20/40
 33%
2/6
   
Hiarcs 112776        55%
5.5/10
50%
4.5/9
 33%
2/6
  0%
0/3
Bright 0.4a2775   65%
63.5/98
  65%
21.5/33
        
Loop 13.5 32-bit2775       50%
16/32
 42%
10/24
     
Naraku 1.42775   0%
0/2
  0%
0/2
        
Fruit 05/11/032773 75%
1.5/2
   38%
1.5/4
  60%
18/30
      
Loop 13.6 (Loop 2007) 32-bit2773     59%
19/32
50%
22/44
55%
17.5/32
46%
15.5/34
56%
19.5/35
     
Loop M1-T 64-bit2770 75%
1.5/2
   60%
6/10
         
Shredder 102770     53%
17/32
 47%
14.5/31
53%
15.5/29
54%
13/24
40%
14/35
36%
2.5/7
31%
12/39
 0%
0/1
Hiarcs 11.22769     71%
18.5/26
57%
17/30
 52%
12.5/24
50%
2/4
     
Strelka 1.8 32-bit2769 77%
35.5/46
   60%
18/30
  62%
18.5/30
62%
2.5/4
     
Toga II 1.3.42767        50%
1/2
50%
2/4
 50%
1/2
   
Glaurung 1.2.1 64-bit 4CPU2765 73%
24/33
80%
41/51
            
Loop 10.32f2765         60%
12/20
36%
4/11
33%
2/6
   
Loop 12.322764       67%
10/15
 38%
1.5/4
 44%
4/9
  0%
0/4
Toga II 1.2.1a 32-bit2759  77%
38.5/50
 60%
18/30
  54%
26.5/49
 45%
9.5/21
 40%
2/5
 23%
7.5/32
0%
0/1
Hiarcs X54 Hypermodern 32-bit2756 75%
1.5/2
         29%
2/7
  0%
0/2
Hiarcs X50 Hypermodern2755    62%
18.5/30
      42%
2.5/6
   
Ktulu 92754   73%
23.5/32
  58%
17.5/30
        
Deep Sjeng 2.72749     62%
20/32
65%
19.5/30
 67%
21.5/32
45%
13.5/30
     
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
SmarThink 1.20 32-bit2746   82%
29.5/36
  60%
14.5/24
        
Glaurung 2.0.1 64-bit2745   25%
0.5/2
 73%
28.5/39
         
Spike 1.2 Turin274576%
26.5/35
76%
52/68
74%
37/50
75%
27/36
65%
19.5/30
55%
17.5/32
48%
14.5/30
61%
27.5/45
62%
20/32
52%
15.5/30
38%
1.5/4
50%
2/4
9%
1/11
33%
10.5/32
 
Hiarcs X502744    75%
22.5/30
     12%
0.5/4
40%
2/5
  50%
0.5/1
Junior 102743     72%
21.5/30
62%
18.5/30
 52%
16/31
50%
15/30
55%
18/33
44%
3.5/8
29%
8/28
  
Fritz 92742          59%
20/34
25%
1/4
41%
4.5/11
  
Fruit 2.2.12742    73%
22/30
    75%
1.5/2
36%
11.5/32
0%
0/4
25%
1.5/6
  
Naum 2.1 32-bit2742       65%
15.5/24
 50%
12/24
    12%
0.5/4
Hiarcs 102740    68%
20.5/30
     32%
9.5/30
 55%
6/11
 25%
3.5/14
Glaurung 2.0.1 32-bit2738     77%
24/31
55%
16.5/30
 56%
19/34
52%
15.5/30
     
Toga II 1.2 32-bit2735          62%
2.5/4
50%
7/14
  0%
0/1
Scorpio 2.0 32-bit 4CPU2732 81%
14.5/18
   73%
11/15
         
Toga II 1.1a 32-bit2732          52%
15.5/30
   0%
0/2
Shredder 92726          53%
15.5/29
48%
14.5/30
42%
12.5/30
  
Hiarcs 10 Hypermodern2718          43%
13/30
0%
0/1
   
SmarThink 1.10 32-bit2718   69%
22/32
         22%
4/18
 
Ktulu 8270588%
28/32
    67%
21.5/32
72%
23/32
59%
19/32
61%
19.5/32
62%
18.5/30
75%
3/4
38%
1.5/4
  0%
0/2
Chess Tiger 2007.12703     68%
20.5/30
62%
20/32
 69%
22/32
85%
17/20
     
Fritz 8 Bilbao2700           50%
4/8
45%
5/11
 100%
1/1
Naum 2.0 32-bit2697           50%
1/2
 45%
14.5/32
50%
2/4
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Glaurung 2 epsilon/5 32-bit2696        63%
19.5/31
     50%
1/2
Fruit 2.12694           25%
0.5/2
  25%
1.5/6
Spike 1.12689    65%
19.5/30
      50%
0.5/1
   
Chess Tiger 20072681       67%
30/45
76%
23.5/31
79%
24.5/31
 42%
2.5/6
 47%
14/30
0%
0/3
Junior 92676          40%
12/30
100%
1/1
   
Djinn 1.021 64-bit2668   100%
1/1
         50%
1/2
 
Movei 00.8.438 (10 10 10)2667      100%
2/2
 50%
1/2
      
Chessmaster 112665     75%
22.5/30
67%
20/30
 68%
23/34
80%
24/30
 25%
0.5/2
  0%
0/2
SmarThink 1.00 32-bit2665        100%
1/1
  50%
1/2
   
Glaurung 1.2.1 Crusader 32-bit2663         69%
5.5/8
 0%
0/2
  62%
2.5/4
Ktulu 7.52663    72%
21.5/30
     52%
14.5/28
0%
0/1
   
CM10th Xperience2661    79%
23/29
   72%
21.5/30
 57%
17/30
50%
0.5/1
  25%
0.5/2
Alaric 7072660      100%
2/2
 50%
0.5/1
    31%
5.5/18
75%
1.5/2
Scorpio 1.912660     77%
24.5/32
  70%
21/30
58%
14/24
    62%
2.5/4
CM9000 Enforcer2657         68%
13.5/20
 43%
3/7
 50%
1/2
50%
4/8
Glaurung 1.2.1 32-bit2655         72%
16.5/23
 38%
1.5/4
50%
5.5/11
39%
12/31
38%
1.5/4
CM10th Lazarus2654         73%
16/22
 38%
3/8
   
Scorpio 2.0 32-bit2653     73%
22/30
  67%
2/3
  75%
1.5/2
   
CM10th Paralyse2651        60%
17.5/29
78%
15.5/20
 75%
4.5/6
  75%
3/4
Movei 00.8.4382646     33%
1/3
  50%
0.5/1
   100%
1/1
 75%
1.5/2
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
CM10th Ogre2645           50%
1.5/3
  0%
0/1
CM10th Magic II2644          58%
17.5/30
   38%
1.5/4
Scorpio 1.82640           38%
1.5/4
 63%
19.5/31
 
CM10th Guardian2638      50%
1/2
 100%
1/1
  50%
1/2
  0%
0/2
CM10th Pestilence2638           57%
4/7
  33%
3/9
Slow Chess Blitz WV2.12637    78%
23.5/30
      83%
2.5/3
59%
6.5/11
45%
14.5/32
33%
1/3
Chess Tiger 152636           100%
2/2
55%
6/11
  
Delfi 5.22636     100%
1/1
  66%
19/29
  75%
1.5/2
   
Scorpio 2.05b2636      75%
1.5/2
       50%
1/2
Chess Tiger 15 Gambit2634           0%
0/1
  0%
0/1
CM10th Warrior2633         62%
2.5/4
 67%
2/3
 50%
1/2
0%
0/1
Gandalf 62633         100%
2/2
50%
15/30
50%
1/2
 25%
1/4
75%
1.5/2
CM10th Default2632          50%
15/30
  62%
2.5/4
12%
0.5/4
Chess Tiger 2007 Gambit2628         78%
18/23
 50%
1/2
 25%
0.5/2
 
Delfi 5.12628         62%
2.5/4
   0%
0/1
 
Glaurung 1.1 32-bit2625    88%
26.5/30
      88%
3.5/4
  33%
1/3
WildCat 72624         50%
1/2
 50%
0.5/1
 42%
14/33
 
Ruffian 2.1.02623   50%
0.5/1
  75%
1.5/2
    17%
0.5/3
68%
7.5/11
62%
2.5/4
71%
5/7
ProDeo 1.22619           100%
1/1
 57%
17/30
 
List 5.122618             48%
15.5/32
25%
0.5/2
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
Colossus 2007d2613           50%
1/2
67%
4/6
  
Pharaon 3.5.12613           50%
2/4
 53%
20/38
40%
13.5/34
Naum 1.91 64-bit2609    78%
23.5/30
        60%
6/10
 
Alaric 0702b2605            0%
0/1
 50%
1/2
Scorpio 1.72604           0%
0/1
  60%
3/5
Alfil 8.1.12600      50%
1/2
       25%
0.5/2
Colossus 2007c2600             50%
0.5/1
0%
0/2
Delfi 5.02599           25%
1/4
 56%
18/32
 
Aristarch 4.502596          54%
15/28
  56%
22.5/40
50%
1/2
Delfi 4.62594           100%
1/1
  50%
2.5/5
Pseudo 0.7c2591           0%
0/1
 75%
6/8
67%
2/3
ProDeo 1.12587           50%
0.5/1
  100%
1/1
Petir 4.9999992579     100%
2/2
       39%
7.5/19
25%
0.5/2
Pharaon 3.32577           50%
0.5/1
  0%
0/1
Jonny 2.83 32-bit2576           70%
3.5/5
  100%
1/1
ProDeo 1.1 Silver2572             0%
0/1
100%
2/2
SOS 5.12563           100%
1/1
 0%
0/1
67%
2/3
Hamsters 0.52556           75%
1.5/2
50%
0.5/1
  
ProDeo 1.2 Mx42556         50%
2/4
    50%
2/4
Anaconda 2.0.12555           50%
0.5/1
  60%
3/5
NameEloZappa
Mexico
II
64-bit
4CPU
Zappa
Mexico
64-bit
4CPU
Zap!Chess
Zanzibar
64-bit
4CPU
Zappa
Mexico
II
64-bit
Zap!Chess
Paderborn
64-bit
4CPU
Zappa
Mexico
64-bit
Zappa
Mexico
II
32-bit
Zap!Chess
Zanzibar
64-bit
Zappa
Mexico
32-bit
Zap!Chess
Zanzibar
32-bit
Zap!Chess
Paderborn
32-bit
Zap!Chess
Paderborn
SE
32-bit
Zap!Chess
Reykjavik
32-bit
Zappa
1.1
64-bit
Zappa
1.1
32-bit
The Baron 1.7.02547           100%
1/1
  100%
1/1
Ufim 8.022543             42%
8/19
50%
8/16
E.T. Chess 18.11.052519           100%
1/1
  100%
1/1
Crafty 20.14 32-bit2516           50%
0.5/1
  50%
2/4
Crafty 20.13 32-bit2507           0%
0/1
  75%
1.5/2
Little Goliath Evolution 3.122507         100%
4/4
    50%
2/4
Movei 00.8.2952507           100%
1/1
  64%
4.5/7
Crafty 20.11 32-bit2500           100%
2/2
  71%
5/7
Ufim 7.012489           0%
0/1
  60%
3/5
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:
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Created in 2005-2013 by CCRL team
Last games added on July 19, 2019