CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Custom engine selection

Comparing 15 engines!
15 selected engines played 12 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on April 18, 2021 with Bayeselo based on 1'237'253 games
Please refer to the "about" page for comments on engine inclusion

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 4CPU2967+10−1048.3%+9.848.1%3270 
83.5%
 Zappa Mexico 64-bit 4CPU2958+15−1560.1%−65.146.2%1442
79.5%
 Zap!Chess Zanzibar 64-bit 4CPU2947+23−2364.1%−88.246.3%598
100.0%
 Zappa Mexico II 64-bit2853+10−1047.2%+18.341.8%3642
61.0%
 Zap!Chess Paderborn 64-bit 4CPU2849+26−2665.9%−105.943.5%492
85.4%
 Zappa Mexico 64-bit2833+15−1553.6%−24.545.8%1372
99.4%
 Zappa Mexico II 32-bit2808+12−1248.3%+11.946.3%2392
64.5%
 Zap!Chess Zanzibar 64-bit2803+26−2654.0%−24.451.0%429
81.4%
 Zappa Mexico 32-bit2789+16−1753.2%−20.042.8%1168
72.0%
 Zap!Chess Zanzibar 32-bit2781+19−1955.7%−37.943.5%873
100.0%
 Zap!Chess Paderborn 32-bit2682+21−2145.1%+34.039.1%731
71.4%
 Zap!Chess Paderborn SE 32-bit2670+34−3446.0%+26.140.4%275
69.5%
 Zap!Chess Reykjavik 32-bit2658+34−3538.1%+76.240.5%274
98.3%
 Zappa 1.1 64-bit2615+18−1848.1%+13.135.8%1010
97.4%
 Zappa 1.1 32-bit2582+29−2949.9%+0.831.1%411
 

Results matrix

Custom engine selection
#NameElo123456789101112131415
1Zappa Mexico II 64-bit 4CPU2967               
2Zappa Mexico 64-bit 4CPU2958               
3Zap!Chess Zanzibar 64-bit 4CPU2947               
4Zappa Mexico II 64-bit2853               
5Zap!Chess Paderborn 64-bit 4CPU2849               
6Zappa Mexico 64-bit2833               
7Zappa Mexico II 32-bit2808               
8Zap!Chess Zanzibar 64-bit2803               
9Zappa Mexico 32-bit2789               
10Zap!Chess Zanzibar 32-bit2781               
11Zap!Chess Paderborn 32-bit2682            5.5 − 5.5
+3−3=5
−27
  
12Zap!Chess Paderborn SE 32-bit2670              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-bit2582           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 4CPU2967 83.594.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Zappa Mexico 64-bit 4CPU295816.5 79.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Zap!Chess Zanzibar 64-bit 4CPU29475.820.5 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Zappa Mexico II 64-bit28530.00.00.0 61.098.7100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Zap!Chess Paderborn 64-bit 4CPU28490.00.00.039.0 85.499.799.2100.0100.0100.0100.0100.0100.0100.0
6Zappa Mexico 64-bit28330.00.00.01.314.6 99.497.3100.0100.0100.0100.0100.0100.0100.0
7Zappa Mexico II 32-bit28080.00.00.00.00.30.6 64.597.399.2100.0100.0100.0100.0100.0
8Zap!Chess Zanzibar 64-bit28030.00.00.00.00.82.735.5 81.490.4100.0100.0100.0100.0100.0
9Zappa Mexico 32-bit27890.00.00.00.00.00.02.718.6 72.0100.0100.0100.0100.0100.0
10Zap!Chess Zanzibar 32-bit27810.00.00.00.00.00.00.89.628.0 100.0100.0100.0100.0100.0
11Zap!Chess Paderborn 32-bit26820.00.00.00.00.00.00.00.00.00.0 71.488.2100.0100.0
12Zap!Chess Paderborn SE 32-bit26700.00.00.00.00.00.00.00.00.00.028.6 69.599.7100.0
13Zap!Chess Reykjavik 32-bit26580.00.00.00.00.00.00.00.00.00.011.830.5 98.3100.0
14Zappa 1.1 64-bit26150.00.00.00.00.00.00.00.00.00.00.00.31.7 97.4
15Zappa 1.1 32-bit25820.00.00.00.00.00.00.00.00.00.00.00.00.02.6 
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 4CPU2967 129837462065381135144131127242433676
2Zappa Mexico 64-bit 4CPU29581298 78430517069090119265188121836964
3Zap!Chess Zanzibar 64-bit 4CPU2947374784 863408280194821431227331643
4Zappa Mexico II 64-bit285362030586 6678515241294973521221361243
5Zap!Chess Paderborn 64-bit 4CPU28496517034066 626019912111734310211721672
6Zappa Mexico 64-bit28333816908278562 857347130510561541081747054
7Zappa Mexico II 32-bit28081359080152460857 279102175893741067445
8Zap!Chess Zanzibar 64-bit2803144119194129199347279 48365113510210323357
9Zappa Mexico 32-bit27891312658249712113051021483 1251212175165128102
10Zap!Chess Zanzibar 32-bit278112718814335211710567586511251 189296196263175
11Zap!Chess Paderborn 32-bit26822412121234315493135212189 221408104108
12Zap!Chess Paderborn SE 32-bit26702418272110210874102175296221 212147230
13Zap!Chess Reykjavik 32-bit265833363336117174106103165196408212 11179
14Zappa 1.1 64-bit261567961641242167074233128263104147111 228
15Zappa 1.1 32-bit258264337254455710217510823079228 
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 4CPU2967 27.59.79.01.78.22.43.93.03.10.60.70.91.60.2
2Zappa Mexico 64-bit 4CPU295827.5 38.46.08.824.52.36.410.28.10.61.02.13.90.2
3Zap!Chess Zanzibar 64-bit 4CPU29479.738.4 2.031.24.22.718.94.69.70.93.13.810.20.3
4Zappa Mexico II 64-bit28539.06.02.0 1.615.725.33.210.37.80.30.50.92.70.1
5Zap!Chess Paderborn 64-bit 4CPU28491.78.831.21.6 3.32.121.67.38.628.013.315.314.48.0
6Zappa Mexico 64-bit28338.224.54.215.73.3 22.819.351.447.07.36.610.62.93.0
7Zappa Mexico II 32-bit28082.42.32.725.32.122.8 9.928.723.23.02.84.02.21.6
8Zap!Chess Zanzibar 64-bit28033.96.418.93.221.619.39.9 30.250.011.614.514.716.26.8
9Zappa Mexico 32-bit27893.010.24.610.37.351.428.730.2 61.311.212.111.45.96.5
10Zap!Chess Zanzibar 32-bit27813.18.19.77.88.647.023.250.061.3 11.825.817.114.013.6
11Zap!Chess Paderborn 32-bit26820.60.60.90.328.07.33.011.611.211.8 22.040.66.09.5
12Zap!Chess Paderborn SE 32-bit26700.71.03.10.513.36.62.814.512.125.822.0 38.611.433.5
13Zap!Chess Reykjavik 32-bit26580.92.13.80.915.310.64.014.711.417.140.638.6 8.611.5
14Zappa 1.1 64-bit26151.63.910.22.714.42.92.216.25.914.06.011.48.6 16.0
15Zappa 1.1 32-bit25820.20.20.30.18.03.01.66.86.513.69.533.511.516.0 
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 4CPU31190%
0/2
20%
2/10
             
Rybka 4 64-bit307550%
0.5/1
  26%
10.5/40
           
Rybka 3 64-bit304638%
19.5/52
  23%
14.5/62
           
Deep Junior 13 64-bit 4CPU302641%
22/54
25%
0.5/2
             
Andscacs 0.80 64-bit 4CPU302225%
1/4
0%
0/1
             
Senpai 1.0 64-bit 4CPU302250%
1/2
0%
0/2
             
Rybka 2.3.2a 64-bit 4CPU301638%
17/45
43%
68/159
40%
20/50
            
Spike 1.4 Leiden 4CPU301543%
53.5/123
0%
0/2
             
Cheng 4.39 64-bit 4CPU300825%
0.5/2
40%
4/10
             
Rybka 2.1 64-bit 4CPU29960%
0/1
38%
3/8
             
Cheng4 0.38 64-bit 4CPU297975%
3/4
75%
1.5/2
             
Spark 1.0 64-bit 4CPU296846%
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 13295950%
16/32
  38%
19/50
           
Naum 3 64-bit 4CPU295658%
33.5/58
52%
26/50
             
Komodo 1.2 64-bit294552%
39/75
  35%
8.5/24
           
Gaviota 1.0 64-bit 4CPU294143%
9.5/22
50%
1/2
             
Arasan 17.5 64-bit 4CPU293344%
3.5/8
50%
1/2
             
Onno 1.2.70 64-bit 4CPU293258%
7/12
75%
1.5/2
             
Naum 4 32-bit2929   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 4CPU292558%
7.5/13
50%
1/2
             
Rybka 2.2 64-bit2921 75%
1.5/2
     44%
14/32
       
Komodo 1.0 64-bit292059%
19/32
  43%
22.5/52
           
Gull 1.2 64-bit291875%
1.5/2
  44%
11.5/26
           
Dirty CUCUMBER 64-bit2917   25%
1/4
 46%
5.5/12
         
SmarThink 1.70 64-bit2917   50%
1/2
 20%
2/10
         
Toga II 3.0 4CPU291756%
4.5/8
50%
1/2
             
Deep Shredder 11 64-bit 4CPU291549%
26.5/54
57%
88.5/155
   34%
18.5/54
         
Hannibal 1.2 64-bit291550%
3/6
  25%
0.5/2
           
Spike 1.4 Leiden2914   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-bit290488%
3.5/4
  29%
8/28
           
Naum 2.2 64-bit 4CPU290375%
1.5/2
58%
66.5/115
57%
29/51
            
Rybka 1.2 64-bit2899    51%
25.5/50
  43%
6.5/15
  23%
7/30
    
Tornado 7.0 64-bit 4CPU289225%
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 4CPU288767%
22/33
65%
32.5/50
             
Fritz 122885   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
Rybka 2.2 32-bit2885         40%
8/20
 25%
0.5/2
   
Scorpio 2.8 64-bit2884   0%
0/4
 33%
4/12
         
Toga II 1.4 beta5c 4CPU288470%
22.5/32
66%
30.5/46
             
Bobcat 7.6 64-bit2875   0%
0/1
 55%
5.5/10
         
Hiarcs 11.1 4CPU287564%
20.5/32
64%
20.5/32
61%
30.5/50
            
Hiarcs 13.12873   50%
25/50
  12%
0.5/4
        
Rybka 1.2 32-bit2868          18%
5.5/30
12%
0.5/4
  0%
0/1
The Baron 3.44 64-bit2866   33%
8/24
 38%
3/8
         
Vajolet2 1.45 64-bit2866   62%
2.5/4
 35%
3.5/10
         
Hiarcs 11 4CPU2862  71%
35.5/50
 42%
12.5/30
          
Rybka 2.1 32-bit2862      75%
1.5/2
   15%
5/34
67%
2/3
24%
7/29
  
Gaviota 1.0 64-bit2859   47%
8/17
 40%
4/10
         
Deuterium 14.2.33.276 64-bit2856   75%
1.5/2
 40%
4/10
         
Rybka 1.1 32-bit2856          20%
6/30
 23%
2.5/11
  
Naum 3 64-bit2855   56%
27/48
 50%
25/50
         
Fritz 112851   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-bit2850   75%
1.5/2
    50%
5/10
      
Loop M1-T 64-bit 4CPU284873%
28.5/39
69%
41/59
69%
36/52
            
Atlas 3.80 64-bit2847   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 5.1.0284450%
1/2
  52%
12/23
  36%
2.5/7
        
Deep Shredder 11 64-bit2842   48%
20.5/43
 31%
2.5/8
         
Wasp 1.02 64-bit2840   0%
0/1
 25%
2.5/10
         
Loop 13.6 (Loop 2007) 64-bit 4CPU2837100%
5/5
75%
1.5/2
69%
23.5/34
            
Dirty 3Nov2015 64-bit2836   50%
2.5/5
    45%
4.5/10
      
Fizbo 1.2 64-bit2832   75%
1.5/2
 45%
4.5/10
         
Deep Shredder 10 64-bit 4CPU2831 70%
21/30
65%
32.5/50
 52%
26/50
          
Shredder 112831   46%
24.5/53
 47%
18.5/39
46%
25/54
 40%
33.5/83
48%
14.5/30
 0%
0/2
   
Bright 0.3a 4CPU282962%
27.5/44
75%
1.5/2
             
Glaurung 2.0.1 64-bit 4CPU282875%
31.5/42
69%
41/59
             
DisasterArea 1.54 64-bit2826   86%
6/7
 25%
2.5/10
         
Toga II 1.4.1SE2826   57%
41.5/73
  51%
26.5/52
        
Grapefruit 1.0 32-bit2825   45%
14.5/32
  46%
22/48
        
Booot 5.02824   62%
15/24
  50%
2/4
        
Toga II 1.4.1SE62820   62%
48/77
  37%
12.5/34
        
Hiarcs 12.12817   57%
40.5/71
  51%
27.5/54
        
Onno 1.0 64-bit281762%
20/32
  52%
16.5/32
           
Tornado 7.0 64-bit2816   60%
3/5
    45%
4.5/10
      
Cyclone 2.22814   51%
25.5/50
  70%
3.5/5
        
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
Toga II 3.1.2SE2814   48%
15/31
  53%
19/36
 50%
0.5/1
      
Hiarcs 12 Sharpen PV On2813   62%
21/34
 50%
4/8
37%
14/38
        
Hiarcs 122808   63%
22/35
  53%
18.5/35
        
Bright 0.2c 4CPU280572%
11.5/16
71%
20.5/29
   59%
32/54
         
Scorpio 2.7.7 64-bit2804   40%
2/5
    70%
7/10
      
TheMadPrune 1.1.252804   50%
1/2
  25%
1/4
        
Deep Junior 10 4CPU280275%
22.5/30
69%
24/35
             
Toga II 1.4 beta5c2802   59%
19/32
  42%
12.5/30
        
Naum 2.2 64-bit2797 100%
2/2
   50%
8/16
      0%
0/1
  
Pedone 1.1 64-bit2796   75%
1.5/2
    40%
4/10
      
Hiarcs Paderborn 20072795   52%
24.5/47
  52%
15.5/30
        
Naum 2.2 32-bit2793     56%
17.5/31
50%
1.5/3
 44%
15.5/35
43%
14.5/34
    0%
0/2
Rhetoric 1.4.3 64-bit2793   50%
3.5/7
    45%
4.5/10
      
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-bit2786     75%
1.5/2
      41%
4.5/11
  
Texel 1.01 64-bit278675%
1.5/2
  50%
1/2
           
Fruit 2.3.12785      49%
25/51
 56%
14/25
25%
1/4
  0%
0/1
 25%
0.5/2
Octochess r5506 64-bit2784   50%
1/2
    80%
8/10
      
Deep Sjeng 2.7 4CPU277970%
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
   
Bright 0.4a2776   65%
63.5/98
  65%
21.5/33
        
Hiarcs 112776        55%
5.5/10
50%
4.5/9
 33%
2/6
  0%
0/3
Loop 13.5 32-bit2774       50%
16/32
 42%
10/24
     
Naraku 1.42774   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
     
Shredder 102771     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
     
Loop M1-T 64-bit2769 75%
1.5/2
   60%
6/10
         
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 12.322762       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 X50 Hypermodern2755    62%
18.5/30
      42%
2.5/6
   
Hiarcs X54 Hypermodern 32-bit2755 75%
1.5/2
         29%
2/7
  0%
0/2
Ktulu 92752   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
        
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
 
Fruit 2.2.12744    73%
22/30
    75%
1.5/2
36%
11.5/32
0%
0/4
25%
1.5/6
  
Glaurung 2.0.1 64-bit2744   25%
0.5/2
 73%
28.5/39
         
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
  
Naum 2.1 32-bit2743       65%
15.5/24
 50%
12/24
    12%
0.5/4
Fritz 92742          59%
20/34
25%
1/4
41%
4.5/11
  
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 4CPU2731 81%
14.5/18
   73%
11/15
         
Toga II 1.1a 32-bit2731          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 8270688%
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
Glaurung 2 epsilon/5 32-bit2697        63%
19.5/31
     50%
1/2
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
Naum 2.0 32-bit2697           50%
1/2
 45%
14.5/32
50%
2/4
Fruit 2.12695           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-bit2667   100%
1/1
         50%
1/2
 
Movei 00.8.438 (10 10 10)2666      100%
2/2
 50%
1/2
      
SmarThink 1.00 32-bit2666        100%
1/1
  50%
1/2
   
Chessmaster 112664     75%
22.5/30
67%
20/30
 68%
23/34
80%
24/30
 25%
0.5/2
  0%
0/2
Glaurung 1.2.1 Crusader 32-bit2664         69%
5.5/8
 0%
0/2
  62%
2.5/4
Ktulu 7.52664    72%
21.5/30
     52%
14.5/28
0%
0/1
   
Alaric 7072661      100%
2/2
 50%
0.5/1
    31%
5.5/18
75%
1.5/2
CM10th Lazarus2661         73%
16/22
 38%
3/8
   
CM10th Xperience2661    79%
23/29
   72%
21.5/30
 57%
17/30
50%
0.5/1
  25%
0.5/2
Scorpio 1.912661     77%
24.5/32
  70%
21/30
58%
14/24
    62%
2.5/4
CM9000 Enforcer2658         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 Paralyse2654        60%
17.5/29
78%
15.5/20
 75%
4.5/6
  75%
3/4
Scorpio 2.0 32-bit2653     73%
22/30
  67%
2/3
  75%
1.5/2
   
CM10th Ogre2652           50%
1.5/3
  0%
0/1
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
Movei 00.8.4382646     33%
1/3
  50%
0.5/1
   100%
1/1
 75%
1.5/2
CM10th Magic II2644          58%
17.5/30
   38%
1.5/4
CM10th Pestilence2644           57%
4/7
  33%
3/9
Scorpio 1.82641           38%
1.5/4
 63%
19.5/31
 
CM10th Guardian2639      50%
1/2
 100%
1/1
  50%
1/2
  0%
0/2
Slow Chess Blitz WV2.12637    78%
23.5/30
      83%
2.5/3
59%
6.5/11
45%
14.5/32
33%
1/3
CM10th Warrior2636         62%
2.5/4
 67%
2/3
 50%
1/2
0%
0/1
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 Gambit2635           0%
0/1
  0%
0/1
Gandalf 62635         100%
2/2
50%
15/30
50%
1/2
 25%
1/4
75%
1.5/2
CM10th Default2631          50%
15/30
  62%
2.5/4
12%
0.5/4
Chess Tiger 2007 Gambit2629         78%
18/23
 50%
1/2
 25%
0.5/2
 
Delfi 5.12629         62%
2.5/4
   0%
0/1
 
WildCat 72628         50%
1/2
 50%
0.5/1
 42%
14/33
 
Glaurung 1.1 32-bit2626    88%
26.5/30
      88%
3.5/4
  33%
1/3
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 1.22620           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
Pharaon 3.5.12614           50%
2/4
 53%
20/38
40%
13.5/34
Colossus 2007d2613           50%
1/2
67%
4/6
  
Naum 1.91 64-bit2610    78%
23.5/30
        60%
6/10
 
Alaric 0702b2606            0%
0/1
 50%
1/2
Scorpio 1.72604           0%
0/1
  60%
3/5
Alfil 8.1.12601      50%
1/2
       25%
0.5/2
Colossus 2007c2600             50%
0.5/1
0%
0/2
Delfi 5.02600           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 1.12588           50%
0.5/1
  100%
1/1
Petir 4.9999992579     100%
2/2
       39%
7.5/19
25%
0.5/2
Jonny 2.83 32-bit2576           70%
3.5/5
  100%
1/1
Pharaon 3.32575           50%
0.5/1
  0%
0/1
ProDeo 1.1 Silver2574             0%
0/1
100%
2/2
SOS 5.12564           100%
1/1
 0%
0/1
67%
2/3
Hamsters 0.52557           75%
1.5/2
50%
0.5/1
  
ProDeo 1.2 Mx42557         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 1.7.02549           100%
1/1
  100%
1/1
Ufim 8.022543             42%
8/19
50%
8/16
E.T. Chess 18.11.052520           100%
1/1
  100%
1/1
Crafty 20.14 32-bit2517           50%
0.5/1
  50%
2/4
Crafty 20.13 32-bit2511           0%
0/1
  75%
1.5/2
Movei 00.8.2952508           100%
1/1
  64%
4.5/7
Little Goliath Evolution 3.122507         100%
4/4
    50%
2/4
Crafty 20.11 32-bit2502           100%
2/2
  71%
5/7
Ufim 7.012490           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:
  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 April 18, 2021