CCRL Blitz
Downloads and Statistics
July 11, 2020
Testing summary:
Total: 2'325'533 games
played by 2'738 programs

White wins: 896'067 (38.5%)
Black wins: 720'738 (31.0%)
Draws: 708'728 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 10 engines!
10 selected engines played 0 games with each other

CCRL Blitz Rating List — Custom engine selection (Quote)

Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Computed on July 11, 2020 with Bayeselo based on 2'325'533 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Schooner 2.1 64-bit 4CPU3287+17−1750.6%−5.357.5%1050 
80.2%
 Schooner 2.2 64-bit3277+13−1346.8%+20.555.9%1856
56.7%
 Schooner 2.0.34 64-bit 4CPU3275+16−1640.8%+54.345.2%1332
53.8%
 Schooner 2.2 64-bit 4CPU3274+11−1145.0%+30.256.7%2428
100.0%
 Schooner 2.1 64-bit3203+16−1647.8%+12.351.6%1191
81.9%
 Schooner 2.0.34 64-bit3193+14−1452.4%−18.442.5%1848
100.0%
 Schooner 1.8 64-bit2519+16−1652.3%−17.328.2%1435
100.0%
 Schooner 1.7.0 64-bit2463+17−1654.3%−30.025.7%1315
100.0%
 Schooner 1.5 64-bit2357+17−1749.2%+6.922.4%1299
99.9%
 Schooner 1.4.1 64-bit2319+16−1648.3%+12.526.4%1458
 

Results matrix

Custom engine selection
#NameElo12345678910
1Schooner 2.1 64-bit 4CPU3287          
2Schooner 2.2 64-bit3277          
3Schooner 2.0.34 64-bit 4CPU3275          
4Schooner 2.2 64-bit 4CPU3274          
5Schooner 2.1 64-bit3203          
6Schooner 2.0.34 64-bit3193          
7Schooner 1.8 64-bit2519          
8Schooner 1.7.0 64-bit2463          
9Schooner 1.5 64-bit2357          
10Schooner 1.4.1 64-bit2319          
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
1Schooner 2.1 64-bit 4CPU3287 80.283.489.0100.0100.0100.0100.0100.0100.0
2Schooner 2.2 64-bit327719.8 56.761.8100.0100.0100.0100.0100.0100.0
3Schooner 2.0.34 64-bit 4CPU327516.643.3 53.8100.0100.0100.0100.0100.0100.0
4Schooner 2.2 64-bit 4CPU327411.038.246.2 100.0100.0100.0100.0100.0100.0
5Schooner 2.1 64-bit32030.00.00.00.0 81.9100.0100.0100.0100.0
6Schooner 2.0.34 64-bit31930.00.00.00.018.1 100.0100.0100.0100.0
7Schooner 1.8 64-bit25190.00.00.00.00.00.0 100.0100.0100.0
8Schooner 1.7.0 64-bit24630.00.00.00.00.00.00.0 100.0100.0
9Schooner 1.5 64-bit23570.00.00.00.00.00.00.00.0 99.9
10Schooner 1.4.1 64-bit23190.00.00.00.00.00.00.00.00.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Schooner 2.1 64-bit 4CPU3287 06451380000000
2Schooner 2.2 64-bit32770 0013107560000
3Schooner 2.0.34 64-bit 4CPU32756450 1263000000
4Schooner 2.2 64-bit 4CPU3274138001263 000000
5Schooner 2.1 64-bit32030131000 8010000
6Schooner 2.0.34 64-bit3193075600801 3000
7Schooner 1.8 64-bit2519000003 4701129
8Schooner 1.7.0 64-bit2463000000470 2253
9Schooner 1.5 64-bit2357000000112225 1565
10Schooner 1.4.1 64-bit2319000000931565 
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
1Schooner 2.1 64-bit 4CPU3287 0.027.139.70.00.00.00.00.00.0
2Schooner 2.2 64-bit32770.0 0.00.043.020.40.00.00.00.0
3Schooner 2.0.34 64-bit 4CPU327527.10.0 33.60.00.00.00.00.00.0
4Schooner 2.2 64-bit 4CPU327439.70.033.6 0.00.00.00.00.00.0
5Schooner 2.1 64-bit32030.043.00.00.0 26.40.00.00.00.0
6Schooner 2.0.34 64-bit31930.020.40.00.026.4 0.10.00.00.0
7Schooner 1.8 64-bit25190.00.00.00.00.00.1 17.14.10.3
8Schooner 1.7.0 64-bit24630.00.00.00.00.00.017.1 8.60.1
9Schooner 1.5 64-bit23570.00.00.00.00.00.04.18.6 56.8
10Schooner 1.4.1 64-bit23190.00.00.00.00.00.00.30.156.8 
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 80 common opponents

Custom engine selection
NameEloSchooner
2.1
64-bit
4CPU
Schooner
2.2
64-bit
Schooner
2.0.34
64-bit
4CPU
Schooner
2.2
64-bit
4CPU
Schooner
2.1
64-bit
Schooner
2.0.34
64-bit
Schooner
1.8
64-bit
Schooner
1.7.0
64-bit
Schooner
1.5
64-bit
Schooner
1.4.1
64-bit
Stockfish 10 64-bit3491 16%
8/50
  0%
0/1
14%
9/63
    
Fire 7.1 64-bit 4CPU3426  23%
10/44
25%
37/147
      
Laser 1.7 64-bit 4CPU336342%
14/33
 30%
32/107
32%
49/151
      
Komodo 13.2.5 MCTS 64-bit3355 36%
18/50
  31%
20/64
     
Defenchess 2.2 64-bit 4CPU335235%
20.5/59
  39%
59.5/151
      
Fizbo 2 64-bit 4CPU334439%
13/33
 49%
21.5/44
40%
60/151
      
RofChade 2.202 64-bit 4CPU334440%
28/70
  41%
61/150
      
Andscacs 0.95 64-bit 4CPU333644%
14.5/33
 37%
26.5/72
41%
62/151
      
Fire 7.1 64-bit3336 43%
21.5/50
   20%
6.5/33
    
Booot 6.3.1 64-bit 4CPU332444%
14.5/33
 42%
18.5/44
41%
62/151
      
Ethereal 11.50 64-bit3322    50%
0.5/1
35%
17.5/50
    
RofChade 2.1 64-bit 4CPU330842%
14/33
 57%
16.5/29
       
RofChade 2.202 64-bit3278 44%
22/50
  40%
19.5/49
     
Laser 1.7 64-bit3274 59%
29.5/50
  42%
27/64
44%
58.5/134
    
Fritz 17 64-bit3272 49%
24.5/50
  36%
22.5/63
     
Shredder 13 64-bit3271 45%
22.5/50
  40%
25.5/64
31%
10/32
    
Booot 6.3.1 64-bit3255 49%
24.5/50
  38%
24.5/65
36%
11.5/32
    
Equinox 3.30 64-bit 4CPU325255%
18/33
  54%
53.5/100
      
Fizbo 2 64-bit3249 57%
28.5/50
  41%
26/64
53%
17/32
    
Chiron 4 64-bit 4CPU324454%
18.5/34
 48%
20.5/43
53%
53/100
      
NameEloSchooner
2.1
64-bit
4CPU
Schooner
2.2
64-bit
Schooner
2.0.34
64-bit
4CPU
Schooner
2.2
64-bit
4CPU
Schooner
2.1
64-bit
Schooner
2.0.34
64-bit
Schooner
1.8
64-bit
Schooner
1.7.0
64-bit
Schooner
1.5
64-bit
Schooner
1.4.1
64-bit
Critter 1.6a 64-bit 4CPU323365%
21.5/33
  56%
56.5/100
      
Andscacs 0.95 64-bit3229 59%
29.5/50
  38%
24.5/64
     
Hannibal 1.7 64-bit 4CPU322461%
20/33
 57%
25/44
59%
59/100
      
NirvanaChess 2.4 64-bit 4CPU322256%
18.5/33
  58%
58.5/100
      
RofChade 2.1 64-bit3216    45%
29/64
52%
26/50
    
Rybka 4.1 64-bit 4CPU320664%
21/33
 64%
28/44
61%
61/100
      
RubiChess 1.6 64-bit3188 60%
30/50
  56%
18/32
     
Arasan 22.0 64-bit3181 66%
33/50
  60%
30/50
     
Chiron 4 64-bit3164 68%
34/50
  58%
37/64
55%
17.5/32
    
Critter 1.6a 64-bit3157 62%
31/50
  47%
30/64
45%
14.5/32
    
Vajolet2 2.7 64-bit3129    50%
0.5/1
71%
22/31
    
Nemorino 5.00 64-bit3117    50%
0.5/1
56%
18/32
    
iCE 3.0 64-bit3081    100%
1/1
69%
22/32
    
Zurichess Neuchatel 64-bit2901     67%
4/6
0%
0/1
   
Cyrano 0.6b17 64-bit2640      50%
0.5/1
100%
1/1
  
Fridolin 2.00 64-bit2538      55%
15.5/28
0%
0/1
  
Little Goliath Evolution 3.122504      58%
36.5/63
100%
1/1
  
CyberPagno 3.0 64-bit2492      51%
32.5/64
100%
1/1
24%
10/42
 
Bruja 1.9.1 64-bit2489      53%
34/64
48%
15.5/32
  
Tao 5.62487      55%
31.5/57
42%
13.5/32
  
NameEloSchooner
2.1
64-bit
4CPU
Schooner
2.2
64-bit
Schooner
2.0.34
64-bit
4CPU
Schooner
2.2
64-bit
4CPU
Schooner
2.1
64-bit
Schooner
2.0.34
64-bit
Schooner
1.8
64-bit
Schooner
1.7.0
64-bit
Schooner
1.5
64-bit
Schooner
1.4.1
64-bit
BBChess 1.3b 64-bit2478      53%
34/64
54%
13.5/25
  
Mephisto Gideon Professional2474      47%
16/34
50%
16/32
  
Cerebro 3.03d2471      50%
16.5/33
55%
11/20
  
Kiwi 0.6d 64-bit2469      48%
14.5/30
34%
11/32
  
Ares 1.005.2 64-bit2440      50%
0.5/1
66%
21/32
  
SpiderChess 0706032439      100%
1/1
52%
16.5/32
  
Gromit 3.8.22431      50%
0.5/1
42%
12.5/30
  
Delphil 3.2 64-bit2430      0%
0/1
56%
18.5/33
  
Hussar 0.42421      0%
0/1
61%
19.5/32
  
Nemeton 1.512420       44%
14/32
45%
14.5/32
 
Dragon 4.62418      100%
1/1
59%
19/32
  
Ifrit m1.8 64-bit2405       56%
18/32
42%
13.5/32
 
TJchess 1.3 64-bit2399       61%
19.5/32
38%
12/32
 
Comet B502388        34%
10.5/31
45%
13.5/30
Diablo 0.5.12385        55%
17.5/32
41%
13/32
Amy 0.87b2384        58%
18.5/32
35%
10.5/30
Gosu 0.162382        48%
15.5/32
38%
16/42
Myrddin 0.87 64-bit2380      0%
0/1
 34%
11/32
30%
9.5/32
Cmcchess 2.6 64-bit2377        47%
14/30
39%
10.5/27
Der Bringer 1.92373        45%
14/31
53%
16.5/31
NameEloSchooner
2.1
64-bit
4CPU
Schooner
2.2
64-bit
Schooner
2.0.34
64-bit
4CPU
Schooner
2.2
64-bit
4CPU
Schooner
2.1
64-bit
Schooner
2.0.34
64-bit
Schooner
1.8
64-bit
Schooner
1.7.0
64-bit
Schooner
1.5
64-bit
Schooner
1.4.1
64-bit
Patzer 3.802373        52%
16/31
24%
7/29
Giraffe 20161023 64-bit2370       95%
9.5/10
38%
10/26
 
Terra 3.42369        47%
15/32
48%
15.5/32
The Crazy Bishop 00522364        55%
17.5/32
55%
17/31
Homer 2.012357        53%
17/32
42%
13.5/32
Amateur 2.822351        56%
18/32
52%
16.5/32
Alex 2.14a 64-bit2347        42%
13.5/32
54%
22/41
Tigran 2.4n 64-bit2344        58%
18/31
59%
22.5/38
CyberPagno 2.3 64-bit2343        66%
21/32
48%
14.5/30
Plisk 0.2.7d 64-bit2342        48%
15.5/32
65%
17.5/27
Horizon 4.42341        55%
17.5/32
52%
16.5/32
TJchess 1.1 64-bit2337        42%
13.5/32
39%
16/41
Queen 4.032335        50%
16/32
56%
18/32
Arion 1.72332        57%
16/28
52%
22/42
Sorgenkind 0.42330      0%
0/1
  60%
6/10
Sage 3.532324        52%
16.5/32
56%
23.5/42
Gibbon 2.69a 64-bit2323        56%
18/32
33%
10.5/32
Chezzz 1.0.32321        47%
15/32
38%
16/42
Mediocre 0.5 64-bit2320      100%
1/1
 59%
19/32
48%
13.5/28
Aice 0.99.22315       50%
0.5/1
 52%
22/42
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, 2020