CCRL Blitz
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 2'370'030 games
played by 2'800 programs

White wins: 913'140 (38.5%)
Black wins: 734'658 (31.0%)
Draws: 722'232 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 17 engines!
17 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 September 19, 2020 with Bayeselo based on 2'370'030 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+
1Lc0 0.25.1 t40-1541 RTX20803642+18−1868.7%−123.854.1%934 
98.2%
 Lc0 0.23.1 w42850 RTX20803618+13−1262.1%−74.367.8%1789
98.4%
 Lc0 0.22.0 w49921 RTX20803596+15−1563.8%−81.865.5%1292
100.0%
 LC0 0.24.1 w591226 GTX10503521+17−1753.5%−22.261.9%946
99.7%
 Lc0 0.21.1 JH.T6.532 GTX10503486+17−1659.2%−58.452.4%1100
84.1%
 Lc0 0.21.1 w41800 GTX10503474+17−1755.7%−37.251.2%1000
97.5%
 Lc0 0.20.2 w32930 GTX10503452+14−1459.2%−60.448.4%1600
96.1%
 Lc0 0.20.1 w36089 GTX980Ti3426+25−2461.9%−73.855.7%490
100.0%
 Lc0 0.20.1 w36089 OpenCL GTX980Ti3319+26−2645.2%+30.054.4%439
100.0%
 Lc0 0.24.0 w591226 64-bit2991+20−2060.8%−74.035.7%896
100.0%
 Lc0 0.20.1 w36089 64-bit2798+20−1955.1%−41.624.6%982
100.0%
 Leela Chess 0.10 w483 64-bit2607+22−2248.6%+10.824.3%725
100.0%
 Leela Chess 0.10 w323 64-bit2537+23−2257.2%−55.420.8%754
100.0%
 Leela Chess 0.10 w272 64-bit2308+33−3256.1%−47.319.7%350
94.4%
 Leela Chess 0.9 w272 64-bit2270+33−3351.3%−9.217.9%352
96.2%
 Leela Chess 0.7 w187 64-bit2235+22−2263.3%−104.718.9%814
100.0%
 Leela Chess 0.5 w123 64-bit1961+32−3246.9%+24.717.7%373
 

Results matrix

Custom engine selection
#NameElo1234567891011121314151617
1Lc0 0.25.1 t40-1541 RTX20803642                 
2Lc0 0.23.1 w42850 RTX20803618                 
3Lc0 0.22.0 w49921 RTX20803596                 
4LC0 0.24.1 w591226 GTX10503521                 
5Lc0 0.21.1 JH.T6.532 GTX10503486                 
6Lc0 0.21.1 w41800 GTX10503474                 
7Lc0 0.20.2 w32930 GTX10503452                 
8Lc0 0.20.1 w36089 GTX980Ti3426                 
9Lc0 0.20.1 w36089 OpenCL GTX980Ti3319                 
10Lc0 0.24.0 w591226 64-bit2991                 
11Lc0 0.20.1 w36089 64-bit2798                 
12Leela Chess 0.10 w483 64-bit2607                 
13Leela Chess 0.10 w323 64-bit2537                 
14Leela Chess 0.10 w272 64-bit2308                 
15Leela Chess 0.9 w272 64-bit2270                 
16Leela Chess 0.7 w187 64-bit2235                 
17Leela Chess 0.5 w123 64-bit1961                 
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
#NameElo1234567891011121314151617
1Lc0 0.25.1 t40-1541 RTX20803642 98.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.23.1 w42850 RTX208036181.8 98.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Lc0 0.22.0 w49921 RTX208035960.01.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4LC0 0.24.1 w591226 GTX105035210.00.00.0 99.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Lc0 0.21.1 JH.T6.532 GTX105034860.00.00.00.3 84.199.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Lc0 0.21.1 w41800 GTX105034740.00.00.00.015.9 97.599.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
7Lc0 0.20.2 w32930 GTX105034520.00.00.00.00.12.5 96.1100.0100.0100.0100.0100.0100.0100.0100.0100.0
8Lc0 0.20.1 w36089 GTX980Ti34260.00.00.00.00.00.13.9 100.0100.0100.0100.0100.0100.0100.0100.0100.0
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33190.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
10Lc0 0.24.0 w591226 64-bit29910.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0
11Lc0 0.20.1 w36089 64-bit27980.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
12Leela Chess 0.10 w483 64-bit26070.00.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
13Leela Chess 0.10 w323 64-bit25370.00.00.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0
14Leela Chess 0.10 w272 64-bit23080.00.00.00.00.00.00.00.00.00.00.00.00.0 94.4100.0100.0
15Leela Chess 0.9 w272 64-bit22700.00.00.00.00.00.00.00.00.00.00.00.00.05.6 96.2100.0
16Leela Chess 0.7 w187 64-bit22350.00.00.00.00.00.00.00.00.00.00.00.00.00.03.8 100.0
17Leela Chess 0.5 w123 64-bit19610.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314151617
1Lc0 0.25.1 t40-1541 RTX20803642 14298249713413413410000000000
2Lc0 0.23.1 w42850 RTX208036181429 13739732372372370000000000
3Lc0 0.22.0 w49921 RTX208035968241373 7537797797790000000000
4LC0 0.24.1 w591226 GTX10503521971973753 4604604600000000000
5Lc0 0.21.1 JH.T6.532 GTX10503486341237779460 2000220062059100000000
6Lc0 0.21.1 w41800 GTX105034743412377794602000 200062059100000000
7Lc0 0.20.2 w32930 GTX1050345234123777946022002000 62059100000000
8Lc0 0.20.1 w36089 GTX980Ti34260000620620620 87900000000
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33190000591591591879 00000000
10Lc0 0.24.0 w591226 64-bit2991000000000 638000000
11Lc0 0.20.1 w36089 64-bit2798000000000638 25300000
12Leela Chess 0.10 w483 64-bit26070000000000253 00000
13Leela Chess 0.10 w323 64-bit2537000000000000 0000
14Leela Chess 0.10 w272 64-bit23080000000000000 7021850
15Leela Chess 0.9 w272 64-bit22700000000000000702 1850
16Leela Chess 0.7 w187 64-bit22350000000000000185185 352
17Leela Chess 0.5 w123 64-bit1961000000000000000352 
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
#NameElo1234567891011121314151617
1Lc0 0.25.1 t40-1541 RTX20803642 52.537.051.616.817.613.50.00.00.00.00.00.00.00.00.00.0
2Lc0 0.23.1 w42850 RTX2080361852.5 44.635.68.28.57.00.00.00.00.00.00.00.00.00.00.0
3Lc0 0.22.0 w49921 RTX2080359637.044.6 33.632.634.026.90.00.00.00.00.00.00.00.00.00.0
4LC0 0.24.1 w591226 GTX1050352151.635.633.6 22.523.618.10.00.00.00.00.00.00.00.00.00.0
5Lc0 0.21.1 JH.T6.532 GTX1050348616.88.232.622.5 95.281.539.038.40.00.00.00.00.00.00.00.0
6Lc0 0.21.1 w41800 GTX1050347417.68.534.023.695.2 76.941.641.10.00.00.00.00.00.00.00.0
7Lc0 0.20.2 w32930 GTX1050345213.57.026.918.181.576.9 29.729.00.00.00.00.00.00.00.00.0
8Lc0 0.20.1 w36089 GTX980Ti34260.00.00.00.039.041.629.7 94.60.00.00.00.00.00.00.00.0
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33190.00.00.00.038.441.129.094.6 0.00.00.00.00.00.00.00.0
10Lc0 0.24.0 w591226 64-bit29910.00.00.00.00.00.00.00.00.0 34.00.00.00.00.00.00.0
11Lc0 0.20.1 w36089 64-bit27980.00.00.00.00.00.00.00.00.034.0 14.80.00.00.00.00.0
12Leela Chess 0.10 w483 64-bit26070.00.00.00.00.00.00.00.00.00.014.8 0.00.00.00.00.0
13Leela Chess 0.10 w323 64-bit25370.00.00.00.00.00.00.00.00.00.00.00.0 0.00.00.00.0
14Leela Chess 0.10 w272 64-bit23080.00.00.00.00.00.00.00.00.00.00.00.00.0 100.015.90.0
15Leela Chess 0.9 w272 64-bit22700.00.00.00.00.00.00.00.00.00.00.00.00.0100.0 15.90.0
16Leela Chess 0.7 w187 64-bit22350.00.00.00.00.00.00.00.00.00.00.00.00.015.915.9 29.7
17Leela Chess 0.5 w123 64-bit19610.00.00.00.00.00.00.00.00.00.00.00.00.00.00.029.7 
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 58 common opponents

Custom engine selection
NameEloLc0
0.25.1
t40-1541
RTX2080
Lc0
0.23.1
w42850
RTX2080
Lc0
0.22.0
w49921
RTX2080
LC0
0.24.1
w591226
GTX1050
Lc0
0.21.1
JH.T6.532
GTX1050
Lc0
0.21.1
w41800
GTX1050
Lc0
0.20.2
w32930
GTX1050
Lc0
0.20.1
w36089
GTX980Ti
Lc0
0.20.1
w36089
OpenCL
GTX980Ti
Lc0
0.24.0
w591226
64-bit
Lc0
0.20.1
w36089
64-bit
Leela
Chess
0.10
w483
64-bit
Leela
Chess
0.10
w323
64-bit
Leela
Chess
0.10
w272
64-bit
Leela
Chess
0.9
w272
64-bit
Leela
Chess
0.7
w187
64-bit
Leela
Chess
0.5
w123
64-bit
Fat Fritz w471 RTX2080362853%
25.5/48
48%
91.5/192
               
Leelenstein 11.1 RTX2080362452%
24.5/47
49%
67/138
48%
28/58
              
Fat Fritz w266 RTX20803606 52%
71/136
52%
42/81
              
Stockfish 2019-10-09 64-bit 4CPU360154%
25.5/47
53%
72.5/137
52%
30/58
41%
54/132
             
Stockfish 11 64-bit 4CPU359955%
26/47
56%
51/91
               
Stoofvlees II a14 RTX2080355867%
32/48
63%
64/101
               
Allie 0.5 nn49921 RTX2080355668%
32.5/48
64%
85.5/134
55%
33/60
              
Stoofvlees II a13 RTX20803553 64%
88/137
54%
49/90
              
Stockfish 10 64-bit 4CPU3548  59%
94.5/160
 40%
39.5/100
40%
40/100
32%
32.5/100
          
Komodo 13.3 64-bit 4CPU3529 66%
48.5/74
 49%
64.5/132
             
Houdini 6 64-bit 4CPU351774%
35/47
70%
96.5/137
63%
99.5/159
49%
64/130
48%
47.5/100
44%
44/100
46%
46/100
          
Stockfish 10 64-bit3491    52%
51.5/100
47%
47/100
48%
48.5/100
37%
20.5/55
24%
12/49
        
Komodo 12.3 64-bit 4CPU3488    53%
53/100
51%
51/100
46%
45.5/100
          
Houdini 6 64-bit3445    60%
59.5/100
54%
54/100
55%
55/100
53%
29/55
39%
19/49
        
Ethereal 12.00 64-bit 4CPU344380%
80.5/100
  63%
82.5/130
             
Xiphos 0.6 64-bit 4CPU342979%
78/99
77%
78/101
 65%
84/130
             
Fire 7.1 64-bit 4CPU342784%
84.5/100
 76%
121/160
61%
79.5/130
58%
58/100
64%
63.5/100
54%
54.5/100
          
Komodo 11.3.1 64-bit3419    63%
63/100
56%
56.5/100
62%
62/100
          
Komodo 13.01 64-bit3401       55%
30.5/55
42%
22/52
        
Ethereal 11.25 64-bit 4CPU3392    64%
64.5/100
59%
59/100
54%
54/100
          
NameEloLc0
0.25.1
t40-1541
RTX2080
Lc0
0.23.1
w42850
RTX2080
Lc0
0.22.0
w49921
RTX2080
LC0
0.24.1
w591226
GTX1050
Lc0
0.21.1
JH.T6.532
GTX1050
Lc0
0.21.1
w41800
GTX1050
Lc0
0.20.2
w32930
GTX1050
Lc0
0.20.1
w36089
GTX980Ti
Lc0
0.20.1
w36089
OpenCL
GTX980Ti
Lc0
0.24.0
w591226
64-bit
Lc0
0.20.1
w36089
64-bit
Leela
Chess
0.10
w483
64-bit
Leela
Chess
0.10
w323
64-bit
Leela
Chess
0.10
w272
64-bit
Leela
Chess
0.9
w272
64-bit
Leela
Chess
0.7
w187
64-bit
Leela
Chess
0.5
w123
64-bit
Fritz 17 64-bit 4CPU338385%
84.5/99
80%
109.5/137
76%
26.5/35
              
Andscacs 0.95 64-bit 4CPU3336    70%
70/100
 72%
71.5/100
          
Fire 7.1 64-bit3336    73%
73/100
68%
68.5/100
62%
62/100
66%
36.5/55
42%
20.5/49
        
Stoofvlees II a10 GTX980Ti3317       59%
32.5/55
44%
40/91
        
Xiphos 0.5 64-bit3305    72%
71.5/100
74%
73.5/100
66%
65.5/100
71%
39/55
51%
25.5/50
        
Laser 1.7 64-bit3276       77%
42.5/55
55%
27.5/50
        
Fizbo 2 64-bit3248       70%
38.5/55
65%
32/49
        
Gaviota 1.0 64-bit2872         61%
19.5/32
45%
14.5/32
      
MinkoChess 1.3 64-bit2869         72%
23/32
41%
13/32
      
DisasterArea 1.65 64-bit2868         62%
20/32
47%
15/32
      
Nemo 1.0.1 64-bit2857         61%
19.5/32
61%
19.5/32
      
Zappa Mexico II 64-bit2846         53%
17/32
45%
14.5/32
      
Onno 1.2.70 64-bit2842         66%
21/32
42%
13/31
      
Tornado 8.0 64-bit2827         69%
22/32
39%
12.5/32
      
Monolith 1.0 64-bit2819         67%
21.5/32
52%
16/31
      
Rhetoric 1.4.3 64-bit2807         64%
20.5/32
45%
14.5/32
      
Octochess r5190 64-bit2780         70%
22.5/32
41%
13/32
      
Colossus 2008b2641          73%
22.5/31
56%
18/32
     
Cyrano 0.6b17 64-bit2641          67%
21.5/32
48%
15.5/32
     
Sjakk 2.2 64-bit2639          67%
21.5/32
52%
15.5/30
     
NameEloLc0
0.25.1
t40-1541
RTX2080
Lc0
0.23.1
w42850
RTX2080
Lc0
0.22.0
w49921
RTX2080
LC0
0.24.1
w591226
GTX1050
Lc0
0.21.1
JH.T6.532
GTX1050
Lc0
0.21.1
w41800
GTX1050
Lc0
0.20.2
w32930
GTX1050
Lc0
0.20.1
w36089
GTX980Ti
Lc0
0.20.1
w36089
OpenCL
GTX980Ti
Lc0
0.24.0
w591226
64-bit
Lc0
0.20.1
w36089
64-bit
Leela
Chess
0.10
w483
64-bit
Leela
Chess
0.10
w323
64-bit
Leela
Chess
0.10
w272
64-bit
Leela
Chess
0.9
w272
64-bit
Leela
Chess
0.7
w187
64-bit
Leela
Chess
0.5
w123
64-bit
WyldChess 1.51 64-bit2629          61%
19.5/32
47%
15/32
     
Galjoen 0.38 64-bit2319             39%
12.5/32
44%
14/32
  
Absolute Zero 2.4.7.2 64-bit2317             70%
22.5/32
70%
22.5/32
  
Aice 0.99.22316             56%
17.5/31
48%
15.5/32
  
Sungorus 1.4 64-bit2311             52%
16.5/32
52%
16.5/32
  
Napoleon 1.8 64-bit2253             42%
13/31
38%
12/32
  
Robocide 20170718 64-bit2235             59%
19/32
50%
16/32
45%
13/29
 
Anechka 0.082234             61%
19.5/32
47%
15/32
35%
10.5/30
 
GopherCheck 0.2.3 64-bit2231             53%
17/32
38%
12/32
  
AliChess 4.252228             47%
15/32
55%
17.5/32
57%
17/30
 
CT800 1.20 64-bit2217             70%
22.5/32
75%
24/32
  
FireFly 2.7.0 64-bit2208             67%
21.5/32
48%
15.5/32
  
Vice 1.0 64-bit2043               71%
20.5/29
33%
10.5/32
Jabba 1.0 64-bit2035               75%
22.5/30
39%
12.5/32
Embla 1.0.1 64-bit1988               85%
25.5/30
47%
14.5/31
Snowy 0.2 64-bit1978               78%
19.5/25
41%
12/29
Hedgehog 1.8041969               84%
24.5/29
60%
18.5/31
Etude 0.1.21951               72%
16.5/23
47%
14.5/31
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 September 19, 2020