CCRL Blitz
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 2'387'265 games
played by 2'826 programs

White wins: 919'531 (38.5%)
Black wins: 739'461 (31.0%)
Draws: 728'273 (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 October 17, 2020 with Bayeselo based on 2'387'265 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 RTX20803644+17−1765.6%−104.357.9%1089 
98.6%
 Lc0 0.23.1 w42850 RTX20803620+13−1362.1%−74.067.8%1789
99.0%
 Lc0 0.22.0 w49921 RTX20803597+15−1563.8%−82.265.5%1292
100.0%
 LC0 0.24.1 w591226 GTX10503521+17−1753.5%−21.861.9%946
99.1%
 Lc0 0.21.1 JH.T6.532 GTX10503492+16−1657.1%−46.353.2%1200
93.7%
 Lc0 0.21.1 w41800 GTX10503474+17−1755.7%−37.451.2%1000
97.6%
 Lc0 0.20.2 w32930 GTX10503452+14−1459.2%−60.848.4%1600
96.4%
 Lc0 0.20.1 w36089 GTX980Ti3425+25−2461.9%−73.755.7%490
100.0%
 Lc0 0.20.1 w36089 OpenCL GTX980Ti3318+26−2645.2%+30.254.4%439
100.0%
 Lc0 0.24.0 w591226 64-bit2990+20−2060.8%−73.935.7%896
100.0%
 Lc0 0.20.1 w36089 64-bit2797+19−1955.1%−41.524.6%982
100.0%
 Leela Chess 0.10 w483 64-bit2606+22−2248.6%+11.024.3%725
100.0%
 Leela Chess 0.10 w323 64-bit2537+23−2257.2%−56.120.8%754
100.0%
 Leela Chess 0.10 w272 64-bit2307+33−3256.1%−46.819.7%350
94.4%
 Leela Chess 0.9 w272 64-bit2270+33−3351.3%−9.617.9%352
96.2%
 Leela Chess 0.7 w187 64-bit2234+22−2263.3%−104.318.9%814
100.0%
 Leela Chess 0.5 w123 64-bit1961+32−3246.9%+24.417.7%373
 

Results matrix

Custom engine selection
#NameElo1234567891011121314151617
1Lc0 0.25.1 t40-1541 RTX20803644                 
2Lc0 0.23.1 w42850 RTX20803620                 
3Lc0 0.22.0 w49921 RTX20803597                 
4LC0 0.24.1 w591226 GTX10503521                 
5Lc0 0.21.1 JH.T6.532 GTX10503492                 
6Lc0 0.21.1 w41800 GTX10503474                 
7Lc0 0.20.2 w32930 GTX10503452                 
8Lc0 0.20.1 w36089 GTX980Ti3425                 
9Lc0 0.20.1 w36089 OpenCL GTX980Ti3318                 
10Lc0 0.24.0 w591226 64-bit2990                 
11Lc0 0.20.1 w36089 64-bit2797                 
12Leela Chess 0.10 w483 64-bit2606                 
13Leela Chess 0.10 w323 64-bit2537                 
14Leela Chess 0.10 w272 64-bit2307                 
15Leela Chess 0.9 w272 64-bit2270                 
16Leela Chess 0.7 w187 64-bit2234                 
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 RTX20803644 98.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.23.1 w42850 RTX208036201.4 99.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Lc0 0.22.0 w49921 RTX208035970.01.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4LC0 0.24.1 w591226 GTX105035210.00.00.0 99.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Lc0 0.21.1 JH.T6.532 GTX105034920.00.00.00.9 93.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Lc0 0.21.1 w41800 GTX105034740.00.00.00.06.3 97.699.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
7Lc0 0.20.2 w32930 GTX105034520.00.00.00.00.02.4 96.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
8Lc0 0.20.1 w36089 GTX980Ti34250.00.00.00.00.00.13.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33180.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
10Lc0 0.24.0 w591226 64-bit29900.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0
11Lc0 0.20.1 w36089 64-bit27970.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
12Leela Chess 0.10 w483 64-bit26060.00.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
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-bit23070.00.00.00.00.00.00.00.00.00.00.00.00.0 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-bit22340.00.00.00.00.00.00.00.00.00.00.00.00.00.03.8 100.0
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 RTX20803644 14298249713413413410000000000
2Lc0 0.23.1 w42850 RTX208036201429 13739732372372370000000000
3Lc0 0.22.0 w49921 RTX208035978241373 7537797797790000000000
4LC0 0.24.1 w591226 GTX10503521971973753 4604604600000000000
5Lc0 0.21.1 JH.T6.532 GTX10503492341237779460 2000220062059100000000
6Lc0 0.21.1 w41800 GTX105034743412377794602000 200062059100000000
7Lc0 0.20.2 w32930 GTX1050345234123777946022002000 62059100000000
8Lc0 0.20.1 w36089 GTX980Ti34250000620620620 87900000000
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33180000591591591879 00000000
10Lc0 0.24.0 w591226 64-bit2990000000000 638000000
11Lc0 0.20.1 w36089 64-bit2797000000000638 25300000
12Leela Chess 0.10 w483 64-bit26060000000000253 00000
13Leela Chess 0.10 w323 64-bit2537000000000000 0000
14Leela Chess 0.10 w272 64-bit23070000000000000 7021850
15Leela Chess 0.9 w272 64-bit22700000000000000702 1850
16Leela Chess 0.7 w187 64-bit22340000000000000185185 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 RTX20803644 49.734.647.714.916.312.70.00.00.00.00.00.00.00.00.00.0
2Lc0 0.23.1 w42850 RTX2080362049.7 44.635.67.98.57.00.00.00.00.00.00.00.00.00.00.0
3Lc0 0.22.0 w49921 RTX2080359734.644.6 33.631.334.026.90.00.00.00.00.00.00.00.00.00.0
4LC0 0.24.1 w591226 GTX1050352147.735.633.6 21.423.618.10.00.00.00.00.00.00.00.00.00.0
5Lc0 0.21.1 JH.T6.532 GTX1050349214.97.931.321.4 90.978.636.736.10.00.00.00.00.00.00.00.0
6Lc0 0.21.1 w41800 GTX1050347416.38.534.023.690.9 76.941.641.10.00.00.00.00.00.00.00.0
7Lc0 0.20.2 w32930 GTX1050345212.77.026.918.178.676.9 29.729.00.00.00.00.00.00.00.00.0
8Lc0 0.20.1 w36089 GTX980Ti34250.00.00.00.036.741.629.7 94.60.00.00.00.00.00.00.00.0
9Lc0 0.20.1 w36089 OpenCL GTX980Ti33180.00.00.00.036.141.129.094.6 0.00.00.00.00.00.00.00.0
10Lc0 0.24.0 w591226 64-bit29900.00.00.00.00.00.00.00.00.0 34.00.00.00.00.00.00.0
11Lc0 0.20.1 w36089 64-bit27970.00.00.00.00.00.00.00.00.034.0 14.80.00.00.00.00.0
12Leela Chess 0.10 w483 64-bit26060.00.00.00.00.00.00.00.00.00.014.8 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-bit23070.00.00.00.00.00.00.00.00.00.00.00.00.0 100.015.90.0
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-bit22340.00.00.00.00.00.00.00.00.00.00.00.00.015.915.9 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 RTX2080363353%
25.5/48
48%
91.5/192
               
Leelenstein 11.1 RTX2080362752%
24.5/47
49%
67/138
48%
28/58
              
Fat Fritz w266 RTX20803608 52%
71/136
52%
42/81
              
Stockfish 2019-10-09 64-bit 4CPU360254%
25.5/47
53%
72.5/137
52%
30/58
41%
54/132
             
Stockfish 11 64-bit 4CPU360155%
26/47
56%
51/91
               
Stoofvlees II a14 RTX2080356367%
32/48
63%
64/101
               
Allie 0.5 nn49921 RTX2080356168%
32.5/48
64%
85.5/134
55%
33/60
              
Stoofvlees II a13 RTX20803555 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 4CPU3531 66%
48.5/74
 49%
64.5/132
             
Houdini 6 64-bit 4CPU351874%
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-bit3444    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 4CPU343079%
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-bit3400       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 4CPU338285%
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-bit3334    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-bit3274       77%
42.5/55
55%
27.5/50
        
Fizbo 2 64-bit3247       70%
38.5/55
65%
32/49
        
Gaviota 1.0 64-bit2871         61%
19.5/32
45%
14.5/32
      
DisasterArea 1.65 64-bit2868         62%
20/32
47%
15/32
      
MinkoChess 1.3 64-bit2868         72%
23/32
41%
13/32
      
Nemo 1.0.1 64-bit2857         61%
19.5/32
61%
19.5/32
      
Zappa Mexico II 64-bit2845         53%
17/32
45%
14.5/32
      
Onno 1.2.70 64-bit2841         66%
21/32
42%
13/31
      
Tornado 8.0 64-bit2828         69%
22/32
39%
12.5/32
      
Monolith 1.0 64-bit2818         67%
21.5/32
52%
16/31
      
Rhetoric 1.4.3 64-bit2805         64%
20.5/32
45%
14.5/32
      
Octochess r5190 64-bit2779         70%
22.5/32
41%
13/32
      
Colossus 2008b2641          73%
22.5/31
56%
18/32
     
Cyrano 0.6b17 64-bit2640          67%
21.5/32
48%
15.5/32
     
Sjakk 2.2 64-bit2637          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-bit2628          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 0.082233             61%
19.5/32
47%
15/32
35%
10.5/30
 
GopherCheck 0.2.3 64-bit2230             53%
17/32
38%
12/32
  
AliChess 4.252227             47%
15/32
55%
17.5/32
57%
17/30
 
CT800 1.20 64-bit2216             70%
22.5/32
75%
24/32
  
FireFly 2.7.0 64-bit2207             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-bit1987               85%
25.5/30
47%
14.5/31
Snowy 0.2 64-bit1977               78%
19.5/25
41%
12/29
Hedgehog 1.8041968               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 October 17, 2020