CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 11 engines!
11 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 May 9, 2021 with Bayeselo based on 2'520'531 games
Please refer to the "about" page for comments on engine inclusion

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+
1FabChess 1.15 64-bit 4CPU3088+21−2155.9%−37.141.1%700 
100.0%
 FabChess 1.16 64-bit3033+15−1547.9%+14.643.1%1338
88.7%
 FabChess 1.14 64-bit 4CPU3018+17−1752.2%−13.145.4%1086
99.9%
 FabChess 1.15 64-bit2982+16−1647.7%+15.237.9%1288
96.9%
 FabChess 1.13 64-bit 4CPU2958+19−1855.6%−36.541.3%941
99.8%
 FabChess 1.14 64-bit2921+18−1851.3%−8.937.8%1021
100.0%
 FabChess 1.13 64-bit2865+20−2050.6%−6.434.8%813
100.0%
 FabChess 1.12 64-bit2789+19−1948.5%+8.334.4%948
100.0%
 FabChess 1.9 64-bit2533+32−3254.9%−35.025.2%345
89.0%
 FabChess 1.9.1 64-bit2509+21−2152.0%−15.620.3%862
100.0%
 FabChess 1.8 64-bit2407+19−1949.8%+1.422.0%1021
 

Results matrix

Custom engine selection
#NameElo1234567891011
1FabChess 1.15 64-bit 4CPU3088           
2FabChess 1.16 64-bit3033           
3FabChess 1.14 64-bit 4CPU3018           
4FabChess 1.15 64-bit2982           
5FabChess 1.13 64-bit 4CPU2958           
6FabChess 1.14 64-bit2921           
7FabChess 1.13 64-bit2865           
8FabChess 1.12 64-bit2789           
9FabChess 1.9 64-bit2533           
10FabChess 1.9.1 64-bit2509           
11FabChess 1.8 64-bit2407           
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
#NameElo1234567891011
1FabChess 1.15 64-bit 4CPU3088 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2FabChess 1.16 64-bit30330.0 88.7100.0100.0100.0100.0100.0100.0100.0100.0
3FabChess 1.14 64-bit 4CPU30180.011.3 99.9100.0100.0100.0100.0100.0100.0100.0
4FabChess 1.15 64-bit29820.00.00.1 96.9100.0100.0100.0100.0100.0100.0
5FabChess 1.13 64-bit 4CPU29580.00.00.03.1 99.8100.0100.0100.0100.0100.0
6FabChess 1.14 64-bit29210.00.00.00.00.2 100.0100.0100.0100.0100.0
7FabChess 1.13 64-bit28650.00.00.00.00.00.0 100.0100.0100.0100.0
8FabChess 1.12 64-bit27890.00.00.00.00.00.00.0 100.0100.0100.0
9FabChess 1.9 64-bit25330.00.00.00.00.00.00.00.0 89.0100.0
10FabChess 1.9.1 64-bit25090.00.00.00.00.00.00.00.011.0 100.0
11FabChess 1.8 64-bit24070.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1FabChess 1.15 64-bit 4CPU3088 275714910000000
2FabChess 1.16 64-bit3033275 3831111012700000
3FabChess 1.14 64-bit 4CPU3018714383 191186000000
4FabChess 1.15 64-bit2982911111191 96894064000
5FabChess 1.13 64-bit 4CPU29580018696 288288285000
6FabChess 1.14 64-bit292101270894288 704128000
7FabChess 1.13 64-bit28650000288704 637000
8FabChess 1.12 64-bit278900064285128637 000
9FabChess 1.9 64-bit253300000000 00
10FabChess 1.9.1 64-bit2509000000000 511
11FabChess 1.8 64-bit2407000000000511 
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
#NameElo1234567891011
1FabChess 1.15 64-bit 4CPU3088 13.540.04.60.00.00.00.00.00.00.0
2FabChess 1.16 64-bit303313.5 15.842.30.05.40.00.00.00.00.0
3FabChess 1.14 64-bit 4CPU301840.015.8 8.09.20.00.00.00.00.00.0
4FabChess 1.15 64-bit29824.642.38.0 4.338.70.02.90.00.00.0
5FabChess 1.13 64-bit 4CPU29580.00.09.24.3 14.716.415.10.00.00.0
6FabChess 1.14 64-bit29210.05.40.038.714.7 38.46.50.00.00.0
7FabChess 1.13 64-bit28650.00.00.00.016.438.4 36.20.00.00.0
8FabChess 1.12 64-bit27890.00.00.02.915.16.536.2 0.00.00.0
9FabChess 1.9 64-bit25330.00.00.00.00.00.00.00.0 0.00.0
10FabChess 1.9.1 64-bit25090.00.00.00.00.00.00.00.00.0 27.1
11FabChess 1.8 64-bit24070.00.00.00.00.00.00.00.00.027.1 
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 64 common opponents

Custom engine selection
NameEloFabChess
1.15
64-bit
4CPU
FabChess
1.16
64-bit
FabChess
1.14
64-bit
4CPU
FabChess
1.15
64-bit
FabChess
1.13
64-bit
4CPU
FabChess
1.14
64-bit
FabChess
1.13
64-bit
FabChess
1.12
64-bit
FabChess
1.9
64-bit
FabChess
1.9.1
64-bit
FabChess
1.8
64-bit
Texel 1.07 64-bit3113 36%
11.5/32
 16%
5/32
       
Hannibal 1.7 64-bit3110 33%
10.5/32
 23%
7.5/32
       
Rybka 4.1 64-bit3110 39%
12.5/32
 27%
8.5/32
       
Protector 1.9.0 64-bit3087 27%
8.5/31
 25%
8/32
       
Senpai 2.0 64-bit3085 53%
16.5/31
 33%
10.5/32
       
Pirarucu 3.3.5 64-bit3059 47%
15/32
 30%
9.5/32
       
SmarThink 1.98 64-bit304457%
33.5/59
55%
17.5/32
49%
31.5/64
50%
16/32
       
Spike 1.4 Leiden 4CPU303965%
37.5/58
 42%
28/66
        
Weiss 1.2 64-bit3039 45%
14.5/32
 42%
13.5/32
       
Bagatur 2.1 64-bit 4CPU303362%
35.5/57
 39%
12.5/32
        
Monolith 2.01 64-bit3032 45%
14/31
 37%
11.5/31
       
Naum 4.6 64-bit3030 48%
15.5/32
 34%
11/32
       
Spark 1.0 64-bit 4CPU302656%
33.5/60
 44%
28.5/65
        
Bagatur 2.0 64-bit3024 61%
19.5/32
 47%
15/32
       
Hakkapeliitta TCEC v2 64-bit302060%
35.5/59
52%
16.5/32
49%
32.5/67
        
Tucano 9.00 64-bit3020 50%
16/32
 45%
14.5/32
       
Deuterium 2019.2.37.73 64-bit301963%
38.5/61
58%
18.5/32
45%
30/66
        
Amoeba 3.2 64-bit3012 55%
17.5/32
 45%
27/60
       
Invictus r305 64-bit 4CPU3002  64%
43/67
 47%
56.5/119
      
Gogobello 2.2 64-bit2991 50%
16/32
 56%
18/32
 27%
8.5/32
     
NameEloFabChess
1.15
64-bit
4CPU
FabChess
1.16
64-bit
FabChess
1.14
64-bit
4CPU
FabChess
1.15
64-bit
FabChess
1.13
64-bit
4CPU
FabChess
1.14
64-bit
FabChess
1.13
64-bit
FabChess
1.12
64-bit
FabChess
1.9
64-bit
FabChess
1.9.1
64-bit
FabChess
1.8
64-bit
Topple 0.7.5 64-bit2987 55%
17/31
 53%
17/32
 39%
12.5/32
     
Hiarcs 142984 56%
18/32
 44%
14/32
       
Godel 7.0 64-bit2981 52%
16.5/32
58%
36.5/63
50%
16/32
       
Crafty 25.3 64-bit2964   52%
16.5/32
 53%
17/32
     
Bobcat 8.0 64-bit2960   47%
15/32
 33%
10.5/32
     
Combusken 1.0.0 64-bit2957     39%
12.5/32
38%
12/32
    
Cheng 4.39 64-bit2942   69%
22/32
 45%
14.5/32
     
Dirty CUCUMBER 64-bit2927   59%
19/32
 53%
16.5/31
     
Spark 1.0 64-bit2925   73%
23.5/32
 50%
16/32
     
Asymptote 0.8 64-bit2923   64%
20.5/32
 53%
17/32
     
Atlas 3.91 64-bit2922   55%
17.5/32
55%
41.5/76
44%
14/32
     
Invictus r305 64-bit2922   42%
13.5/32
 59%
19/32
 36%
11.5/32
   
Toga II 4.0 64-bit2921   62%
20/32
 56%
18/32
     
Spike 1.4 Leiden2919   64%
20.5/32
 48%
15.5/32
     
EXchess 7.97b 64-bit2916   72%
23/32
 59%
19/32
     
DiscoCheck 5.2.1 64-bit2913   70%
22.5/32
 50%
15.5/31
     
Quazar 0.4 64-bit2900    62%
47.5/76
52%
16.5/32
     
Gogobello 2.1 64-bit2892     47%
15/32
44%
14/32
    
Daydreamer 2.0.0-pre2 64-bit2890     48%
15.5/32
56%
18/32
    
Counter 3.4 64-bit2887     50%
16/32
53%
17/32
    
NameEloFabChess
1.15
64-bit
4CPU
FabChess
1.16
64-bit
FabChess
1.14
64-bit
4CPU
FabChess
1.15
64-bit
FabChess
1.13
64-bit
4CPU
FabChess
1.14
64-bit
FabChess
1.13
64-bit
FabChess
1.12
64-bit
FabChess
1.9
64-bit
FabChess
1.9.1
64-bit
FabChess
1.8
64-bit
Topple 0.7.2 64-bit2887      58%
18.5/32
41%
13/32
   
The Baron 3.44 64-bit2883     61%
19.5/32
34%
11/32
    
Murka 3 64-bit2882     61%
19.5/32
47%
15/32
    
Asymptote 0.7 64-bit2881     67%
21.5/32
39%
12.5/32
    
Gaviota 1.0 64-bit2871     56%
18/32
52%
16.5/32
    
MinkoChess 1.3 64-bit2869     56%
18/32
48%
15.5/32
    
DisasterArea 1.65 64-bit2868     58%
18.5/32
48%
15.5/32
    
Nemo 1.0.1 64-bit2857    62%
46.5/75
53%
17/32
45%
14.5/32
45%
14.5/32
   
Zappa Mexico II 64-bit2846      52%
16.5/32
48%
15.5/32
   
Onno 1.2.70 64-bit2841      62%
20/32
35%
11/31
   
Tornado 8.0 64-bit2828      52%
16.5/32
45%
14.5/32
   
Monolith 1.0 64-bit2818      53%
17/32
35%
11/31
   
Rhetoric 1.4.3 64-bit2807    72%
54.5/76
 50%
16/32
31%
9.5/31
   
Cheese 2.1 64-bit2805      70%
22.5/32
50%
16/32
   
RuyDos 1.1.10 64-bit2803    78%
60/77
 78%
25/32
53%
17/32
   
Octochess r5190 64-bit2780      50%
16/32
50%
16/32
   
MadChess 2.2 64-bit2438         53%
16.5/31
48%
15.5/32
Flux 2.2.12434         56%
18/32
52%
16.5/32
LambChop 10.992432         61%
19.5/32
42%
13.5/32
Abrok 5.02431         55%
17.5/32
33%
10.5/32
NameEloFabChess
1.15
64-bit
4CPU
FabChess
1.16
64-bit
FabChess
1.14
64-bit
4CPU
FabChess
1.15
64-bit
FabChess
1.13
64-bit
4CPU
FabChess
1.14
64-bit
FabChess
1.13
64-bit
FabChess
1.12
64-bit
FabChess
1.9
64-bit
FabChess
1.9.1
64-bit
FabChess
1.8
64-bit
Gaia 3.5 64-bit2423         55%
17.5/32
56%
18/32
Nejmet 3.072423         77%
24.5/32
53%
17/32
Hussar 0.42421         73%
23.5/32
47%
15/32
Dragon 4.62417         69%
22/32
61%
19.5/32
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 May 9, 2021