CCRL Blitz
Downloads and Statistics
November 28, 2020
Testing summary:
Total: 2'414'627 games
played by 2'866 programs

White wins: 929'714 (38.5%)
Black wins: 746'779 (30.9%)
Draws: 738'134 (30.6%)
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 November 28, 2020 with Bayeselo based on 2'414'627 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+
1Stash 21.0 64-bit2719+19−1954.9%−38.623.9%1022 
100.0%
 Stash 20.0.1 64-bit2532+24−2449.6%+2.924.1%615
98.4%
 Stash 19.0 64-bit2498+19−1954.8%−36.017.7%1012
100.0%
 Stash 17.0 64-bit2351+20−2058.0%−59.220.0%925
100.0%
 Stash 15.3 64-bit2230+20−2058.2%−63.115.4%982
100.0%
 Stash 14.0 64-bit2101+21−2147.7%+17.817.7%888
100.0%
 Stash 13.0.1 64-bit2031+21−2244.8%+40.014.7%848
100.0%
 Stash 12.0 64-bit1974+22−2251.5%−10.917.7%750
100.0%
 Stash 11.0.1 64-bit1754+27−2846.8%+24.311.7%520
100.0%
 Stash 9.0.1 64-bit1412+24−2448.4%+14.516.8%683
 

Results matrix

Custom engine selection
#NameElo12345678910
1Stash 21.0 64-bit2719          
2Stash 20.0.1 64-bit2532          
3Stash 19.0 64-bit2498          
4Stash 17.0 64-bit2351          
5Stash 15.3 64-bit2230          
6Stash 14.0 64-bit2101          
7Stash 13.0.1 64-bit2031          
8Stash 12.0 64-bit1974          
9Stash 11.0.1 64-bit1754          
10Stash 9.0.1 64-bit1412          
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
1Stash 21.0 64-bit2719 100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stash 20.0.1 64-bit25320.0 98.4100.0100.0100.0100.0100.0100.0100.0
3Stash 19.0 64-bit24980.01.6 100.0100.0100.0100.0100.0100.0100.0
4Stash 17.0 64-bit23510.00.00.0 100.0100.0100.0100.0100.0100.0
5Stash 15.3 64-bit22300.00.00.00.0 100.0100.0100.0100.0100.0
6Stash 14.0 64-bit21010.00.00.00.00.0 100.0100.0100.0100.0
7Stash 13.0.1 64-bit20310.00.00.00.00.00.0 100.0100.0100.0
8Stash 12.0 64-bit19740.00.00.00.00.00.00.0 100.0100.0
9Stash 11.0.1 64-bit17540.00.00.00.00.00.00.00.0 100.0
10Stash 9.0.1 64-bit14120.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Stash 21.0 64-bit2719 000000000
2Stash 20.0.1 64-bit25320 2280000000
3Stash 19.0 64-bit24980228 0000000
4Stash 17.0 64-bit2351000 25600000
5Stash 15.3 64-bit2230000256 382377000
6Stash 14.0 64-bit21010000382 569000
7Stash 13.0.1 64-bit20310000377569 49800
8Stash 12.0 64-bit1974000000498 00
9Stash 11.0.1 64-bit175400000000 0
10Stash 9.0.1 64-bit1412000000000 
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
1Stash 21.0 64-bit2719 0.00.00.00.00.00.00.00.00.0
2Stash 20.0.1 64-bit25320.0 14.00.00.00.00.00.00.00.0
3Stash 19.0 64-bit24980.014.0 0.00.00.00.00.00.00.0
4Stash 17.0 64-bit23510.00.00.0 13.40.00.00.00.00.0
5Stash 15.3 64-bit22300.00.00.013.4 20.420.60.00.00.0
6Stash 14.0 64-bit21010.00.00.00.020.4 32.80.00.00.0
7Stash 13.0.1 64-bit20310.00.00.00.020.632.8 31.20.00.0
8Stash 12.0 64-bit19740.00.00.00.00.00.031.2 0.00.0
9Stash 11.0.1 64-bit17540.00.00.00.00.00.00.00.0 0.0
10Stash 9.0.1 64-bit14120.00.00.00.00.00.00.00.00.0 
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 30 common opponents

Custom engine selection
NameEloStash
21.0
64-bit
Stash
20.0.1
64-bit
Stash
19.0
64-bit
Stash
17.0
64-bit
Stash
15.3
64-bit
Stash
14.0
64-bit
Stash
13.0.1
64-bit
Stash
12.0
64-bit
Stash
11.0.1
64-bit
Stash
9.0.1
64-bit
AnMon 5.752538 47%
20.5/44
50%
16/32
       
JikChess 0.02 64-bit2523 52%
23/44
53%
17/32
       
Pepito 1.59.2 64-bit2522 49%
21.5/44
36%
11.5/32
       
Anechka 0.082234   56%
18/32
44%
14/32
     
Dorpsgek Eve's Temptation 64-bit2234   62%
20/32
62%
20/32
     
Ant 2006-F2231   72%
23/32
66%
21/32
     
GopherCheck 0.2.3 64-bit2231   59%
19/32
50%
16/32
     
Chispa 4.0.32206    62%
20/32
33%
10/30
    
Weini 0.0.24 64-bit2197    45%
14.5/32
22%
7/32
    
Uralochka 1.1d2187     38%
12/32
22%
7/32
   
Madeleine 0.22184     42%
13/31
14%
4.5/32
   
Protej 0.5.8c2183     40%
12.5/31
27%
8/30
   
Baislicka 1.0 64-bit2179     35%
11/31
14%
4.5/32
   
Blitzkrieg rev337 64-bit2163     38%
12/32
31%
10/32
   
SjaakII 1.4.1 64-bit2147     52%
16.5/32
19%
6/32
   
Lime 662143    58%
18.5/32
47%
15/32
27%
8/30
   
WJChess 1.642130    70%
22.5/32
 42%
13/31
   
Hedgehog 1.9 64-bit2122    62%
20/32
 50%
14.5/29
   
Little Wing 0.6.0 64-bit2105    66%
21/32
 63%
19.5/31
   
BikJump 2.01 64-bit2103    70%
22.5/32
66%
21/32
30%
9.5/32
   
NameEloStash
21.0
64-bit
Stash
20.0.1
64-bit
Stash
19.0
64-bit
Stash
17.0
64-bit
Stash
15.3
64-bit
Stash
14.0
64-bit
Stash
13.0.1
64-bit
Stash
12.0
64-bit
Stash
11.0.1
64-bit
Stash
9.0.1
64-bit
Wing 2.0a2101    62%
20/32
55%
17.5/32
    
Clarabit 1.00 64-bit2097    59%
19/32
53%
17/32
48%
15.5/32
   
Ceibo 0.4 64-bit1996      61%
19/31
60%
18.5/31
  
Gullydeckel 2.16pl11993      59%
19/32
53%
17/32
  
Chess4j 3.5 64-bit1992      60%
18.5/31
50%
16/32
  
BigLion 2.23x1986      81%
25/31
50%
16/32
  
Goldfish 1.13.0 64-bit1982      41%
13/32
52%
16.5/32
  
Snowy 0.2 64-bit1978      62%
20/32
50%
16/32
  
Bismark 1.41956      56%
14/25
45%
13.5/30
  
Sapeli 1.78 64-bit1938      61%
19.5/32
68%
21/31
  
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 November 28, 2020