CCRL Blitz
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 2'442'136 games
played by 2'904 programs

White wins: 939'660 (38.5%)
Black wins: 754'242 (30.9%)
Draws: 748'234 (30.6%)
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 January 16, 2021 with Bayeselo based on 2'442'136 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 25.0 64-bit2924+20−2052.5%−19.131.8%873 
100.0%
 Stash 21.0 64-bit2720+16−1651.4%−13.326.4%1499
100.0%
 Stash 20.0.1 64-bit2532+24−2449.6%+2.824.1%615
98.5%
 Stash 19.0 64-bit2498+20−1954.8%−36.217.7%1012
100.0%
 Stash 17.0 64-bit2350+20−2058.0%−58.820.0%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%+17.917.7%888
100.0%
 Stash 13.0.1 64-bit2031+21−2244.8%+39.914.7%848
100.0%
 Stash 12.0 64-bit1975+22−2251.5%−11.817.7%750
100.0%
 Stash 11.0.1 64-bit1754+27−2846.8%+24.311.7%520
100.0%
 Stash 9.0.1 64-bit1413+24−2448.4%+14.716.8%683
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Stash 25.0 64-bit2924           
2Stash 21.0 64-bit2720           
3Stash 20.0.1 64-bit2532           
4Stash 19.0 64-bit2498           
5Stash 17.0 64-bit2350           
6Stash 15.3 64-bit2230           
7Stash 14.0 64-bit2101           
8Stash 13.0.1 64-bit2031           
9Stash 12.0 64-bit1975           
10Stash 11.0.1 64-bit1754           
11Stash 9.0.1 64-bit1413           
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
1Stash 25.0 64-bit2924 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stash 21.0 64-bit27200.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Stash 20.0.1 64-bit25320.00.0 98.5100.0100.0100.0100.0100.0100.0100.0
4Stash 19.0 64-bit24980.00.01.5 100.0100.0100.0100.0100.0100.0100.0
5Stash 17.0 64-bit23500.00.00.00.0 100.0100.0100.0100.0100.0100.0
6Stash 15.3 64-bit22300.00.00.00.00.0 100.0100.0100.0100.0100.0
7Stash 14.0 64-bit21010.00.00.00.00.00.0 100.0100.0100.0100.0
8Stash 13.0.1 64-bit20310.00.00.00.00.00.00.0 100.0100.0100.0
9Stash 12.0 64-bit19750.00.00.00.00.00.00.00.0 100.0100.0
10Stash 11.0.1 64-bit17540.00.00.00.00.00.00.00.00.0 100.0
11Stash 9.0.1 64-bit14130.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Stash 25.0 64-bit2924 1054000000000
2Stash 21.0 64-bit27201054 000000000
3Stash 20.0.1 64-bit253200 2280000000
4Stash 19.0 64-bit249800228 0000000
5Stash 17.0 64-bit23500000 25600000
6Stash 15.3 64-bit22300000256 382377000
7Stash 14.0 64-bit210100000382 569000
8Stash 13.0.1 64-bit203100000377569 49800
9Stash 12.0 64-bit19750000000498 00
10Stash 11.0.1 64-bit1754000000000 0
11Stash 9.0.1 64-bit14130000000000 
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
1Stash 25.0 64-bit2924 44.40.00.00.00.00.00.00.00.00.0
2Stash 21.0 64-bit272044.4 0.00.00.00.00.00.00.00.00.0
3Stash 20.0.1 64-bit25320.00.0 14.00.00.00.00.00.00.00.0
4Stash 19.0 64-bit24980.00.014.0 0.00.00.00.00.00.00.0
5Stash 17.0 64-bit23500.00.00.00.0 13.40.00.00.00.00.0
6Stash 15.3 64-bit22300.00.00.00.013.4 20.420.60.00.00.0
7Stash 14.0 64-bit21010.00.00.00.00.020.4 32.80.00.00.0
8Stash 13.0.1 64-bit20310.00.00.00.00.020.632.8 31.20.00.0
9Stash 12.0 64-bit19750.00.00.00.00.00.00.031.2 0.00.0
10Stash 11.0.1 64-bit17540.00.00.00.00.00.00.00.00.0 0.0
11Stash 9.0.1 64-bit14130.00.00.00.00.00.00.00.00.00.0 
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 49 common opponents

Custom engine selection
NameEloStash
25.0
64-bit
Stash
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
Mr Bob 0.9.0 64-bit285068%
13.5/20
27%
8.5/32
         
tomitankChess 4.2 64-bit283860%
12/20
38%
12/32
         
Tornado 8.0 64-bit282968%
13/19
16%
5/31
         
Octochess r5506 64-bit282070%
14/20
47%
15/32
         
Devel 3.8.4281770%
14/20
28%
9/32
         
Loop 13.6 (Loop 2007) 32-bit277575%
15/20
35%
22.5/64
         
Bright 0.5c277172%
14.5/20
41%
26.5/64
         
Twisted Logic 20090922 64-bit277162%
12.5/20
53%
34/64
         
Delocto 0.61n 64-bit277068%
13.5/20
35%
22.5/64
         
Frenzee 3.5.19 64-bit277079%
15/19
41%
26.5/64
         
Pawny 1.2 64-bit276770%
14/20
42%
27/64
         
Jonny 4.00276355%
11/20
59%
38/64
         
Bison 9.11 64-bit276070%
14/20
46%
29/63
         
BugChess2 1.9 64-bit276080%
16/20
44%
28/63
         
Arminius 2018-12-23 64-bit275582%
16.5/20
42%
13.5/32
         
GreKo 2020.03 64-bit275188%
17.5/20
41%
13/32
         
Chronos 1.9.9 64-bit274078%
15.5/20
30%
9.5/32
         
Shield 2.1 64-bit273970%
14/20
59%
19/32
         
Chess Tiger 2007.1271468%
13.5/20
50%
15.5/31
         
AnMon 5.752538  47%
20.5/44
50%
16/32
       
NameEloStash
25.0
64-bit
Stash
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
JikChess 0.02 64-bit2522  52%
23/44
53%
17/32
       
Pepito 1.59.2 64-bit2521  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 4.0.32207     62%
20/32
33%
10/30
    
Weini 0.0.24 64-bit2198     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-bit2162      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-bit2120     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
   
Wing 2.0a2101     62%
20/32
55%
17.5/32
    
NameEloStash
25.0
64-bit
Stash
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
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-bit1984       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 January 16, 2021