CCRL Blitz
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 2'515'858 games
played by 2'996 programs

White wins: 966'865 (38.4%)
Black wins: 774'272 (30.8%)
Draws: 774'721 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 8 engines!
8 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 1, 2021 with Bayeselo based on 2'515'858 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+
1Sjakk 2.2 64-bit2638+10−1047.5%+16.734.0%3367 
100.0%
 Sjakk 2.1 64-bit2527+19−1948.8%+7.930.4%896
100.0%
 Sjakk 2.0 64-bit2454+16−1650.6%−4.428.7%1463
100.0%
 Sjakk 2.0 32-bit2396+29−2943.9%+42.426.2%416
100.0%
 Sjakk 1.1.92272+16−1650.6%−5.025.2%1469
100.0%
 Sjakk 1.1.82204+19−1851.4%−11.522.5%1083
100.0%
 Sjakk 1.1.72070+20−2046.1%+29.024.1%971
100.0%
 Sjakk 1.1.51973+17−1743.4%+50.416.6%1390
 

Results matrix

Custom engine selection
#NameElo12345678
1Sjakk 2.2 64-bit2638        
2Sjakk 2.1 64-bit2527        
3Sjakk 2.0 64-bit2454        
4Sjakk 2.0 32-bit2396        
5Sjakk 1.1.92272        
6Sjakk 1.1.82204        
7Sjakk 1.1.72070        
8Sjakk 1.1.51973        
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
#NameElo12345678
1Sjakk 2.2 64-bit2638 100.0100.0100.0100.0100.0100.0100.0
2Sjakk 2.1 64-bit25270.0 100.0100.0100.0100.0100.0100.0
3Sjakk 2.0 64-bit24540.00.0 100.0100.0100.0100.0100.0
4Sjakk 2.0 32-bit23960.00.00.0 100.0100.0100.0100.0
5Sjakk 1.1.922720.00.00.00.0 100.0100.0100.0
6Sjakk 1.1.822040.00.00.00.00.0 100.0100.0
7Sjakk 1.1.720700.00.00.00.00.00.0 100.0
8Sjakk 1.1.519730.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Sjakk 2.2 64-bit2638 3382796300
2Sjakk 2.1 64-bit2527338 6971090000
3Sjakk 2.0 64-bit245427697 4900000
4Sjakk 2.0 32-bit23969109490 15657120
5Sjakk 1.1.92272600156 1226498192
6Sjakk 1.1.82204300571226 1173633
7Sjakk 1.1.72070000124981173 1355
8Sjakk 1.1.5197300001926331355 
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
#NameElo12345678
1Sjakk 2.2 64-bit2638 7.90.60.20.10.10.00.0
2Sjakk 2.1 64-bit25277.9 29.58.30.00.00.00.0
3Sjakk 2.0 64-bit24540.629.5 26.10.00.00.00.0
4Sjakk 2.0 32-bit23960.28.326.1 8.33.80.90.0
5Sjakk 1.1.922720.10.00.08.3 48.020.46.7
6Sjakk 1.1.822040.10.00.03.848.0 57.125.6
7Sjakk 1.1.720700.00.00.00.920.457.1 57.4
8Sjakk 1.1.519730.00.00.00.06.725.657.4 
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 82 common opponents

Custom engine selection
NameEloSjakk
2.2
64-bit
Sjakk
2.1
64-bit
Sjakk
2.0
64-bit
Sjakk
2.0
32-bit
Sjakk
1.1.9
Sjakk
1.1.8
Sjakk
1.1.7
Sjakk
1.1.5
Glass 2.0 64-bit261463%
19.5/31
39%
12.5/32
      
Amyan 1.72260553%
18/34
33%
10.5/32
      
GarboChess 2.10 64-bit259850%
16/32
42%
13.5/32
      
Francesca MAD 0.19258161%
19/31
38%
12/32
      
Hamsters 0.7.1257956%
18/32
28%
9/32
      
Capivara LK 0.09b02c 64-bit2565 42%
13.5/32
34%
11/32
     
nanoSzachy 4.0 64-bit2543 55%
17.5/32
 35%
3.5/10
    
Ufim 8.02254175%
1.5/2
56%
18/32
48%
15.5/32
     
AnMon 5.75253875%
1.5/2
44%
14/32
27%
8.5/32
     
DanaSah 4.882534 47%
15/32
58%
15/26
     
Pepito 1.59.2 64-bit2521100%
1/1
53%
17/32
47%
15/32
     
Green Light Chess 3.01.2.22506 59%
19/32
44%
14/32
     
Little Goliath Evolution 3.122503 47%
15/32
47%
15/32
     
Yace 0.99.872502 53%
17/32
39%
12.5/32
     
Trace 1.37a2499100%
1/1
55%
17.5/32
      
Murka 2 64-bit2481  45%
14.5/32
38%
4.5/12
    
Cheese 1.4 64-bit2476  45%
14.5/32
15%
1.5/10
    
iCE 0.32474  58%
18.5/32
31%
5/16
    
Mephisto Gideon Professional2472 53%
17/32
44%
13.5/31
26%
4.5/17
    
Cerebro 3.03d2470 56%
18/32
31%
10/32
     
NameEloSjakk
2.2
64-bit
Sjakk
2.1
64-bit
Sjakk
2.0
64-bit
Sjakk
2.0
32-bit
Sjakk
1.1.9
Sjakk
1.1.8
Sjakk
1.1.7
Sjakk
1.1.5
Dorky 4.3 64-bit2466 53%
17/32
58%
18.5/32
40%
4/10
    
pikoSzachy 4.02456  48%
15.5/32
31%
5.5/18
    
Counter 1.22446100%
1/1
 55%
17/31
     
Eeyore 1.52 64-bit2428  52%
16.5/32
60%
6/10
    
Nejmet 3.072424100%
1/1
 45%
14/31
     
Hussar 0.42422  42%
13.5/32
47%
8.5/18
    
RomiChess P3L 64-bit2412  45%
13.5/30
78%
15.5/20
    
Ifrit m1.8 64-bit2405100%
1/1
 58%
18.5/32
33%
5/15
    
OliThink 5.3.2 64-bit2403  55%
17.5/32
47%
8/17
    
Leila 0.53h2387  77%
24.5/32
88%
3.5/4
    
Gosu 0.162381100%
1/1
 56%
17.5/31
     
Muse 0.899b2371  64%
20.5/32
50%
2/4
    
Terra 3.42368   17%
0.5/3
38%
12/32
   
Myrddin 0.86 64-bit2366   55%
10.5/19
44%
14/32
   
Ares 1.0042331   67%
2/3
36%
11.5/32
52%
16.5/32
  
Sage 3.53232450%
0.5/1
  67%
2/3
33%
10.5/32
   
Chezzz 1.0.32321   67%
2/3
52%
16.5/32
   
Sungorus 1.4 64-bit2310    52%
16.5/32
  6%
2/32
TJchess 1.012304    34%
11/32
38%
12/32
  
KnightX 1.922296   83%
2.5/3
34%
11/32
   
NameEloSjakk
2.2
64-bit
Sjakk
2.1
64-bit
Sjakk
2.0
64-bit
Sjakk
2.0
32-bit
Sjakk
1.1.9
Sjakk
1.1.8
Sjakk
1.1.7
Sjakk
1.1.5
Popochin 3.22274   75%
1.5/2
39%
12.5/32
25%
7.5/30
  
Esc 1.162266100%
1/1
  67%
2/3
53%
17/32
37%
9.5/26
  
Zeus 1.292261   67%
2/3
52%
16.5/32
34%
11/32
  
Natwarlal 0.142259    48%
15/31
40%
12.5/31
  
Myrddin 0.85 64-bit2235    64%
20.5/32
43%
13/30
  
Waxman 20102234     55%
17.5/32
31%
9/29
 
Anechka 0.082233    52%
16.5/32
37%
9.5/26
34%
11/32
 
EveAnn 1.662231    78%
25/32
45%
12.5/28
  
Ant 2006-F2230   50%
2/4
52%
16.5/32
41%
11/27
  
AliChess 4.252227    45%
14.5/32
37%
10/27
  
Jazz 501 64-bit2224    55%
17.5/32
53%
16/30
  
Adam 3.32220    52%
16.5/32
50%
14.5/29
36%
11.5/32
 
OBender 3.2.x2220    55%
17.5/32
61%
19/31
23%
7/31
3%
1/32
Chispa 4.0.32206   12%
0.5/4
56%
18/32
55%
15.5/28
32%
6/19
 
CyberPagno 2.12205    55%
17.5/32
46%
12/26
27%
8.5/32
17%
5.5/32
Beowulf 2.4a 32-bit2204    56%
18/32
48%
12.5/26
30%
9.5/32
 
Mediocre 0.42194    59%
19/32
66%
21/32
  
Shallow 1.0 64-bit2192   100%
4/4
70%
22.5/32
   
Atak 6.82184    56%
18/32
42%
13.5/32
41%
13/32
 
Genesis 2.02169    59%
19/32
52%
16.5/32
33%
10.5/32
 
NameEloSjakk
2.2
64-bit
Sjakk
2.1
64-bit
Sjakk
2.0
64-bit
Sjakk
2.0
32-bit
Sjakk
1.1.9
Sjakk
1.1.8
Sjakk
1.1.7
Sjakk
1.1.5
InmiChess3.06N2161     66%
21/32
28%
9/32
28%
9/32
BlackBishop 1.02155     56%
18/32
44%
14/32
 
Alarm 0.93.12143     44%
14/32
45%
14.5/32
33%
10.5/32
Lime 662142     67%
21.5/32
36%
11.5/32
22%
7/32
Fortress 1.622136     48%
15.5/32
55%
17.5/32
33%
10.5/32
Nesik 0.7.0 alpha2133     78%
25/32
42%
13.5/32
 
FireFly 2.5.8 64-bit2132     66%
21/32
61%
19.5/32
53%
17/32
WJChess 1.642129     56%
18/32
39%
12.5/32
20%
6.5/32
BikJump 2.01 64-bit2102     55%
17.5/32
41%
13/32
36%
11.5/32
Wing 2.0a2100     62%
20/32
44%
14/32
23%
7.5/32
Myrddin 0.83k 64-bit2082      39%
12.5/32
52%
16.5/32
Matheus 2.32057      61%
19.5/32
36%
11.5/32
Jabba 1.0 64-bit2036      45%
14.5/32
55%
17/31
Bestia 0.902018      53%
17/32
38%
12/32
Small Potato 0.6.11992      88%
28/32
53%
17/32
BigLion 2.23x1985      80%
25.5/32
45%
14.5/32
SSEChessII 2.05 DC1967      34%
7.5/22
39%
12.5/32
Marvin 1.3.01966      83%
7.5/9
55%
17.5/32
Micro-Max 4.81953      55%
16.5/30
58%
18/31
Rival 1.181953      66%
20.5/31
42%
13.5/32
NameEloSjakk
2.2
64-bit
Sjakk
2.1
64-bit
Sjakk
2.0
64-bit
Sjakk
2.0
32-bit
Sjakk
1.1.9
Sjakk
1.1.8
Sjakk
1.1.7
Sjakk
1.1.5
JanWillem 1.131951      50%
16/32
39%
12.5/32
Smash 1.0.31924      61%
19.5/32
66%
21/32
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 1, 2021