CCRL Blitz
Downloads and Statistics
February 8, 2020
Testing summary:
Total: 2'185'156 games
played by 2'569 programs

White wins: 845'250 (38.7%)
Black wins: 681'904 (31.2%)
Draws: 658'002 (30.1%)
White score: 53.7%

Custom engine selection

Comparing 14 engines!
14 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 February 8, 2020 with Bayeselo based on 2'185'156 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+
1Counter 3.4 64-bit 4CPU2960+27−2748.0%+12.540.9%443 
100.0%
 Counter 3.3 64-bit2877+19−1949.6%+1.734.0%932
53.8%
 Counter 3.4 64-bit2874+58−5945.3%+31.732.3%96
78.5%
 Counter 3.2 64-bit2848+21−2152.1%−16.035.4%745
99.9%
 Counter 3.1 64-bit2796+25−2555.1%−33.528.9%571
100.0%
 Counter 2.9 64-bit2702+20−2049.5%+6.126.6%920
100.0%
 Counter 2.8 64-bit2643+21−2150.6%−3.928.4%800
61.4%
 Counter 2.7 64-bit2634+53−5259.1%−63.823.6%127
97.6%
 Counter 2.5 64-bit2577+21−2147.3%+19.630.3%775
53.3%
 Counter 2.0.2 64-bit2575+28−2849.7%+1.926.7%430
81.2%
 Counter 2.1.0 64-bit2560+18−1846.1%+27.428.0%1114
85.9%
 Counter 2.0.1 64-bit2546+19−1943.6%+43.328.7%924
100.0%
 Counter 1.99 64-bit2451+23−2343.8%+43.028.0%640
63.2%
 Counter 1.22447+10−948.0%+13.736.0%3950
 

Results matrix

Custom engine selection
#NameElo1234567891011121314
1Counter 3.4 64-bit 4CPU2960              
2Counter 3.3 64-bit2877              
3Counter 3.4 64-bit2874              
4Counter 3.2 64-bit2848              
5Counter 3.1 64-bit2796              
6Counter 2.9 64-bit2702              
7Counter 2.8 64-bit2643              
8Counter 2.7 64-bit2634              
9Counter 2.5 64-bit2577              
10Counter 2.0.2 64-bit2575              
11Counter 2.1.0 64-bit2560              
12Counter 2.0.1 64-bit2546              
13Counter 1.99 64-bit2451              
14Counter 1.22447              
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
#NameElo1234567891011121314
1Counter 3.4 64-bit 4CPU2960 100.099.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Counter 3.3 64-bit28770.0 53.897.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Counter 3.4 64-bit28740.546.2 78.599.1100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Counter 3.2 64-bit28480.02.521.5 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Counter 3.1 64-bit27960.00.00.90.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Counter 2.9 64-bit27020.00.00.00.00.0 100.099.0100.0100.0100.0100.0100.0100.0
7Counter 2.8 64-bit26430.00.00.00.00.00.0 61.4100.0100.0100.0100.0100.0100.0
8Counter 2.7 64-bit26340.00.00.00.00.01.038.6 97.697.299.599.9100.0100.0
9Counter 2.5 64-bit25770.00.00.00.00.00.00.02.4 53.388.398.4100.0100.0
10Counter 2.0.2 64-bit25750.00.00.00.00.00.00.02.846.7 81.295.3100.0100.0
11Counter 2.1.0 64-bit25600.00.00.00.00.00.00.00.511.718.8 85.9100.0100.0
12Counter 2.0.1 64-bit25460.00.00.00.00.00.00.00.11.64.714.1 100.0100.0
13Counter 1.99 64-bit24510.00.00.00.00.00.00.00.00.00.00.00.0 63.2
14Counter 1.224470.00.00.00.00.00.00.00.00.00.00.00.036.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314
1Counter 3.4 64-bit 4CPU2960 0003000000000
2Counter 3.3 64-bit28770 013516300000000
3Counter 3.4 64-bit287400 00000000000
4Counter 3.2 64-bit284801350 1366500000000
5Counter 3.1 64-bit27963160136 10428409109907
6Counter 2.9 64-bit270203065104 11239101218937
7Counter 2.8 64-bit26430000284112 72723727003
8Counter 2.7 64-bit263400000372 000000
9Counter 2.5 64-bit2577000099720 35713011110024
10Counter 2.0.2 64-bit25750000101030357 496373621
11Counter 2.1.0 64-bit256000009127201301496 1202255271
12Counter 2.0.1 64-bit25460000918970011103731202 247204
13Counter 1.99 64-bit24510000030006255247 882
14Counter 1.22447000077302421271204882 
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
#NameElo1234567891011121314
1Counter 3.4 64-bit 4CPU2960 0.00.00.00.30.00.00.00.00.00.00.00.00.0
2Counter 3.3 64-bit28770.0 0.08.11.10.20.00.00.00.00.00.00.00.0
3Counter 3.4 64-bit28740.00.0 0.00.00.00.00.00.00.00.00.00.00.0
4Counter 3.2 64-bit28480.08.10.0 10.33.90.00.00.00.00.00.00.00.0
5Counter 3.1 64-bit27960.31.10.010.3 7.020.70.00.71.00.50.60.00.2
6Counter 2.9 64-bit27020.00.20.03.97.0 6.50.30.50.70.610.20.20.1
7Counter 2.8 64-bit26430.00.00.00.020.76.5 7.84.60.23.84.10.00.1
8Counter 2.7 64-bit26340.00.00.00.00.00.37.8 0.00.00.00.00.00.0
9Counter 2.5 64-bit25770.00.00.00.00.70.54.60.0 29.668.965.30.00.5
10Counter 2.0.2 64-bit25750.00.00.00.01.00.70.20.029.6 32.127.50.60.5
11Counter 2.1.0 64-bit25600.00.00.00.00.50.63.80.068.932.1 59.014.55.4
12Counter 2.0.1 64-bit25460.00.00.00.00.610.24.10.065.327.559.0 15.84.2
13Counter 1.99 64-bit24510.00.00.00.00.00.20.00.00.00.614.515.8 19.2
14Counter 1.224470.00.00.00.00.20.10.10.00.50.55.44.219.2 
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 74 common opponents

Custom engine selection
NameEloCounter
3.4
64-bit
4CPU
Counter
3.3
64-bit
Counter
3.4
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
EXchess 7.97b 64-bit2917 39%
12.5/32
  100%
1/1
         
Zurichess Neuchatel 64-bit2901 50%
16.5/33
 39%
13/33
          
Daydreamer 2.0.0-pre2 64-bit2892 62%
20.5/33
 41%
13.5/33
0%
0/1
         
Gaviota 1.0 64-bit2873 0%
0/1
  100%
1/1
         
Zappa Mexico II 64-bit284548%
21.5/45
   0%
0/1
         
Tornado 8.0 64-bit2828    50%
14/28
 38%
15/40
       
Octochess r5506 64-bit2824 0%
0/1
 53%
17.5/33
0%
0/1
         
Monolith 1.0 64-bit2821   52%
17/33
 39%
12.5/32
        
Rhetoric 1.4.3 64-bit2806   61%
20/33
42%
13.5/32
         
RuyDos 1.1.6 64-bit2798    38%
12.5/33
 24%
9.5/40
       
Cheese 2.0 64-bit2770 50%
0.5/1
  65%
19.5/30
         
Frenzee 3.5.19 64-bit2770   66%
21/32
62%
20.5/33
         
Gogobello 1.4 64-bit2755    67%
18/27
 36%
14.5/40
       
Karballo 1.8 64-bit2730 50%
0.5/1
  53%
17.5/33
         
Donna 4.1 64-bit2698 0%
0/1
   52%
16.5/32
        
Arminius 2017-01-01 64-bit2688    62%
20.5/33
        0%
0/1
Djinn 1.021 64-bit2676     43%
29.5/69
     38%
11.5/30
  
RedQueen 1.1.98 64-bit2670    76%
25/33
55%
38/69
45%
18/40
  50%
0.5/1
    
Alaric 7072663     51%
36/70
     38%
11.5/30
  
Gandalf 7 64-bit2662    100%
1/1
56%
38.5/69
        
NameEloCounter
3.4
64-bit
4CPU
Counter
3.3
64-bit
Counter
3.4
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
ECE X3 64-bit2655     50%
0.5/1
   0%
0/1
    
Cyrano 0.6b17 64-bit2641    100%
1/1
50%
0.5/1
   0%
0/1
    
WyldChess 1.51 64-bit2630        39%
12.5/32
 47%
15/32
   
WildCat 82624        67%
21.5/32
42%
12.5/30
39%
12.5/32
58%
18.5/32
  
Movei 00.8.438 (10 10 10)2623        47%
15/32
 53%
17/32
47%
15/32
  
Philou 3.7.1 64-bit2621        48%
15.5/32
 30%
9.5/32
23%
7.5/32
  
GreKo 2016 64-bit2619         38%
11.5/30
37%
11.5/31
44%
14/32
  
DanaSah 7.32617    100%
1/1
 50%
20/40
       
Slow Chess Blitz WV2.12615        48%
15.5/32
 50%
16/32
28%
9/32
  
Rotor 0.82612     50%
0.5/1
  29%
9/31
 50%
16/32
33%
10.5/32
  
Glass 2.0 64-bit2611      62%
25/40
 36%
11.5/32
 47%
15/32
42%
12.5/30
 0%
0/1
Jellyfish 1.1 64-bit2611     0%
0/1
  55%
17.5/32
 48%
15.5/32
28%
9/32
  
Ruffian 2.1.02609    0%
0/1
   59%
19/32
 42%
13.5/32
31%
10/32
  
GarboChess 2.20 64-bit2607        45%
14.5/32
 42%
13.5/32
38%
12/32
  
Amyan 1.722604        40%
11.5/29
 34%
11/32
27%
8.5/32
 0%
0/1
Pharaon 3.5.12603    100%
1/1
   36%
11.5/32
 44%
14/32
42%
13.5/32
 50%
0.5/1
DanaSah 7.02598        36%
10.5/29
50%
15/30
    
N2 0.4 64-bit2590     100%
1/1
  41%
12/29
    50%
0.5/1
K2 0.872586        50%
14/28
30%
9/30
38%
11.5/30
   
Floyd 0.9 64-bit2584        68%
21/31
 38%
12/32
47%
15/32
  
NameEloCounter
3.4
64-bit
4CPU
Counter
3.3
64-bit
Counter
3.4
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
Muse 0.953 64-bit2582        53%
15.5/29
 48%
15.5/32
35%
11/31
 100%
1/1
Hamsters 0.7.12579        40%
11.5/29
 48%
15.5/32
34%
11/32
  
Pseudo 0.7c2576    100%
1/1
   36%
10/28
0%
0/1
 47%
14/30
 100%
1/1
SOS 5.12573        48%
14/29
 48%
15.5/32
45%
13.5/30
 50%
0.5/1
Maverick 1.5 64-bit2569        61%
17/28
47%
14.5/31
61%
19.5/32
50%
14/28
  
Aristarch 4.502567        52%
13/25
62%
18.5/30
52%
16.5/32
53%
16/30
  
nanoSzachy 4.1 64-bit2560        42%
10.5/25
100%
1/1
44%
13.5/31
  0%
0/1
Brutus 8.05 64-bit2558        45%
12.5/28
67%
20/30
42%
13.5/32
   
Ghost 3.1 64-bit2553    100%
1/1
    43%
13/30
50%
16/32
   
Betsabe II 1.842543     100%
1/1
55%
22/40
62%
20/32
      
Ufim 8.022540          52%
16.5/32
 44%
14/32
45%
13.5/30
AnMon 5.752539     100%
1/1
    58%
18.5/32
60%
18/30
38%
12/32
37%
11.5/31
Shield 1.3.1 64-bit2539         60%
18/30
 58%
17.5/30
  
Fridolin 2.00 64-bit2538          52%
16.5/32
 31%
9.5/31
48%
15.5/32
Pupsi2 0.092537         66%
20.5/31
 63%
19/30
  
Capivara LK 0.09b02g 64-bit2536     0%
0/1
   48%
14/29
50%
16/32
  0%
0/1
Hermann 2.8 64-bit2532          42%
13.5/32
 44%
14/32
 
JikChess 0.02 64-bit2522          55%
17.5/32
  43%
12.5/29
Coiled 0.4 64-bit2509            0%
0/4
52%
16/31
Dorky 4.5 64-bit2505            47%
15/32
38%
12/32
NameEloCounter
3.4
64-bit
4CPU
Counter
3.3
64-bit
Counter
3.4
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
Little Goliath Evolution 3.122505         50%
0.5/1
 60%
18/30
52%
16/31
29%
9/31
Yace 0.99.872504            47%
15/32
33%
10/30
Betsabe II 1.662496            33%
10.5/32
42%
13.5/32
Bruja 1.9.1 64-bit2491            36%
11.5/32
52%
15.5/30
Tao 5.62486            35%
11/31
52%
16/31
Mephisto Gideon Professional2474            42%
13.5/32
45%
9.5/21
Cerebro 3.03d2472            47%
15/32
43%
12.5/29
Kiwi 0.6d 64-bit2470            52%
16.5/32
45%
13.5/30
Schooner 1.7.0 64-bit2464            48%
15.5/32
41%
13/32
LittleThought 1.052 64-bit2452         100%
1/1
 72%
21.5/30
53%
17/32
52%
16/31
Matacz 1.42446           75%
22.5/30
47%
15/32
100%
1/1
Ares 1.005.2 64-bit2441         100%
1/1
   58%
17.5/30
Gaia 3.5 64-bit2425         100%
1/1
   48%
14.5/30
Giraffe 20161023 64-bit2370         0%
0/1
   50%
0.5/1
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 February 8, 2020