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 9 engines!
9 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+
 ECE X3 64-bit 4CPU2791+63−6634.5%+102.928.6%84 
99.1%
1ECE 19.6.6.3 64-bit2710+17−1744.2%+42.620.2%1317
76.1%
 ECE 19.6.6.1 64-bit2701+20−2045.7%+30.725.0%877
91.8%
 ECE 20.1 64-bit2681+19−1945.2%+36.420.1%995
83.3%
 ECE X3.5 64-bit2669+17−1750.9%−7.223.4%1322
88.8%
 ECE X3 64-bit2655+15−1547.4%+17.122.4%1725
100.0%
 ECE X2510+18−1859.5%−81.615.9%1309
99.7%
 ECE X22473+20−2053.0%−23.818.0%964
100.0%
 ECE 11.012207+19−1947.6%+16.920.5%1052
 

Results matrix

Custom engine selection
#NameElo123456789
1ECE X3 64-bit 4CPU2791         
2ECE 19.6.6.3 64-bit2710         
3ECE 19.6.6.1 64-bit2701         
4ECE 20.1 64-bit2681         
5ECE X3.5 64-bit2669         
6ECE X3 64-bit2655         
7ECE X2510         
8ECE X22473         
9ECE 11.012207         
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
#NameElo123456789
1ECE X3 64-bit 4CPU2791 99.199.599.9100.0100.0100.0100.0100.0
2ECE 19.6.6.3 64-bit27100.9 76.198.7100.0100.0100.0100.0100.0
3ECE 19.6.6.1 64-bit27010.523.9 91.899.3100.0100.0100.0100.0
4ECE 20.1 64-bit26810.11.38.2 83.398.3100.0100.0100.0
5ECE X3.5 64-bit26690.00.00.716.7 88.8100.0100.0100.0
6ECE X3 64-bit26550.00.00.01.711.2 100.0100.0100.0
7ECE X25100.00.00.00.00.00.0 99.7100.0
8ECE X224730.00.00.00.00.00.00.3 100.0
9ECE 11.0122070.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1ECE X3 64-bit 4CPU2791 00000000
2ECE 19.6.6.3 64-bit27100 57657696294000
3ECE 19.6.6.1 64-bit27010576 1207833705000
4ECE 20.1 64-bit268105761207 762763000
5ECE X3.5 64-bit2669096833762 616680
6ECE X3 64-bit26550294705763616 4804590
7ECE X251000006480 683215
8ECE X2247300008459683 70
9ECE 11.01220700000021570 
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
#NameElo123456789
1ECE X3 64-bit 4CPU2791 0.00.00.00.00.00.00.00.0
2ECE 19.6.6.3 64-bit27100.0 26.324.93.69.70.00.00.0
3ECE 19.6.6.1 64-bit27010.026.3 64.537.927.10.00.00.0
4ECE 20.1 64-bit26810.024.964.5 32.928.10.00.00.0
5ECE X3.5 64-bit26690.03.637.932.9 20.20.20.30.0
6ECE X3 64-bit26550.09.727.128.120.2 15.817.10.0
7ECE X25100.00.00.00.00.215.8 30.09.1
8ECE X224730.00.00.00.00.317.130.0 3.5
9ECE 11.0122070.00.00.00.00.00.09.13.5 
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 71 common opponents

Custom engine selection
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.3
64-bit
ECE
19.6.6.1
64-bit
ECE
20.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Rhetoric 1.4.3 64-bit2807 37%
32/86
 30%
9.5/32
 18%
5.5/31
   
Cheese 2.1 64-bit2805  33%
10.5/32
30%
9.5/32
     
Bright 0.5c2771  42%
13.5/32
38%
12/32
 50%
16/32
   
Twisted Logic 20090922 64-bit2770  27%
8.5/32
35%
11/31
 41%
13/32
   
Frenzee 3.5.19 64-bit2768 46%
39.5/86
44%
14/32
      
Pawny 1.2 64-bit2766 45%
39/86
19%
6/32
42%
13.5/32
 28%
9/32
   
tomitankChess 3.0 64-bit2765  38%
12/32
  39%
12.5/32
   
Jonny 4.002763 34%
29.5/86
50%
16/32
36%
11.5/32
 35%
11.5/33
   
Bison 9.11 64-bit2760 47%
40.5/86
   0%
0/1
   
Francesca MAD 0.23 64-bit2759  59%
19/32
 28%
9/32
    
Arminius 2018-12-23 64-bit2751 44%
38/86
36%
11.5/32
47%
15/32
     
Chronos 1.9.9 64-bit2739  42%
13.5/32
 34%
11/32
    
Shield 2.1 64-bit2739 47%
40.5/86
34%
11/32
36%
11.5/32
34%
11/32
    
Igel 1.5.1 64-bit2714  33%
10.5/32
 45%
14.5/32
    
Chess Tiger 2007.12713  48%
15.5/32
45%
14.5/32
52%
16.5/32
39%
12.5/32
   
Devel 2.00002713  41%
13/32
29%
9/31
41%
13/32
    
GreKo 2018.08 64-bit2709  62%
20/32
58%
18.5/32
45%
14.5/32
39%
12.5/32
   
Donna 4.1 64-bit2700  59%
19/32
50%
15/30
36%
11.5/32
38%
12/32
   
Chessmaster 11 Paralyse2688 51%
43/85
   50%
0.5/1
   
DanaSah 8.32688  45%
14.5/32
39%
12/31
     
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.3
64-bit
ECE
19.6.6.1
64-bit
ECE
20.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Delfi 5.42683  66%
21/32
36%
11.5/32
48%
15.5/32
45%
14/31
   
Fridolin 3.10 64-bit2677 44%
37.5/86
50%
16/32
44%
14/32
     
K2 0.952674  59%
19/32
45%
14.5/32
     
Djinn 1.021 64-bit2673  64%
20.5/32
50%
16/32
41%
13/32
    
RedQueen 1.1.98 64-bit2668  45%
14.5/32
55%
17.5/32
50%
16/32
32%
10.5/33
   
Gandalf 7 64-bit2665  69%
22/32
64%
18.5/29
48%
15.5/32
64%
20.5/32
   
Alaric 7072662  64%
20.5/32
52%
16/31
52%
17/33
    
Phalanx XXV2656   50%
16/32
47%
15/32
42%
12.5/30
   
Nebula 2.0 64-bit2654   62%
20/32
59%
19/32
0%
0/1
   
Colossus 2008b2641    61%
19.5/32
50%
0.5/1
   
Sjakk 2.2 64-bit2637    47%
15/32
50%
0.5/1
   
WyldChess 1.51 64-bit2629    62%
20/32
63%
19/30
   
Movei 00.8.438 (10 10 10)2621    62%
20/32
100%
1/1
   
Zarkov 6.552619    0%
0/1
100%
1/1
   
DanaSah 7.32617    58%
18.5/32
0%
0/1
   
Slow Chess Blitz WV2.12614    62%
20/32
25%
0.5/2
   
Jellyfish 1.1 64-bit2612    50%
16/32
67%
2/3
   
Rotor 0.82611    50%
16/32
100%
1/1
   
Ruffian 2.1.02610    67%
21.5/32
67%
20/30
   
Pharaon 3.5.12603    62%
20.5/33
50%
0.5/1
   
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.3
64-bit
ECE
19.6.6.1
64-bit
ECE
20.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Hamsters 0.7.12578     62%
18.5/30
33%
10.5/32
25%
8/32
 
Muse 0.953 64-bit2578    100%
1/1
50%
0.5/1
   
Maverick 1.5 64-bit2573     77%
24/31
48%
15.5/32
34%
11/32
 
SOS 5.12571     65%
20/31
56%
33.5/60
47%
15/32
 
Aristarch 4.502567    100%
1/1
65%
19.5/30
36%
14/39
28%
9/32
 
Brutus 8.05 64-bit2560     69%
21.5/31
37%
11.5/31
39%
12.5/32
 
K2 0.832559      33%
10.5/32
41%
13/32
 
nanoSzachy 4.1 64-bit2559     60%
18/30
48%
15.5/32
  
Marvin 2.1.0 64-bit2556     58%
17.5/30
 36%
11.5/32
 
Ghost 3.1 64-bit2544     74%
24.5/33
48%
15.5/32
  
Ufim 8.022540      53%
17/32
30%
9.5/32
 
Fridolin 2.00 64-bit2538     100%
1/1
42%
13.5/32
33%
10.5/32
 
AnMon 5.752537    50%
0.5/1
 38%
12/32
50%
16/32
 
Capivara LK 0.09b02g 64-bit2536     68%
20.5/30
 42%
14/33
 
Hermann 2.8 64-bit2531      44%
14/32
50%
16/32
 
JikChess 0.02 64-bit2522    0%
0/1
50%
1/2
   
Yace 0.99.872502     100%
1/1
 100%
1/1
 
CyberPagno 3.0 64-bit2493     100%
1/1
 50%
0.5/1
 
Bruja 1.9.1 64-bit2490    100%
1/1
  0%
0/1
 
Nemeton 1.512420      71%
27.5/39
100%
1/1
 
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.3
64-bit
ECE
19.6.6.1
64-bit
ECE
20.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Ifrit m1.8 64-bit2405     100%
1/1
 55%
17/31
 
TJchess 1.3 64-bit2398      59%
23/39
100%
1/1
 
Diablo 0.5.12384     100%
1/1
 62%
20/32
 
Cmcchess 2.6 64-bit2375     75%
1.5/2
 66%
20.5/31
 
Arion 1.72332       78%
22.5/29
30%
9.5/32
Jazz 840 64-bit2319     100%
1/1
 100%
1/1
 
Aice 0.99.22316      78%
31/40
50%
0.5/1
42%
13.5/32
Sungorus 1.4 64-bit2310       0%
0/2
28%
9/32
Asterisk 0.62306      81%
31.5/39
 34%
11/32
Joker 1.1.142301      88%
35/40
 30%
9.5/32
Adam 3.32220     100%
1/1
76%
30.5/40
  
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