CCRL Blitz
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 2'474'284 games
played by 2'947 programs

White wins: 951'541 (38.5%)
Black wins: 762'369 (30.8%)
Draws: 760'374 (30.7%)
White score: 53.8%

Custom engine selection

Comparing 12 engines!
12 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 for notes on engine inclusion.
Computed on March 2, 2021 with Bayeselo based on 2'474'284 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+
 KnightX 2.6 64-bit2592+102−10346.9%+24.025.0%32 
52.2%
1KnightX 2.5 64-bit2589+19−1951.0%−8.920.7%1075
92.3%
 KnightX 2.61 64-bit2564+28−2845.4%+33.624.1%444
100.0%
 KnightX 2.3 64-bit2495+18−1850.4%−3.024.1%1156
69.2%
 KnightX 1.98 64-bit2488+18−1856.7%−47.925.0%1088
99.3%
 KnightX 2.00 64-bit2443+32−3241.5%+62.320.1%359
59.4%
 KnightX 1.99 64-bit2437+29−3040.4%+70.421.6%416
100.0%
 KnightX 1.95 64-bit2375+20−2052.2%−16.319.2%916
49.7%
 KnightX 1.96 64-bit2375+26−2649.7%+2.123.9%535
100.0%
 KnightX 1.94 64-bit2320+20−1953.0%−20.822.7%954
62.0%
 KnightX 1.93 64-bit2316+19−1947.1%+22.118.5%1072
97.7%
 KnightX 1.922296+8−750.6%−6.822.5%7492
 

Results matrix

Custom engine selection
#NameElo123456789101112
1KnightX 2.6 64-bit2592            
2KnightX 2.5 64-bit2589            
3KnightX 2.61 64-bit2564            
4KnightX 2.3 64-bit2495            
5KnightX 1.98 64-bit2488            
6KnightX 2.00 64-bit2443            
7KnightX 1.99 64-bit2437            
8KnightX 1.95 64-bit2375            
9KnightX 1.96 64-bit2375            
10KnightX 1.94 64-bit2320            
11KnightX 1.93 64-bit2316            
12KnightX 1.922296            
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
#NameElo123456789101112
1KnightX 2.6 64-bit2592 52.269.396.597.499.799.8100.0100.0100.0100.0100.0
2KnightX 2.5 64-bit258947.8 92.3100.0100.0100.0100.0100.0100.0100.0100.0100.0
3KnightX 2.61 64-bit256430.77.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4KnightX 2.3 64-bit24953.50.00.0 69.299.899.9100.0100.0100.0100.0100.0
5KnightX 1.98 64-bit24882.60.00.030.8 99.399.8100.0100.0100.0100.0100.0
6KnightX 2.00 64-bit24430.30.00.00.20.7 59.4100.099.9100.0100.0100.0
7KnightX 1.99 64-bit24370.20.00.00.10.240.6 100.099.9100.0100.0100.0
8KnightX 1.95 64-bit23750.00.00.00.00.00.00.0 49.7100.0100.0100.0
9KnightX 1.96 64-bit23750.00.00.00.00.00.10.150.3 100.0100.0100.0
10KnightX 1.94 64-bit23200.00.00.00.00.00.00.00.00.0 62.099.0
11KnightX 1.93 64-bit23160.00.00.00.00.00.00.00.00.038.0 97.7
12KnightX 1.9222960.00.00.00.00.00.00.00.00.01.02.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112
1KnightX 2.6 64-bit2592 00000000000
2KnightX 2.5 64-bit25890 6310187645197020006276
3KnightX 2.61 64-bit2564063 000000006
4KnightX 2.3 64-bit2495010180 85663583000062146
5KnightX 1.98 64-bit248807640856 519575529723070509
6KnightX 2.00 64-bit244305190635519 636000015
7KnightX 1.99 64-bit243707020830575636 000015
8KnightX 1.95 64-bit2375000052900 8136405451616
9KnightX 1.96 64-bit2375000072300813 03659
10KnightX 1.94 64-bit232000000006400 9601575
11KnightX 1.93 64-bit231606206270005453960 1303
12KnightX 1.92229607661465091515161665915751303 
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
#NameElo123456789101112
1KnightX 2.6 64-bit2592 0.00.00.00.00.00.00.00.00.00.00.0
2KnightX 2.5 64-bit25890.0 4.145.635.336.247.10.00.00.02.90.9
3KnightX 2.61 64-bit25640.04.1 0.00.00.00.00.00.00.00.00.1
4KnightX 2.3 64-bit24950.045.60.0 38.141.952.80.00.00.02.81.7
5KnightX 1.98 64-bit24880.035.30.038.1 35.938.226.444.50.03.25.9
6KnightX 2.00 64-bit24430.036.20.041.935.9 82.10.00.00.00.00.2
7KnightX 1.99 64-bit24370.047.10.052.838.282.1 0.00.00.00.00.2
8KnightX 1.95 64-bit23750.00.00.00.026.40.00.0 56.034.227.419.2
9KnightX 1.96 64-bit23750.00.00.00.044.50.00.056.0 0.00.28.2
10KnightX 1.94 64-bit23200.00.00.00.00.00.00.034.20.0 47.418.6
11KnightX 1.93 64-bit23160.02.90.02.83.20.00.027.40.247.4 15.2
12KnightX 1.9222960.00.90.11.75.90.20.219.28.218.615.2 
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 88 common opponents

Custom engine selection
NameEloKnightX
2.6
64-bit
KnightX
2.5
64-bit
KnightX
2.61
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
NoraGrace 2.0 64-bit2609  48%
15/31
        50%
0.5/1
Nawito 2012 64-bit2601 42%
13.5/32
55%
17/31
         
N2 0.4 64-bit2591  42%
13/31
        0%
0/1
Ufim 8.022541 47%
15/32
 45%
13.5/30
41%
13/32
       
AnMon 5.752538 65%
20/31
 45%
14.5/32
34%
11/32
      28%
8.5/30
Pupsi2 0.09 64-bit2536 67%
21.5/32
 39%
12.5/32
      23%
7/30
 
Magnum 4.0 64-bit2533 53%
17/32
 44%
14/32
  45%
14.5/32
     
Hermann 2.8 64-bit2531 69%
22/32
 38%
12/32
45%
14.5/32
       
Jumbo 0.7.0 64-bit2527 66%
21/32
 32%
10/31
45%
14/31
 27%
8.5/32
     
JikChess 0.02 64-bit2522 60%
18.5/31
 52%
16.5/32
41%
13/32
32%
8/25
39%
12.5/32
     
Pepito 1.59.2 64-bit2521 69%
22/32
 50%
16/32
 42%
11/26
45%
14.5/32
     
Raven 1.10 64-bit2520 42%
13.5/32
 45%
14.5/32
        
Axolotl 1.9 64-bit2511 61%
19.5/32
 41%
13/32
44%
14/32
28%
7/25
38%
12/32
     
Green Light Chess 3.01.2.22505 70%
22.5/32
 44%
14/32
45%
14.5/32
38%
9.5/25
34%
11/32
     
Little Goliath Evolution 3.122503 70%
22.5/32
 45%
14.5/32
56%
18/32
40%
10/25
39%
12.5/32
    0%
0/1
Yace 0.99.872503 78%
25/32
 53%
17/32
36%
11.5/32
44%
12/27
48%
15.5/32
    50%
1/2
Trace 1.37a2500 73%
23.5/32
 48%
15.5/32
52%
16.5/32
35%
9/26
48%
15.5/32
    0%
0/1
Magnum 4.0 32-bit2497    48%
15.5/32
40%
10.5/26
      
NoC 4.20 64-bit2497 58%
18.5/32
 62%
20/32
 52%
14/27
42%
13.5/32
     
CyberPagno 3.0 64-bit2495 65%
20/31
 42%
13.5/32
52%
16.5/32
39%
10.5/27
42%
13.5/32
    0%
0/1
NameEloKnightX
2.6
64-bit
KnightX
2.5
64-bit
KnightX
2.61
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Bruja 1.9.1 64-bit2491   55%
17.5/32
69%
22/32
50%
12.5/25
39%
12.5/32
     
Tao 5.62488   53%
16.5/31
 48%
12.5/26
38%
12/32
     
BBChess 1.3b 64-bit2482   52%
16.5/32
       0%
0/1
Xpdnt 0910072469          0%
0/1
25%
7.5/30
LittleThought 1.052 64-bit2452   45%
14.5/32
       34%
10.5/31
Lozza 1.18 64-bit2441   56%
18/32
       50%
0.5/1
Delphil 3.2 64-bit2430          100%
1/1
0%
0/1
RomiChess P3n 64-bit2412          50%
0.5/1
0%
0/1
Simplex 0.9.8 64-bit2407    66%
20.5/31
      0%
0/1
Ifrit m1.8 64-bit2406    55%
17.5/32
     50%
0.5/1
48%
9.5/20
Ares GB 1.1 64-bit2405   69%
22/32
65%
39/60
       
TJchess 1.3 64-bit2398    58%
18.5/32
      0%
0/1
KnightDreamer 3.32395    59%
19/32
   52%
16.5/32
   
Taltos rev118 64-bit2395    72%
23/32
     27%
8.5/32
 
Axolotl 1.8 64-bit2390       48%
15.5/32
  31%
10/32
 
Googleplex Starthinker 1.6 64-bit2390    59%
19/32
   48%
15.5/32
   
PostModernist 10162390    50%
16/32
  47%
15/32
53%
17/32
 0%
0/1
44%
14/32
Comet B502387    52%
16.5/32
  45%
14/31
56%
18/32
  36%
11.5/32
Leila 0.53h2387    75%
24/32
  55%
17.5/32
44%
14/32
  42%
14/33
Diablo 0.5.12385    61%
19.5/32
  52%
15.5/30
47%
15/32
  0%
0/1
NameEloKnightX
2.6
64-bit
KnightX
2.5
64-bit
KnightX
2.61
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Amy 0.87b2384    64%
20.5/32
  47%
14.5/31
57%
17/30
  19%
6/31
Frenzee 1482384 81%
26/32
  70%
22.5/32
       
Capture R012382    72%
21.5/30
  52%
16.5/32
55%
17.5/32
   
Gosu 0.162381    53%
17/32
  47%
15/32
53%
17/32
  40%
31.5/78
Myrddin 0.87 64-bit2380    73%
23.5/32
  50%
15.5/31
44%
14/32
   
Barbarossa 0.5.0 64-bit2377    61%
19.5/32
   45%
14/31
   
Cmcchess 2.6 64-bit2375    88%
7/8
  61%
16.5/27
43%
12.5/29
  27%
3/11
Der Bringer 1.92373       53%
17/32
41%
12/29
  29%
10/35
Patzer 3.802373       42%
13/31
58%
18.5/32
  51%
18/35
Terra 3.42369       48%
15.5/32
53%
17/32
  35%
11.5/33
The Crazy Bishop 00522364       50%
16/32
48%
15.5/32
  34%
15.5/45
Homer 2.012356       36%
11.5/32
   40%
25.5/63
Amateur 2.822351       52%
16.5/32
   45%
34/75
Alex 2.14a 64-bit2348       55%
17.5/32
 52%
16.5/32
 38%
12/32
Popochin 4.1 64-bit2348       44%
14/32
 41%
13/32
 45%
25.5/57
Plisk 0.2.7d 64-bit2344       53%
17/32
 25%
8/32
50%
0.5/1
32%
9.5/30
Tigran 2.4n 64-bit2344       53%
17/32
 48%
15.5/32
  
Horizon 4.42343       55%
17.5/32
 34%
11/32
 43%
29/68
Queen 4.032336       58%
18.5/32
 56%
18/32
 48%
15.5/32
Arion 1.72332       56%
18/32
 53%
17/32
50%
16/32
52%
33.5/64
NameEloKnightX
2.6
64-bit
KnightX
2.5
64-bit
KnightX
2.61
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
EveAnn 1.722328       61%
19.5/32
 62%
20/32
50%
16/32
33%
10.5/32
Sage 3.532324       61%
19.5/32
  47%
29.5/63
46%
31.5/68
Chezzz 1.0.32321       59%
19/32
 42%
13.5/32
54%
34/63
48%
15.5/32
Gibbon 2.69a 64-bit2321       55%
17.5/32
 50%
16/32
58%
18.5/32
100%
2/2
Mediocre 0.5 64-bit2318         42%
13.5/32
55%
35/64
35%
12/34
Absolute Zero 2.4.7.2 64-bit2317         48%
15.5/32
55%
35/64
61%
8.5/14
Barbarossa 0.4.0 64-bit2317       65%
20/31
  56%
35.5/63
42%
13.5/32
Aice 0.99.22316         52%
16/31
45%
28.5/64
40%
18.5/46
Isa 2.0.64 64-bit2314         64%
20.5/32
58%
36.5/63
100%
1/1
Sungorus 1.4 64-bit2310         36%
11.5/32
48%
30.5/64
50%
16/32
Asterisk 0.62307          42%
13.5/32
46%
29.5/64
Averno 0.812307          55%
32/58
28%
9.5/34
Waxman 20172305         48%
15.5/32
58%
18.5/32
49%
17/35
Joker 1.1.142301          44%
14/32
48%
14.5/30
Kingfisher 1.1.1 64-bit2298         48%
15/31
58%
18.5/32
50%
16/32
Tytan 9.32 64-bit2297          44%
14/32
39%
13.5/35
Thor's Hammer 2.29 64-bit2294          50%
0.5/1
50%
1/2
Googleplex Starthinker 1.4 64-bit2289         59%
19/32
58%
18.5/32
 
Fischerle 0.9.80 SE 64-bit2278         59%
19/32
 56%
9/16
Dumb 1.3 64-bit2270         69%
22/32
 52%
16.5/32
NameEloKnightX
2.6
64-bit
KnightX
2.5
64-bit
KnightX
2.61
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Esc 1.162266         59%
19/32
 61%
19.5/32
Rival 1.0.1 64-bit2265         55%
17/31
 45%
14.5/32
Butcher 1.61 64-bit2263         77%
24/31
 59%
19/32
Zeus 1.292261         58%
18.5/32
 58%
19/33
Natwarlal 0.142260         60%
18.5/31
 60%
39.5/66
Invictus r228 64-bit2256         61%
19/31
50%
0.5/1
 
Napoleon 1.8 64-bit2253         59%
19/32
 56%
18/32
Robocide 0.4 64-bit2248         59%
19/32
 61%
19.5/32
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 March 2, 2021