CCRL Blitz
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 2'526'227 games
played by 3'011 programs

White wins: 970'445 (38.4%)
Black wins: 776'698 (30.7%)
Draws: 779'084 (30.8%)
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 May 15, 2021 with Bayeselo based on 2'526'227 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+
1Cheng 4.39 64-bit 4CPU3063+12−1244.5%+35.044.3%2378 
55.1%
 Cheng 4.41 64-bit3058+73−7157.8%−51.537.5%64
93.2%
 Cheng 4.40 64-bit3001+18−1852.8%−20.336.3%977
100.0%
 Cheng 4.39 64-bit2943+8−845.6%+28.838.3%5788
100.0%
 Cheng4 0.38 64-bit2887+17−1751.2%−7.634.3%1167
100.0%
 Cheng4 0.36c 64-bit2820+13−1353.5%−22.136.1%2228
100.0%
 Cheng4 0.35a 64-bit2711+17−1752.0%−13.233.2%1171
100.0%
 Cheng3 1.07 64-bit2662+15−1550.8%−7.630.0%1646
100.0%
 Cheng3 1.05 64-bit2602+15−1550.9%−5.728.7%1562
97.1%
 Cheng3 1.04 64-bit2581+16−1649.2%+4.929.4%1322
100.0%
 Cheng3 1.03 64-bit2537+19−1954.2%−29.829.7%977
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Cheng 4.39 64-bit 4CPU3063           
2Cheng 4.41 64-bit3058           
3Cheng 4.40 64-bit3001           
4Cheng 4.39 64-bit2943           
5Cheng4 0.38 64-bit2887           
6Cheng4 0.36c 64-bit2820           
7Cheng4 0.35a 64-bit2711           
8Cheng3 1.07 64-bit2662           
9Cheng3 1.05 64-bit2602           
10Cheng3 1.04 64-bit2581           
11Cheng3 1.03 64-bit2537           
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
1Cheng 4.39 64-bit 4CPU3063 55.1100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Cheng 4.41 64-bit305844.9 93.299.9100.0100.0100.0100.0100.0100.0100.0
3Cheng 4.40 64-bit30010.06.8 100.0100.0100.0100.0100.0100.0100.0100.0
4Cheng 4.39 64-bit29430.00.10.0 100.0100.0100.0100.0100.0100.0100.0
5Cheng4 0.38 64-bit28870.00.00.00.0 100.0100.0100.0100.0100.0100.0
6Cheng4 0.36c 64-bit28200.00.00.00.00.0 100.0100.0100.0100.0100.0
7Cheng4 0.35a 64-bit27110.00.00.00.00.00.0 100.0100.0100.0100.0
8Cheng3 1.07 64-bit26620.00.00.00.00.00.00.0 100.0100.0100.0
9Cheng3 1.05 64-bit26020.00.00.00.00.00.00.00.0 97.1100.0
10Cheng3 1.04 64-bit25810.00.00.00.00.00.00.00.02.9 100.0
11Cheng3 1.03 64-bit25370.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Cheng 4.39 64-bit 4CPU3063 00840000000
2Cheng 4.41 64-bit30580 000000000
3Cheng 4.40 64-bit300100 102025612400000
4Cheng 4.39 64-bit29438401020 121456630241023615
5Cheng4 0.38 64-bit2887002561214 10176206400
6Cheng4 0.36c 64-bit2820001245661017 9852247600
7Cheng4 0.35a 64-bit27110003062985 8982461270
8Cheng3 1.07 64-bit2662000240224898 1006806147
9Cheng3 1.05 64-bit260200010264762461006 2639782
10Cheng3 1.04 64-bit258100036001278062639 783
11Cheng3 1.03 64-bit253700015000147782783 
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
1Cheng 4.39 64-bit 4CPU3063 0.00.01.00.00.00.00.00.00.00.0
2Cheng 4.41 64-bit30580.0 0.00.00.00.00.00.00.00.00.0
3Cheng 4.40 64-bit30010.00.0 15.111.93.90.00.00.00.00.0
4Cheng 4.39 64-bit29431.00.015.1 17.57.10.40.31.40.50.2
5Cheng4 0.38 64-bit28870.00.011.917.5 30.02.70.02.30.00.0
6Cheng4 0.36c 64-bit28200.00.03.97.130.0 29.05.82.00.00.0
7Cheng4 0.35a 64-bit27110.00.00.00.42.729.0 31.99.05.10.0
8Cheng3 1.07 64-bit26620.00.00.00.30.05.831.9 31.427.25.6
9Cheng3 1.05 64-bit26020.00.00.01.42.32.09.031.4 91.530.8
10Cheng3 1.04 64-bit25810.00.00.00.50.00.05.127.291.5 34.1
11Cheng3 1.03 64-bit25370.00.00.00.20.00.00.05.630.834.1 
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 139 common opponents

Custom engine selection
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Amoeba 3.0 64-bit 4CPU305050%
17/34
  48%
24/50
       
SmarThink 1.98 64-bit3045  40%
12/30
50%
0.5/1
       
Weiss 1.2 64-bit3040  42%
13.5/32
36%
11.5/32
       
Monolith 2.01 64-bit3033  39%
12.5/32
44%
14/32
       
Naum 4.6 64-bit3031  39%
12.5/32
36%
11.5/32
       
Tucano 9.00 64-bit3022  44%
14/32
44%
14/32
       
Hakkapeliitta TCEC v2 64-bit3021  51%
19.5/38
0%
0/2
       
Deuterium 2019.2.37.73 64-bit3020  53%
20/38
45%
14/31
       
Amoeba 3.2 64-bit3013  52%
16.5/32
38%
23/60
       
Senpai 1.0 64-bit3007   53%
17/32
32%
10/31
      
Gogobello 2.2 64-bit2991  55%
17/31
44%
14/32
       
Rodent IV 022 64-bit2990  61%
19.5/32
30%
9.5/32
       
Hiarcs 142985  45%
14.5/32
41%
13/32
42%
13.5/32
      
Godel 7.0 64-bit2982  66%
25/38
45%
14.5/32
       
Bobcat 8.0 64-bit2961  53%
17/32
50%
0.5/1
       
Deep Shredder 12 64-bit2955   59%
19/32
28%
9/32
      
Spark 1.0 64-bit2926  61%
19.5/32
47%
16/34
33%
10.5/32
25%
1.5/6
     
iCE 2.0 64-bit2924   47%
15/32
45%
14/31
40%
6/15
     
Invictus r305 64-bit2923  55%
17/31
42%
13.5/32
       
Asymptote 0.8 64-bit2922  59%
22.5/38
60%
18.5/31
       
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Booot 5.2.0 64-bit2922   48%
15.5/32
41%
13/32
      
Fizbo 1.31 64-bit2922   44%
14/32
48%
15.5/32
      
Spike 1.4 Leiden2920  61%
19.5/32
54%
18.5/34
48%
15.5/32
33%
4/12
     
SmarThink 1.70 64-bit2915   61%
19.5/32
39%
12.5/32
      
DiscoCheck 5.2.1 64-bit2913   46%
15.5/34
55%
17.5/32
      
Vajolet2 2.0 64-bit2907   53%
17/32
44%
14/32
      
Quazar 0.4 64-bit2901   54%
18.5/34
39%
12.5/32
34%
15/44
  8%
2.5/32
  
Deep Junior Yokohama 64-bit2898   52%
16/31
48%
15/31
      
Thinker 5.4d Inert 64-bit2884   53%
17/32
44%
14/32
39%
15/38
     
Deuterium 14.3.34.130 64-bit2883   69%
22/32
56%
18/32
37%
11.5/31
     
Murka 3 64-bit2883   62%
20/32
71%
15/21
39%
12.5/32
     
Atlas 3.80 64-bit2875   53%
18/34
50%
15/30
      
Gaviota 1.0 64-bit2871  86%
27.5/32
66%
22.5/34
47%
15/32
37%
14/38
     
MinkoChess 1.3 64-bit2870   66%
21/32
47%
15/32
42%
24.5/58
     
Nemo 1.0.1 64-bit2858   50%
0.5/1
61%
19.5/32
37%
14/38
     
Zappa Mexico II 64-bit2847    47%
15/32
42%
2.5/6
     
SmarThink 1.60 64-bit2839    64%
20.5/32
72%
24.5/34
     
Vajolet2 1.28 64-bit2839    67%
21.5/32
42%
2.5/6
     
Andscacs 0.70 64-bit2828    64%
20.5/32
56%
17.5/31
     
Crafty 23.8 64-bit2825    56%
18/32
64%
24.5/38
33%
10/30
    
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
DisasterArea 1.542811    58%
18.5/32
56%
18/32
     
GNU Chess 5.60 64-bit2809    67%
21.5/32
53%
17/32
     
Gaviota 0.86 64-bit2799     56%
36/64
 55%
5.5/10
   
Crafty 23.5 64-bit2794      38%
12/32
40%
4/10
   
Rodent 1.5 64-bit2793    66%
21/32
47%
14.5/31
     
Ktulu 92781   100%
1/1
 50%
16/32
31%
9.5/31
    
Octochess r5190 64-bit2781     46%
17.5/38
44%
14/32
    
Twisted Logic 20090922 64-bit2771     62%
40/64
41%
13/32
    
Frenzee 3.5.19 64-bit2769     59%
41/70
50%
16/32
    
EXchess 7.18b 64-bit2765     59%
19/32
 50%
5/10
   
Dirty 20Apr2013 64-bit2762     52%
30.5/59
50%
15/30
    
BugChess2 1.9 64-bit2760   75%
1.5/2
 53%
40.5/77
     
Godel 3.4.9 64-bit2742   100%
1/1
 61%
19/31
     
Chronos 1.9.9 64-bit2740   50%
1.5/3
 60%
38.5/64
44%
13.5/31
    
Octochess r5132 64-bit2736      35%
11/31
41%
13/32
   
Arasan 16.2 64-bit2728     58%
18.5/32
48%
15.5/32
    
EXchess 7.03b 64-bit2726      58%
18.5/32
50%
5/10
   
Deuterium 13.1.31.113 64-bit2721     64%
25/39
50%
16/32
42%
13.5/32
   
iCE 1.0 64-bit2721     61%
19.5/32
41%
13/32
    
Bobcat 3.25 64-bit2713     63%
19.5/31
53%
16.5/31
39%
25.5/65
   
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Chess Tiger 2007.12713   100%
2/2
 70%
22.5/32
47%
15/32
    
Atlas 3.60 64-bit2703     73%
23.5/32
55%
17.5/32
    
Naum 2.0 32-bit2700        36%
11.5/32
30%
9.5/32
 
Arasan 15.1 64-bit2694      56%
18/32
42%
13/31
   
Rodent 1.0 64-bit2693      61%
19.5/32
50%
21/42
   
RedQueen 1.1.4 64-bit2690     57%
4/7
52%
16.5/32
    
Gaviota 0.84 64-bit2687        29%
3.5/12
33%
4/12
 
Delfi 5.42684   50%
1/2
  48%
15/31
 47%
15/32
27%
8.5/32
 
Bobcat 2.75 64-bit2676        29%
3.5/12
12%
1.5/12
 
Atlas 3.50 64-bit2675      55%
17.5/32
42%
13.5/32
   
RedQueen 1.0.0 64-bit2675        33%
4/12
33%
4/12
 
Daydreamer 1.75 64-bit2673       53%
16/30
50%
16/32
31%
10/32
33%
10/30
Dirty 25Aug2011 64-bit2669       45%
14.5/32
38%
4.5/12
42%
5/12
 
Alaric 7072663   50%
0.5/1
  47%
15/32
43%
13/30
38%
12/32
42%
13.5/32
 
Nebula 2.0 64-bit2655   100%
1/1
  62%
20/32
55%
5.5/10
   
Naraku 1.312653        45%
14.5/32
45%
14.5/32
28%
9/32
Colossus 2008b2642   100%
1/1
   66%
21/32
58%
18.5/32
44%
14/32
 
Cyrano 0.6b17 64-bit2641        50%
16/32
33%
10.5/32
 
Deuterium 11.01.28.1592637        46%
5.5/12
46%
5.5/12
 
E.T. Chess 13.01.082634   50%
0.5/1
   56%
18/32
41%
13/32
45%
14.5/32
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Gandalf 62628      73%
23.5/32
55%
17.5/32
   
Alfil 8.1.1 Optimized2626        45%
14.5/32
36%
11.5/32
44%
14/32
WildCat 82625   100%
2/2
   47%
15/32
39%
12.5/32
48%
15.5/32
 
Movei 00.8.438 (10 10 10)2622       52%
12/23
44%
14/32
39%
12.5/32
 
Philou 3.7.1 64-bit2620      70%
22.5/32
53%
34/64
40%
10/25
  
Godel 2.3.7 64-bit2618      59%
19/32
59%
23/39
   
ProDeo 1.712618       62%
20/32
58%
18/31
  
Sloppy 0.2.2 64-bit2617       55%
17.5/32
50%
16/32
48%
15/31
 
Alfil 12 MT2616      67%
20/30
 44%
14/32
  
Slow Chess Blitz WV2.12615       52%
16.5/32
48%
15.5/32
39%
12.5/32
 
Rotor 0.82612      70%
22.5/32
50%
5/10
   
Ruffian 2.1.02611      62%
20/32
70%
22.5/32
   
ProDeo 1.62609        48%
15.5/32
41%
13/32
 
RedQueen 1.1.1 64-bit2609       55%
17.5/32
52%
16.5/32
  
GarboChess 2.20 64-bit2608       56%
18/32
45%
14.5/32
53%
17/32
 
Amyan 1.722605   100%
2/2
   57%
31.5/55
53%
23.5/44
44%
19.5/44
48%
15.5/32
Pharaon 3.5.12604        48%
15.5/32
42%
13.5/32
35%
11/31
Zappa 1.1 64-bit2604        43%
13/30
48%
15/31
 
GNU Chess 5.07.173b 64-bit2598       40%
4/10
46%
5.5/12
58%
7/12
 
CuckooChess 1.12 64-bit2597       41%
9.5/23
50%
5.5/11
42%
5/12
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
GNU Chess 5.07.1705b (TCEC) 64-bit2597        33%
4/12
54%
6.5/12
 
Gaviota 0.83 64-bit2596        40%
2/5
80%
4/5
36%
11.5/32
N2 0.4 64-bit2592   100%
1/1
    54%
6.5/12
45%
5/11
39%
12.5/32
Ruffian 1.0.52586        62%
20/32
50%
16/32
 
Arasan 13.2 64-bit2583        50%
6/12
75%
9/12
 
Francesca MAD 0.192581        50%
6/12
45%
5/11
 
Hamsters 0.7.12579        59%
19/32
50%
16/32
 
Arasan 13.1 64-bit2576        64%
7/11
38%
4.5/12
 
Pseudo 0.7c2574   100%
2/2
    50%
16/32
36%
11.5/32
 
Rotor 0.62573        42%
5/12
25%
3/12
 
SOS 5.12572       67%
15.5/23
55%
15.5/28
67%
19.5/29
 
Francesca MAD 0.182570        58%
7/12
46%
5.5/12
 
Aristarch 4.502568        48%
15.5/32
59%
19/32
 
Petir 4.392565        58%
7/12
58%
7/12
 
Brutus 8.05 64-bit2561   100%
1/1
      50%
16/32
Glass 1.7 64-bit2557        54%
6.5/12
50%
6/12
42%
13.5/32
The Baron 2.23 64-bit2555        50%
16/32
44%
14/32
 
Philou 3.602552        54%
6.5/12
46%
5.5/12
48%
15.5/32
Hermann 2.6 64-bit2541        50%
6/12
46%
5.5/12
 
CuckooChess 1.11 64-bit2539        79%
9.5/12
62%
7.5/12
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.41
64-bit
Cheng
4.40
64-bit
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
AnMon 5.752538        72%
23/32
52%
16.5/32
55%
17/31
SmarThink 0.17a2537        55%
17.5/32
67%
21.5/32
 
Hermann 2.8 64-bit2532        54%
6.5/12
62%
7.5/12
 
DanaSah 4.662531        100%
12/12
50%
6/12
 
GreKo 8.2 64-bit2526        45%
5/11
42%
5/12
 
Pepito 1.59.2 64-bit2521   50%
0.5/1
      44%
14/32
Rodin 4.02512        75%
9/12
67%
8/12
44%
14/32
Pupsi2 0.082507        46%
5.5/12
75%
9/12
 
Green Light Chess 3.01.2.22506        45%
14/31
70%
22.5/32
59%
19/32
Little Goliath Evolution 3.122503        67%
21.5/32
55%
17.5/32
50%
15.5/31
nanoSzachy 3.92495        54%
6.5/12
71%
8.5/12
64%
20.5/32
Bruja 1.9.1 64-bit2491        75%
24/32
62%
20/32
 
Dorky 4.3 64-bit2467        68%
7.5/11
100%
12/12
72%
18/25
Pawny 0.3 64-bit2463        67%
8/12
54%
6.5/12
61%
19.5/32
Delphil 2.82451        82%
9/11
92%
11/12
 
Atlas 3.14b 64-bit2436        67%
8/12
71%
8.5/12
 
Eeyore 1.52 64-bit2428        75%
9/12
75%
9/12
 
Hussar 0.42422        88%
10.5/12
71%
8.5/12
 
Typhoon 1.00-3582414        62%
7.5/12
92%
11/12
 
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%

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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

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on May 15, 2021