CCRL 40/40
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 1'092'341 games
played by 2'556 programs
149261 CPU days (X2 4600+)

White wins: 378'952 (34.7%)
Black wins: 281'710 (25.8%)
Draws: 431'679 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 7 engines!
7 selected engines played 110 games with each other

CCRL 40/40 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on October 19, 2019 with Bayeselo based on 1'092'341 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Ares 1.005.2.1 64-bit2421+21−2152.4%−15.837.2%723 
58.2%
 Ares 1.005 64-bit2418+18−1847.4%+17.936.0%1008
70.6%
 Ares 1.005.2 64-bit2411+17−1748.2%+12.333.5%1126
97.8%
 Ares GB 64-bit2388+15−1547.6%+14.729.5%1656
89.8%
 Ares 1.0042373+16−1649.4%+3.326.7%1395
100.0%
 Ares 1.003a2305+34−3452.1%−16.929.9%291
97.8%
 Ares 1.02258+30−3046.4%+23.128.0%379
 

Results matrix

Custom engine selection
#NameElo1234567
1Ares 1.005.2.1 64-bit2421   66 − 44
+37−15=58
+25
   
2Ares 1.005 64-bit2418       
3Ares 1.005.2 64-bit2411       
4Ares GB 64-bit238844 − 66
+15−37=58
−25
      
5Ares 1.0042373       
6Ares 1.003a2305       
7Ares 1.02258       
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
#NameElo1234567
1Ares 1.005.2.1 64-bit2421 58.276.199.6100.0100.0100.0
2Ares 1.005 64-bit241841.8 70.699.4100.0100.0100.0
3Ares 1.005.2 64-bit241123.929.4 97.899.9100.0100.0
4Ares GB 64-bit23880.40.62.2 89.8100.0100.0
5Ares 1.00423730.00.00.110.2 100.0100.0
6Ares 1.003a23050.00.00.00.00.0 97.8
7Ares 1.022580.00.00.00.00.02.2 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1Ares 1.005.2.1 64-bit2421 274541675143420
2Ares 1.005 64-bit2418274 69312571320
3Ares 1.005.2 64-bit2411541693 238122670
4Ares GB 64-bit2388675125238 1016672
5Ares 1.004237314371122101 297140
6Ares 1.003a230542326766297 195
7Ares 1.0225800072140195 
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
#NameElo1234567
1Ares 1.005.2.1 64-bit2421 15.829.328.46.84.10.0
2Ares 1.005 64-bit241815.8 32.54.73.02.50.0
3Ares 1.005.2 64-bit241129.332.5 8.64.84.70.0
4Ares GB 64-bit238828.44.78.6 3.33.43.5
5Ares 1.00423736.83.04.83.3 17.67.9
6Ares 1.003a23054.12.54.73.417.6 29.1
7Ares 1.022580.00.00.03.57.929.1 
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 133 common opponents

Custom engine selection
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
GreKo 12.9 64-bit2579 0%
0/2
35%
3.5/10
    
Capivara LK 0.09b02f 64-bit2569 12%
1/8
30%
3/10
    
Carballo 1.5 64-bit2557 35%
3.5/10
38%
1.5/4
    
AnMon 5.75253919%
1.5/8
 45%
4.5/10
    
Phalanx XXIV2537 58%
3.5/6
42%
2.5/6
    
K2 0.832534 56%
4.5/8
12%
0.5/4
    
Fridolin 2.00 64-bit2531 33%
6/18
29%
7/24
    
nanoSzachy 4.1 64-bit2530 50%
1/2
32%
6.5/20
    
Orion 0.5 64-bit252744%
3.5/8
  30%
14/46
   
Betsabe II 1.7525080%
0/4
50%
5/10
50%
2/4
    
Crafty 20.13 32-bit250844%
3.5/8
 40%
4/10
    
Asymptote 0.3 64-bit250425%
2.5/10
  30%
10/33
   
Delphil 3.2 64-bit2498 25%
2.5/10
40%
4/10
    
Pupsi2 0.092497 42%
2.5/6
25%
0.5/2
    
Winter 0.1.1 64-bit249625%
1/4
 50%
1/2
    
MadChess 2.2 64-bit249442%
5/12
 0%
0/2
43%
14.5/34
   
Pepito 1.59 64-bit2493 12%
0.5/4
25%
3/12
    
K2 0.752492 50%
2/4
0%
0/1
    
Ghost 2.0.2 64-bit2485 20%
2/10
38%
7.5/20
    
Zurichess Geneva 64-bit248344%
3.5/8
 19%
1.5/8
    
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Drosophila 1.5.1 64-bit248050%
2/4
 50%
1/2
34%
13/38
   
Jumbo 0.6.35 64-bit247912%
0.5/4
  28%
8.5/30
   
Shield 1.2 64-bit247444%
3.5/8
 25%
1/4
    
Trace 1.37a247238%
1.5/4
100%
1/1
0%
0/2
    
Jumbo 0.6.31 64-bit247071%
8.5/12
 50%
1/2
    
Quark 2.35246950%
2/4
 50%
1/2
    
Lozza 1.18 64-bit246841%
6.5/16
 50%
1/2
42%
8.5/20
   
WyldChess 1.2 64-bit246756%
4.5/8
38%
3/8
     
Betsabe II 1.66246338%
3/8
40%
4/10
44%
3.5/8
    
Carballo 1.32462 39%
5.5/14
25%
1/4
    
Giraffe 20150908 64-bit2461 25%
1/4
45%
10/22
    
Bumblebee 1.0 64-bit245925%
2/8
50%
5/10
30%
1.5/5
    
Carballo 1.22459 67%
4/6
45%
4.5/10
    
RubiChess 0.8 64-bit245933%
1/3
 75%
1.5/2
    
Bagatur 1.4d 64-bit2457 35%
3.5/10
38%
1.5/4
    
Orion 0.4 64-bit245250%
4/8
 43%
3/7
    
Bumblebee 1.0.36898e1 64-bit2446 25%
2.5/10
32%
4.5/14
    
Eeyore 1.52 64-bit2445 25%
1/4
  38%
9/24
  
Abrok 5.0244431%
2.5/8
100%
2/2
     
Hussar 0.42444 100%
1/1
25%
1/4
 62%
5/8
  
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Shallow r694 64-bit2444 30%
3/10
39%
5.5/14
    
Betsabe II 1.472443 52%
11.5/22
38%
1.5/4
    
Cheese 1.4 32-bit2441  45%
4.5/10
 35%
3.5/10
  
K2 0.792441 44%
3.5/8
33%
2/6
    
Zurichess Fribourg 64-bit2440 50%
2/4
40%
4/10
    
Nemeton 1.6243931%
2.5/8
 30%
3/10
    
Bearded N44.5 64-bit243842%
8.5/20
 60%
3/5
75%
3/4
   
Delphil 2.6b2436  45%
4.5/10
 17%
1/6
  
Taltos rev118 64-bit243656%
4.5/8
50%
3/6
 0%
0/4
   
TJchess 1.3 64-bit243546%
5.5/12
 50%
11/22
    
Snitch 1.6.2 64-bit243444%
3.5/8
35%
3.5/10
     
Pedone 0.4 64-bit2427 41%
6.5/16
60%
6/10
    
Cmcchess 2.6 64-bit242150%
6/12
 55%
22/40
75%
1.5/2
   
PostModernist 1016242052%
10.5/20
75%
1.5/2
  0%
0/2
  
Kiwi 0.6d 32-bit241944%
3.5/8
   52%
13.5/26
  
K2 0.712418 60%
9/15
50%
5/10
    
RomiChess P3n 64-bit241661%
17/28
 43%
6.5/15
52%
25/48
   
Bitfoot 1.0.d9aeb43 64-bit2415 40%
9.5/24
88%
3.5/4
    
Ifrit m1.8 64-bit241262%
5/8
17%
0.5/3
50%
2/4
    
Gaia 3.5 32-bit241162%
5/8
   0%
0/2
  
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Queen 4.03240956%
4.5/8
   27%
6.5/24
  
Amy 0.87b240344%
3.5/8
75%
1.5/2
  100%
2/2
  
Patzer 3.80240244%
3.5/8
50%
1/2
70%
7/10
 25%
0.5/2
  
Simplex 0.9.8 64-bit2400 25%
2/8
45%
4.5/10
 40%
9.5/24
  
Tigran 2.4n 64-bit2400 54%
13/24
55%
5.5/10
    
Myrddin 0.87 64-bit239754%
15/28
46%
6.5/14
50%
12/24
42%
7.5/18
 50%
2/4
 
Gosu 0.16239631%
2.5/8
 33%
1/3
    
Popochin 4.1 64-bit239450%
10/20
62%
5/8
88%
3.5/4
58%
7.5/13
   
Alex 2.14a 64-bit239350%
4/8
 45%
4.5/10
 42%
10/24
  
Amateur 2.822391    50%
0.5/1
 17%
2/12
Sorgenkind 0.42389   47%
14/30
59%
9.5/16
38%
1.5/4
29%
3.5/12
Waxman 20142389 52%
11/21
75%
3/4
    
Sage 3.532387    36%
2.5/7
30%
1.5/5
 
Horizon 4.42386  50%
0.5/1
 25%
1/4
  
Comet B682384 25%
0.5/2
  50%
1/2
  
Jazz 721 64-bit238462%
5/8
67%
4/6
     
Thor's Hammer 2.28 32-bit237962%
5/8
  50%
1/2
   
OliThink 5.3.2 64-bit237469%
5.5/8
 62%
2.5/4
    
iCE 0.22372 60%
6/10
  58%
3.5/6
  
MadChess 2.0 64-bit2370 60%
6/10
43%
6/14
    
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Waxman 2017237075%
3/4
35%
3.5/10
71%
5/7
49%
21.5/44
   
Alex 2.14a 32-bit2364    44%
7/16
35%
3.5/10
 
GreKo 6.52364     0%
0/2
36%
5/14
Isa 2.0.64 64-bit236181%
6.5/8
 83%
2.5/3
55%
29.5/54
   
Plisk 0.2.7d 64-bit236169%
5.5/8
50%
2/4
38%
1.5/4
75%
1.5/2
   
OliThink 5.3.0 32-bit2359    52%
10.5/20
62%
2.5/4
 
Flux 2.2.12357    0%
0/1
25%
0.5/2
 
Tytan 9.32 32-bit2347     75%
1.5/2
50%
1/2
Glass 1.52345    54%
14/26
39%
11/28
 
Arion 1.7234338%
3/8
   50%
3/6
  
Rodin 2.3a2339     50%
3/6
34%
11/32
Jazz 840 64-bit2338 58%
3.5/6
54%
7.5/14
  50%
4/8
 
Gibbon 2.60a 64-bit233775%
6/8
75%
12/16
     
Popochin 4.0 64-bit2336  50%
2.5/5
  45%
4.5/10
 
Asterisk 0.6233169%
5.5/8
    75%
1.5/2
 
FireFly 2.7.2 64-bit233169%
5.5/8
83%
5/6
67%
4/6
25%
2/8
   
Amundsen 0.80232862%
5/8
  63%
19/30
58%
14.5/25
25%
1/4
 
Chezzz 1.0.3232256%
4.5/8
   50%
0.5/1
75%
1.5/2
 
WChess 1.062321   57%
17/30
  29%
3.5/12
EveAnn 1.72232075%
6/8
 50%
8.5/17
    
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
EveAnn 1.71a2319 60%
6/10
 88%
3.5/4
   
Gibbon 2.69a 64-bit2319 58%
7/12
61%
8.5/14
    
KnightX 1.92231756%
4.5/8
 83%
2.5/3
 75%
1.5/2
  
Asymptote 0.2.0 64-bit2314   68%
20.5/30
 33%
2/6
 
Cheese 1.32309    54%
6.5/12
55%
6/11
50%
1/2
Nemeton 1.22309 75%
1.5/2
   75%
3/4
 
Joker 1.1.14230281%
6.5/8
    25%
0.5/2
 
Anechka 0.082300     75%
1.5/2
75%
1.5/2
Fischerle 0.9.80 SE 64-bit2299 75%
7.5/10
75%
9/12
    
Zeus 1.292299     25%
0.5/2
50%
1/2
Popochin 3.22296    100%
4/4
50%
5.5/11
 
Absolute Zero 2.4.7.2 64-bit229562%
2.5/4
 62%
15/24
67%
20/30
   
Fischerle 0.9.70 SE 64-bit2295  50%
5/10
  62%
5/8
 
Invictus r228 64-bit2291   67%
4/6
 75%
4.5/6
 
FireFly 2.7.0 64-bit2287 71%
8.5/12
0%
0/2
    
Butcher 1.60n12285    64%
20.5/32
57%
8/14
53%
9.5/18
Chispa 4.0.32273     100%
2/2
69%
12.5/18
Matilde 2008 32-bit2273     33%
2/6
38%
7.5/20
AliChess 4.202264     54%
6.5/12
62%
2.5/4
AliChess 4.212258    47%
7.5/16
32%
3.5/11
 
NameEloAres
1.005.2.1
64-bit
Ares
1.005
64-bit
Ares
1.005.2
64-bit
Ares
GB
64-bit
Ares
1.004
Ares
1.003a
Ares
1.0
Protej 0.5.8c2253 100%
10/10
75%
1.5/2
    
Waxman 20092253    83%
10/12
70%
16/23
52%
10.5/20
Feuerstein 0.4.6.12238    62%
2.5/4
56%
4.5/8
100%
1/1
Tiny Chess 1.46 64-bit222538%
1.5/4
  88%
3.5/4
   
Joker2 0.7.7 64-bit222162%
2.5/4
  72%
21.5/30
   
Uralochka 1.1b2218     50%
4/8
75%
1.5/2
Gibbon 2.52a2217    62%
2.5/4
 47%
8.5/18
Neurosis 2.52207    100%
4/4
62%
5/8
75%
1.5/2
ChessAlex 2.0r42205     88%
3.5/4
100%
2/2
BlackBishop 1.02202     100%
4/4
100%
1/1
NG-Play 9.87 64-bit2188100%
4/4
 88%
3.5/4
    
TJchess 0.1212134     56%
4.5/8
0%
0/2
Abbess 2018.02.072033  100%
1/1
0%
0/1
   
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 October 19, 2019