CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
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 CPU.
Computed on December 7, 2019 with Bayeselo based on 1'104'002 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-bit2420+21−2152.4%−16.237.2%723 
57.5%
 Ares 1.005 64-bit2417+18−1847.4%+18.036.0%1008
70.6%
 Ares 1.005.2 64-bit2410+17−1848.2%+12.333.5%1126
98.3%
 Ares GB 64-bit2385+15−1547.5%+15.829.4%1679
87.4%
 Ares 1.0042373+16−1649.4%+2.526.7%1395
100.0%
 Ares 1.003a2304+34−3452.1%−16.929.9%291
97.7%
 Ares 1.02257+30−3046.4%+23.528.0%379
 

Results matrix

Custom engine selection
#NameElo1234567
1Ares 1.005.2.1 64-bit2420   66 − 44
+37−15=58
+23
   
2Ares 1.005 64-bit2417       
3Ares 1.005.2 64-bit2410       
4Ares GB 64-bit238544 − 66
+15−37=58
−23
      
5Ares 1.0042373       
6Ares 1.003a2304       
7Ares 1.02257       
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-bit2420 57.575.599.7100.0100.0100.0
2Ares 1.005 64-bit241742.5 70.699.6100.0100.0100.0
3Ares 1.005.2 64-bit241024.529.4 98.399.9100.0100.0
4Ares GB 64-bit23850.30.41.7 87.4100.0100.0
5Ares 1.00423730.00.00.112.6 100.0100.0
6Ares 1.003a23040.00.00.00.00.0 97.7
7Ares 1.022570.00.00.00.00.02.3 
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-bit2420 274541678143420
2Ares 1.005 64-bit2417274 69312871320
3Ares 1.005.2 64-bit2410541693 238122670
4Ares GB 64-bit2385678128238 1016872
5Ares 1.004237314371122101 297140
6Ares 1.003a230442326768297 195
7Ares 1.0225700072140195 
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-bit2420 15.829.328.26.84.10.0
2Ares 1.005 64-bit241715.8 32.54.83.02.50.0
3Ares 1.005.2 64-bit241029.332.5 8.54.84.70.0
4Ares GB 64-bit238528.24.88.5 3.33.53.5
5Ares 1.00423736.83.04.83.3 17.67.9
6Ares 1.003a23044.12.54.73.517.6 29.1
7Ares 1.022570.00.00.03.57.929.1 
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-bit2578 0%
0/2
35%
3.5/10
    
Capivara LK 0.09b02f 64-bit2568 12%
1/8
30%
3/10
    
Carballo 1.5 64-bit2556 35%
3.5/10
38%
1.5/4
    
AnMon 5.75253819%
1.5/8
 45%
4.5/10
    
Phalanx XXIV2536 58%
3.5/6
42%
2.5/6
    
K2 0.832533 56%
4.5/8
12%
0.5/4
    
Fridolin 2.00 64-bit2530 33%
6/18
29%
7/24
    
nanoSzachy 4.1 64-bit2529 50%
1/2
32%
6.5/20
    
Orion 0.5 64-bit252644%
3.5/8
  30%
14/46
   
Crafty 20.13 32-bit250944%
3.5/8
 40%
4/10
    
Betsabe II 1.7525070%
0/4
50%
5/10
50%
2/4
    
Asymptote 0.3 64-bit250325%
2.5/10
  30%
10/33
   
Delphil 3.2 64-bit2497 25%
2.5/10
40%
4/10
    
Pupsi2 0.092497 42%
2.5/6
25%
0.5/2
    
Winter 0.1.1 64-bit249425%
1/4
 50%
1/2
    
Pepito 1.59 64-bit2492 12%
0.5/4
25%
3/12
    
K2 0.752491 50%
2/4
0%
0/1
    
MadChess 2.2 64-bit249142%
5/12
 0%
0/2
43%
14.5/34
   
Ghost 2.0.2 64-bit2484 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-bit247850%
2/4
 50%
1/2
34%
13/38
   
Jumbo 0.6.35 64-bit247812%
0.5/4
  28%
8.5/30
   
Shield 1.2 64-bit247344%
3.5/8
 25%
1/4
    
Trace 1.37a247138%
1.5/4
100%
1/1
0%
0/2
    
Jumbo 0.6.31 64-bit246971%
8.5/12
 50%
1/2
    
Lozza 1.18 64-bit246841%
6.5/16
 50%
1/2
42%
8.5/20
   
Quark 2.35246850%
2/4
 50%
1/2
    
WyldChess 1.2 64-bit246656%
4.5/8
38%
3/8
     
Betsabe II 1.66246238%
3/8
40%
4/10
44%
3.5/8
    
Carballo 1.32461 39%
5.5/14
25%
1/4
    
Giraffe 20150908 64-bit2460 25%
1/4
45%
10/22
    
Carballo 1.22459 67%
4/6
45%
4.5/10
    
RubiChess 0.8 64-bit245833%
1/3
 75%
1.5/2
    
Bagatur 1.4d 64-bit2456 35%
3.5/10
38%
1.5/4
    
Bumblebee 1.0 64-bit245625%
2/8
50%
5/10
30%
1.5/5
    
Orion 0.4 64-bit245150%
4/8
 43%
3/7
    
Bumblebee 1.0.36898e1 64-bit2445 25%
2.5/10
32%
4.5/14
    
Eeyore 1.52 64-bit2444 25%
1/4
  38%
9/24
  
Abrok 5.0244331%
2.5/8
100%
2/2
     
Hussar 0.42443 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-bit2443 30%
3/10
39%
5.5/14
    
Betsabe II 1.472442 52%
11.5/22
38%
1.5/4
    
Cheese 1.4 32-bit2440  45%
4.5/10
 35%
3.5/10
  
K2 0.792439 44%
3.5/8
33%
2/6
    
Zurichess Fribourg 64-bit2439 50%
2/4
40%
4/10
    
Nemeton 1.6243831%
2.5/8
 30%
3/10
    
Bearded N44.5 64-bit243642%
8.5/20
 60%
3/5
75%
3/4
   
Delphil 2.6b2435  45%
4.5/10
 17%
1/6
  
Taltos rev118 64-bit243556%
4.5/8
50%
3/6
 0%
0/4
   
TJchess 1.3 64-bit243446%
5.5/12
 50%
11/22
    
Snitch 1.6.2 64-bit243244%
3.5/8
35%
3.5/10
     
Pedone 0.4 64-bit2426 41%
6.5/16
60%
6/10
    
Cmcchess 2.6 64-bit242050%
6/12
 55%
22/40
75%
1.5/2
   
PostModernist 1016241952%
10.5/20
75%
1.5/2
  0%
0/2
  
Kiwi 0.6d 32-bit241844%
3.5/8
   52%
13.5/26
  
K2 0.712417 60%
9/15
50%
5/10
    
RomiChess P3n 64-bit241561%
17/28
 43%
6.5/15
52%
25/48
   
Bitfoot 1.0.d9aeb43 64-bit2413 40%
9.5/24
88%
3.5/4
    
Ifrit m1.8 64-bit241162%
5/8
17%
0.5/3
50%
2/4
    
Gaia 3.5 32-bit241062%
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 4.03240856%
4.5/8
   27%
6.5/24
  
Amy 0.87b240244%
3.5/8
75%
1.5/2
  100%
2/2
  
Patzer 3.80240044%
3.5/8
50%
1/2
70%
7/10
 25%
0.5/2
  
Simplex 0.9.8 64-bit2399 25%
2/8
45%
4.5/10
 40%
9.5/24
  
Tigran 2.4n 64-bit2399 54%
13/24
55%
5.5/10
    
Gosu 0.16239731%
2.5/8
 33%
1/3
    
Myrddin 0.87 64-bit239554%
15/28
46%
6.5/14
50%
12/24
42%
7.5/18
 50%
2/4
 
Popochin 4.1 64-bit239350%
10/20
62%
5/8
88%
3.5/4
53%
8.5/16
   
Alex 2.14a 64-bit239250%
4/8
 45%
4.5/10
 42%
10/24
  
Amateur 2.822391    50%
0.5/1
 17%
2/12
Sorgenkind 0.42388   47%
14/30
59%
9.5/16
38%
1.5/4
29%
3.5/12
Waxman 20142388 52%
11/21
75%
3/4
    
Sage 3.532386    36%
2.5/7
30%
1.5/5
 
Horizon 4.42385  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-bit237369%
5.5/8
 62%
2.5/4
    
iCE 0.22371 60%
6/10
  58%
3.5/6
  
Waxman 2017237075%
3/4
35%
3.5/10
71%
5/7
47%
21.5/46
   
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
MadChess 2.0 64-bit2369 60%
6/10
43%
6/14
    
Alex 2.14a 32-bit2363    44%
7/16
35%
3.5/10
 
GreKo 6.52363     0%
0/2
36%
5/14
Isa 2.0.64 64-bit236181%
6.5/8
 83%
2.5/3
55%
29.5/54
   
OliThink 5.3.0 32-bit2358    52%
10.5/20
62%
2.5/4
 
Plisk 0.2.7d 64-bit235869%
5.5/8
50%
2/4
38%
1.5/4
75%
1.5/2
   
Flux 2.2.12357    0%
0/1
25%
0.5/2
 
Tytan 9.32 32-bit2346     75%
1.5/2
50%
1/2
Glass 1.52344    54%
14/26
39%
11/28
 
Arion 1.7234238%
3/8
   50%
3/6
  
Rodin 2.3a2338     50%
3/6
34%
11/32
Jazz 840 64-bit2337 58%
3.5/6
54%
7.5/14
  50%
4/8
 
Gibbon 2.60a 64-bit233675%
6/8
75%
12/16
     
Popochin 4.0 64-bit2335  50%
2.5/5
  45%
4.5/10
 
Asterisk 0.6233069%
5.5/8
    75%
1.5/2
 
FireFly 2.7.2 64-bit232969%
5.5/8
83%
5/6
67%
4/6
25%
2/8
   
Amundsen 0.80232762%
5/8
  63%
19/30
58%
14.5/25
25%
1/4
 
Chezzz 1.0.3232156%
4.5/8
   50%
0.5/1
75%
1.5/2
 
WChess 1.062320   57%
17/30
  29%
3.5/12
EveAnn 1.72231975%
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 1.71a2318 60%
6/10
 88%
3.5/4
   
Gibbon 2.69a 64-bit2318 58%
7/12
61%
8.5/14
    
KnightX 1.92231656%
4.5/8
 83%
2.5/3
 75%
1.5/2
  
Asymptote 0.2.0 64-bit2313   68%
20.5/30
 33%
2/6
 
Cheese 1.32308    54%
6.5/12
55%
6/11
50%
1/2
Nemeton 1.22308 75%
1.5/2
   75%
3/4
 
Joker 1.1.14230181%
6.5/8
    25%
0.5/2
 
Anechka 0.082299     75%
1.5/2
75%
1.5/2
Fischerle 0.9.80 SE 64-bit2298 75%
7.5/10
75%
9/12
    
Zeus 1.292298     25%
0.5/2
50%
1/2
Popochin 3.22295    100%
4/4
50%
5.5/11
 
Absolute Zero 2.4.7.2 64-bit229462%
2.5/4
 62%
15/24
67%
20/30
   
Fischerle 0.9.70 SE 64-bit2294  50%
5/10
  62%
5/8
 
Invictus r228 64-bit2290   62%
5/8
 75%
4.5/6
 
FireFly 2.7.0 64-bit2286 71%
8.5/12
0%
0/2
    
Butcher 1.60n12284    64%
20.5/32
57%
8/14
53%
9.5/18
Chispa 4.0.32272     100%
2/2
69%
12.5/18
Matilde 2008 32-bit2272     33%
2/6
38%
7.5/20
AliChess 4.202261     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 0.5.8c2255 100%
10/10
75%
1.5/2
    
Waxman 20092252    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-bit222438%
1.5/4
  88%
3.5/4
   
Joker2 0.7.7 64-bit221762%
2.5/4
  72%
21.5/30
   
Uralochka 1.1b2217     50%
4/8
75%
1.5/2
Gibbon 2.52a2216    62%
2.5/4
 47%
8.5/18
Neurosis 2.52206    100%
4/4
62%
5/8
75%
1.5/2
ChessAlex 2.0r42203     88%
3.5/4
100%
2/2
BlackBishop 1.02201     100%
4/4
100%
1/1
NG-Play 9.87 64-bit2187100%
4/4
 88%
3.5/4
    
TJchess 0.1212133     56%
4.5/8
0%
0/2
Abbess 2018.02.072032  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 December 7, 2019