CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 5 engines!
5 selected engines played 0 games with each other

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Computed on December 7, 2019 with Bayeselo based on 2'143'600 games

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+
1nanoSzachy 4.1 64-bit2559+12−1248.3%+11.826.9%2443 
97.4%
 nanoSzachy 4.0 64-bit2543+11−1147.7%+16.427.3%3024
100.0%
 nanoSzachy 3.92495+13−1348.3%+11.428.9%2060
100.0%
 nanoSzachy 3.82447+13−1350.6%−4.225.8%2130
99.9%
 nanoSzachy 3.52414+17−1755.6%−52.124.1%1414
 

Results matrix

Custom engine selection
#NameElo12345
1nanoSzachy 4.1 64-bit2559     
2nanoSzachy 4.0 64-bit2543     
3nanoSzachy 3.92495     
4nanoSzachy 3.82447     
5nanoSzachy 3.52414     
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
#NameElo12345
1nanoSzachy 4.1 64-bit2559 97.4100.0100.0100.0
2nanoSzachy 4.0 64-bit25432.6 100.0100.0100.0
3nanoSzachy 3.924950.00.0 100.0100.0
4nanoSzachy 3.824470.00.00.0 99.9
5nanoSzachy 3.524140.00.00.00.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1nanoSzachy 4.1 64-bit2559 134575026018
2nanoSzachy 4.0 64-bit25431345 1368527128
3nanoSzachy 3.924957501368 2172447
4nanoSzachy 3.824472605272172 1137
5nanoSzachy 3.52414181284471137 
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
#NameElo12345
1nanoSzachy 4.1 64-bit2559 24.616.75.70.5
2nanoSzachy 4.0 64-bit254324.6 26.910.22.9
3nanoSzachy 3.9249516.726.9 51.812.9
4nanoSzachy 3.824475.710.251.8 32.1
5nanoSzachy 3.524140.52.912.932.1 
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 86 common opponents

Custom engine selection
NameElonanoSzachy
4.1
64-bit
nanoSzachy
4.0
64-bit
nanoSzachy
3.9
nanoSzachy
3.8
nanoSzachy
3.5
Naraku 1.312653  31%
9.5/31
28%
8.5/30
 
Movei 00.8.438 (10 10 10)2623100%
1/1
36%
11.5/32
   
Philou 3.7.1 64-bit262036%
11.5/32
30%
3/10
   
Sloppy 0.2.2 64-bit26170%
0/2
31%
10/32
   
Slow Chess Blitz WV2.1261541%
13.5/33
38%
12/32
23%
7.5/32
  
Deuterium 10.01.27.2132610 31%
10/32
 18%
5.5/30
 
Glass 2.0 64-bit261058%
17.5/30
47%
15/32
   
Amyan 1.72260452%
16.5/32
36%
11.5/32
33%
4/12
  
GarboChess 2.10 64-bit259841%
13/32
61%
19.5/32
   
GNU Chess 5.07.173b 64-bit2597 42%
13.5/32
29%
3.5/12
  
Godel 2.05 64-bit2589 56%
18/32
42%
13.5/32
  
Arasan 13.2 64-bit2582 56%
18/32
29%
3.5/12
  
Francesca MAD 0.19258141%
13.5/33
47%
14.5/31
29%
3.5/12
  
Hamsters 0.7.1257852%
16.5/32
47%
15/32
   
GreKo 12.9 64-bit257756%
18/32
45%
14.5/32
   
Arminius 2015-08-06 64-bit257450%
16/32
55%
17.5/32
   
Donna 2.1 64-bit257428%
7.5/27
34%
11/32
   
Rotor 0.62573 52%
16.5/32
42%
5/12
  
SOS 5.1257342%
24.5/58
 50%
13/26
  
Aristarch 4.50256644%
14.5/33
 41%
13/32
25%
7.5/30
 
NameElonanoSzachy
4.1
64-bit
nanoSzachy
4.0
64-bit
nanoSzachy
3.9
nanoSzachy
3.8
nanoSzachy
3.5
Petir 4.39256656%
18/32
 42%
5/12
  
Brutus 8.05 64-bit255750%
16/32
53%
16.5/31
   
Glass 1.7 64-bit2556 45%
14.5/32
38%
4.5/12
30%
9.5/32
 
Petir 4.999999255533%
1/3
56%
18/32
   
Rebel Century254558%
18.5/32
40%
13.5/34
   
Maverick 1.0 64-bit254053%
17/32
48%
15.5/32
   
Ufim 8.02254048%
30.5/63
53%
17/32
38%
24.5/64
  
AnMon 5.75253947%
29.5/63
45%
14.5/32
38%
24.5/64
45%
13.5/30
 
Fridolin 2.00 64-bit253861%
38.5/63
44%
14/32
   
Cheng3 1.03 64-bit2537  36%
11.5/32
45%
14.5/32
 
Pupsi2 0.09253763%
19.5/31
52%
10.5/20
   
SmarThink 0.17a2537  39%
12.5/32
45%
13.5/30
 
DanaSah 4.88253347%
14.5/31
60%
18.5/31
   
Hermann 2.8 64-bit253125%
0.5/2
48%
15.5/32
46%
5.5/12
  
GreKo 8.2 64-bit2526 47%
14.5/31
29%
3.5/12
  
Pepito 1.59.2 64-bit252156%
14/25
52%
16.5/32
53%
17/32
  
Rodin 4.02512 61%
19.5/32
58%
25.5/44
45%
14.5/32
 
Pupsi2 0.082507  29%
3.5/12
56%
18/32
 
DanaSah 4.242506 62%
20/32
55%
17/31
 55%
17.5/32
Green Light Chess 3.01.2.22505100%
1/1
55%
17.5/32
48%
30/62
50%
15/30
 
NameElonanoSzachy
4.1
64-bit
nanoSzachy
4.0
64-bit
nanoSzachy
3.9
nanoSzachy
3.8
nanoSzachy
3.5
Little Goliath Evolution 3.122505100%
1/1
52%
16.5/32
53%
33.5/63
37%
11/30
 
Yace 0.99.87250475%
19.5/26
62%
20/32
55%
34.5/63
45%
13.5/30
 
Trace 1.37a2500 72%
23/32
55%
35/64
42%
12.5/30
30%
9.5/32
Pepito 1.59 32-bit2493  38%
12/32
50%
15/30
 
Magnum 4.0 32-bit249150%
0.5/1
50%
5/10
   
Tao 5.6248625%
0.5/2
 45%
14.5/32
48%
14/29
 
Murka 2 64-bit2482 50%
5/10
53%
17/32
  
Cheese 1.4 64-bit2476 52%
10.5/20
59%
19/32
  
Cerebro 3.03d2471  43%
27.5/64
48%
14.5/30
38%
12/32
Kiwi 0.6d 64-bit2470100%
1/1
 55%
17.5/32
43%
13/30
 
Xpdnt 0910072469  55%
17.5/32
55%
16.5/30
 
Dorky 4.3 64-bit2466 61%
5.5/9
50%
6/12
55%
17.5/32
 
Pawny 0.3 64-bit2463  64%
27.5/43
41%
13/32
 
LittleThought 1.052 64-bit245250%
0.5/1
 51%
32.5/64
63%
19/30
 
Philou 3.14.12450   53%
16/30
42%
13.5/32
Counter 1.22447100%
1/1
 58%
37/64
35%
10.5/30
 
SpiderChess 070603243950%
0.5/1
 53%
17/32
55%
16.5/30
53%
17/32
Atlas 3.14b 64-bit2436  55%
24/44
52%
16.5/32
 
Abrok 5.0243550%
1/2
 74%
23/31
47%
14/30
 
King of Kings 2.562434  53%
17/32
52%
15.5/30
 
NameElonanoSzachy
4.1
64-bit
nanoSzachy
4.0
64-bit
nanoSzachy
3.9
nanoSzachy
3.8
nanoSzachy
3.5
LambChop 10.992434100%
1/1
 64%
20.5/32
43%
13/30
55%
17.5/32
Eeyore 1.52 64-bit2427 60%
6/10
38%
4.5/12
  
Gaia 3.5 64-bit2425100%
2/2
 53%
17/32
50%
15/30
 
Nejmet 3.072425  62%
20/32
55%
16.5/30
 
Quark 2.352423  67%
21.5/32
42%
12.5/30
 
Hussar 0.42420 70%
7/10
50%
6/12
  
OliThink 5.3.0 64-bit2417  56%
18/32
63%
19/30
 
RomiChess P3L 64-bit2412 70%
7/10
62%
20/32
  
RomiChess P3k 64-bit2409   53%
16/30
53%
17/32
Ifrit m1.8 64-bit2404100%
1/1
55%
5.5/10
   
OliThink 5.3.2 64-bit2402100%
1/1
70%
7/10
   
Comet B502388  62%
20/32
72%
23/32
44%
14/32
Leila 0.53h2388  67%
21.5/32
43%
13/30
 
Diablo 0.5.1238550%
0.5/1
  57%
17/30
 
Gosu 0.162382100%
1/1
  50%
14.5/29
59%
19/32
Comet B682377100%
1/1
  73%
22/30
53%
17/32
Der Bringer 1.92374   55%
16.5/30
53%
16/30
Djinn 0.925x2373   53%
16/30
80%
20/25
Muse 0.899b2372   43%
13/30
53%
17/32
Cheese 1.32343   67%
41.5/62
61%
19.5/32
NameElonanoSzachy
4.1
64-bit
nanoSzachy
4.0
64-bit
nanoSzachy
3.9
nanoSzachy
3.8
nanoSzachy
3.5
Arion 1.72333   66%
18.5/28
52%
16.5/32
Sage 3.532325   62%
18.5/30
52%
16.5/32
KnightX 1.922297   70%
21/30
42%
13.5/32
Popochin 3.22275   68%
20.5/30
53%
17/32
Anechka 0.082235100%
1/1
  73%
22/30
84%
26/31
Lime 662143100%
1/1
   88%
18.5/21
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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Rating list
Testing profile
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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

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
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Reference rating list:
Recalibrate:
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  Recalibrate reference list to current one using all common engines
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019