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+
1tomitankChess 3.0 64-bit2765+14−1454.2%−35.133.5%1895 
100.0%
 tomitankChess 2.0 64-bit2616+17−1754.5%−31.430.9%1134
99.7%
 tomitankChess 2.1 64-bit2564+32−3340.5%+64.631.0%316
99.8%
 tomitankChess 1.5 64-bit2507+20−2048.6%+8.924.1%918
77.9%
 tomitankChess 1.4 64-bit2496+19−1956.9%−48.227.2%970
 

Results matrix

Custom engine selection
#NameElo12345
1tomitankChess 3.0 64-bit2765     
2tomitankChess 2.0 64-bit2616     
3tomitankChess 2.1 64-bit2564     
4tomitankChess 1.5 64-bit2507     
5tomitankChess 1.4 64-bit2496     
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
1tomitankChess 3.0 64-bit2765 100.0100.0100.0100.0
2tomitankChess 2.0 64-bit26160.0 99.7100.0100.0
3tomitankChess 2.1 64-bit25640.00.3 99.8100.0
4tomitankChess 1.5 64-bit25070.00.00.2 77.9
5tomitankChess 1.4 64-bit24960.00.00.022.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1tomitankChess 3.0 64-bit2765 429450219
2tomitankChess 2.0 64-bit2616429 182650487
3tomitankChess 2.1 64-bit2564450182 30
4tomitankChess 1.5 64-bit2507216503 524
5tomitankChess 1.4 64-bit249694870524 
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
1tomitankChess 3.0 64-bit2765 14.220.40.70.3
2tomitankChess 2.0 64-bit261614.2 12.631.723.1
3tomitankChess 2.1 64-bit256420.412.6 0.20.0
4tomitankChess 1.5 64-bit25070.731.70.2 27.8
5tomitankChess 1.4 64-bit24960.323.10.027.8 
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 42 common opponents

Custom engine selection
NameElotomitankChess
3.0
64-bit
tomitankChess
2.0
64-bit
tomitankChess
2.1
64-bit
tomitankChess
1.5
64-bit
tomitankChess
1.4
64-bit
Gaviota 1.0 64-bit28730%
0/1
  0%
0/1
 
RubiChess 1.1 64-bit277956%
22/39
31%
7.5/24
   
Djinn 1.021 64-bit267655%
17.5/32
  0%
0/1
 
Colossus 2008b264256%
18/32
 29%
8/28
  
Cyrano 0.6b17 64-bit264169%
18/26
 43%
12/28
  
Sjakk 2.2 64-bit263867%
21.5/32
 41%
12/29
  
Rodin 8.0263677%
18.5/24
 41%
12/29
  
E.T. Chess 13.01.08263469%
18/26
 41%
11.5/28
  
Francesca MAD 0.20 64-bit262973%
19/26
36%
11.5/32
   
Movei 00.8.438 (10 10 10)262388%
23/26
 38%
11/29
0%
0/1
 
WildCat 826230%
0/1
47%
15/32
50%
14.5/29
  
Philou 3.7.1 64-bit262073%
19/26
41%
13/32
36%
10.5/29
  
Sloppy 0.2.2 64-bit261771%
18.5/26
47%
15/32
   
Zarkov 6.55261787%
22.5/26
 29%
8.5/29
  
Slow Chess Blitz WV2.1261580%
20/25
48%
15.5/32
   
Rotor 0.82612 53%
16.5/31
45%
13/29
  
Glass 2.0 64-bit261078%
19.5/25
39%
12.5/32
   
NoraGrace 2.0 64-bit26090%
0/1
52%
16.5/32
   
Ruffian 2.1.0260872%
18/25
47%
15/32
   
Amyan 1.722604100%
1/1
45%
14.5/32
   
NameElotomitankChess
3.0
64-bit
tomitankChess
2.0
64-bit
tomitankChess
2.1
64-bit
tomitankChess
1.5
64-bit
tomitankChess
1.4
64-bit
Maverick 1.5 64-bit2569 50%
14/28
 47%
14.5/31
 
nanoSzachy 4.1 64-bit2559 69%
20/29
 48%
15.5/32
36%
8/22
Brutus 8.05 64-bit2557100%
1/1
53%
15.5/29
 47%
15/32
 
Petir 4.9999992555100%
1/1
   36%
10.5/29
Ghost 3.1 64-bit2554 55%
16/29
 33%
10/30
 
Betsabe II 1.84254350%
0.5/1
76%
22/29
   
Ufim 8.022540 62%
18/29
 32%
10/31
55%
16/29
AnMon 5.752539 66%
19/29
 53%
15.5/29
 
Fridolin 2.00 64-bit2538 76%
22/29
 33%
9.5/29
52%
15/29
Pupsi2 0.092537 52%
15/29
  43%
25.5/59
Hermann 2.8 64-bit2531100%
1/1
71%
20.5/29
 39%
12/31
45%
13/29
Betsabe II 1.752523   43%
13/30
47%
13.5/29
JikChess 0.02 64-bit2522100%
1/1
78%
22.5/29
 52%
15/29
31%
9/29
Pepito 1.59.2 64-bit2521 69%
20/29
  52%
15.5/30
Coiled 0.4 64-bit2508 60%
17.5/29
 64%
18.5/29
 
Danchess CCT72506 76%
22/29
 62%
18/29
59%
17/29
Dorky 4.5 64-bit2505   45%
13/29
50%
14/28
BBChess 1.3b 64-bit2480   54%
13.5/25
38%
11/29
PostModernist 10162389   0%
0/1
61%
19.5/32
Der Bringer 1.92374   0%
0/1
73%
23.5/32
NameElotomitankChess
3.0
64-bit
tomitankChess
2.0
64-bit
tomitankChess
2.1
64-bit
tomitankChess
1.5
64-bit
tomitankChess
1.4
64-bit
Bestia 0.902021100%
1/1
  100%
1/1
 
Eagle 0.7.5191250%
0.5/1
  100%
1/1
 
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
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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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Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
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Reference rating list:
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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