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 3 engines!
3 selected engines played 16 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+
1Chess Tiger 2007.12713+7−748.5%+13.333.9%8066 
98.1%
 Chess Tiger 20072700+11−1148.9%+9.032.1%3351
100.0%
 Chess Tiger 152646+21−2248.0%+13.828.8%744
 

Results matrix

Custom engine selection
#NameElo123
1Chess Tiger 2007.12713 11.5 − 4.5
+7−0=9
+111
 
2Chess Tiger 200727004.5 − 11.5
+0−7=9
−111
  
3Chess Tiger 152646   
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
#NameElo123
1Chess Tiger 2007.12713 98.1100.0
2Chess Tiger 200727001.9 100.0
3Chess Tiger 1526460.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123
1Chess Tiger 2007.12713 3290897
2Chess Tiger 200727003290 1545
3Chess Tiger 1526468971545 
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
#NameElo123
1Chess Tiger 2007.12713 28.810.2
2Chess Tiger 2007270028.8 37.7
3Chess Tiger 15264610.237.7 
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 50 common opponents

Custom engine selection
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Rybka 2.3.2a 64-bit297722%
3.5/16
22%
3.5/16
 
Rybka 2.3 LK 32-bit289726%
5.5/21
12%
3.5/30
 
Rybka 2.2 32-bit289333%
7/21
18%
10.5/58
 
Fritz 11288831%
15.5/50
29%
15.5/53
 
Naum 3 64-bit285412%
1.5/13
31%
4/13
 
Rybka 1.0 64-bit285233%
10.5/32
30%
9.5/32
 
Deep Shredder 11 64-bit284344%
14/32
31%
10/32
 
Zappa Mexico 64-bit281033%
17/51
33%
17/51
 
Hiarcs 11.2280738%
12/32
42%
13.5/32
 
Hiarcs 11.1280339%
35/90
47%
7.5/16
 
Fritz 10279936%
13/36
56%
9/16
 
Hiarcs 11279140%
19.5/49
32%
28/88
19%
5/27
Rybka 1.0 32-bit279132%
6.5/20
26%
16/62
 
Loop M1-T 64-bit278634%
5.5/16
40%
6/15
 
Toga II 1.3.1277225%
4/16
42%
24.5/58
 
Toga II 1.2.1a 32-bit276245%
17.5/39
41%
43.5/106
42%
10/24
Naum 2.1 64-bit276134%
5.5/16
41%
19.5/48
 
Fruit 2.2.12751 52%
33.5/64
37%
11/30
Fritz 9275048%
9.5/20
38%
24/64
 
Junior 10.1274248%
9.5/20
55%
11/20
 
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
Zap!Chess Zanzibar 32-bit274248%
9.5/20
50%
10/20
 
Glaurung 2.0.1 64-bit274051%
40.5/79
45%
14.5/32
 
Naum 2.1 32-bit273839%
8.5/22
48%
30/62
 
Cheese 1.9 64-bit273152%
26/50
44%
14/32
 
Spike 1.2 Turin273145%
51.5/115
41%
52.5/129
38%
12/32
Naum 2.0 32-bit270059%
26.5/45
47%
43.5/92
38%
15/40
Naum 2.0 64-bit269356%
18/32
56%
36/64
 
Delfi 5.4268350%
1/2
33%
4/12
 
Spike 1.12678 58%
14.5/25
53%
20.5/39
Glaurung 1.2.1 32-bit265756%
18/32
49%
45.5/93
51%
41/81
Glaurung 1.2.1 64-bit265666%
21/32
58%
37/64
 
CM10th Paralyse265555%
17.5/32
 33%
10/30
Scorpio 1.812648 62%
34/55
42%
11/26
Colossus 2008b264259%
20.5/35
54%
6.5/12
 
Scorpio 1.9264158%
49/85
59%
20/34
 
CM10th Xperience2639 70%
19.5/28
59%
19/32
Gandalf 62627100%
1/1
 58%
22.5/39
Scorpio 1.82624 64%
39.5/62
28%
7.5/27
Slow Chess Blitz WV2.1261563%
69/109
55%
38.5/70
44%
8/18
ProDeo 1.2260973%
19/26
61%
40/66
63%
33/52
NameEloChess
Tiger
2007.1
Chess
Tiger
2007
Chess
Tiger
15
WildCat 7260667%
51.5/77
58%
18/31
 
Amyan 1.72260450%
1/2
67%
8/12
 
Zappa 1.1 64-bit260456%
18/32
66%
21/32
 
Pharaon 3.5.1260366%
22.5/34
67%
63.5/95
54%
13/24
Lemming 0.24 64-bit259360%
20.5/34
66%
10.5/16
 
List 5.12259278%
25/32
66%
41.5/63
59%
13/22
Ruffian 1.0.5258670%
22.5/32
63%
39/62
66%
16.5/25
Pseudo 0.7c257653%
17/32
69%
49/71
67%
15.5/23
SOS 5.1257359%
19.5/33
72%
52/72
52%
12.5/24
Aristarch 4.502566100%
1/1
66%
42/64
65%
25.5/39
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):

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