CCRL 40/4
Downloads and Statistics
August 19, 2019
Testing summary:
Total: 2'086'250 games
played by 2'425 programs
28072 CPU days (X2 4600+)

White wins: 810'164 (38.8%)
Black wins: 655'242 (31.4%)
Draws: 620'844 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 4 engines!
4 selected engines played 2 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 Intel CPU.
Computed on August 19, 2019 with Bayeselo based on 2'086'250 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+
1Pharaon 3.5.1 4CPU2674+23−2441.7%+58.128.9%634 
100.0%
 Pharaon 3.5.12603+7−745.6%+31.528.1%8752
100.0%
 Pharaon 3.32546+32−3333.0%+123.229.6%345
75.5%
 Pharaon 3.22529+35−3548.1%+14.630.9%285
 

Results matrix

Custom engine selection
#NameElo1234
1Pharaon 3.5.1 4CPU2674    
2Pharaon 3.5.12603    
3Pharaon 3.32546   1 − 1
+1−1=0
+12
4Pharaon 3.22529  1 − 1
+1−1=0
−12
 
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
#NameElo1234
1Pharaon 3.5.1 4CPU2674 100.0100.0100.0
2Pharaon 3.5.126030.0 100.0100.0
3Pharaon 3.325460.00.0 75.5
4Pharaon 3.225290.00.024.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Pharaon 3.5.1 4CPU2674 648750
2Pharaon 3.5.12603648 72966
3Pharaon 3.3254675729 16
4Pharaon 3.2252906616 
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
#NameElo1234
1Pharaon 3.5.1 4CPU2674 6.97.70.0
2Pharaon 3.5.126036.9 8.00.7
3Pharaon 3.325467.78.0 2.5
4Pharaon 3.225290.00.72.5 
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 34 common opponents

Custom engine selection
NameEloPharaon
3.5.1
4CPU
Pharaon
3.5.1
Pharaon
3.3
Pharaon
3.2
Rybka 1.2 32-bit2863 22%
6.5/30
17%
5/29
 
Rybka 2.1 32-bit2856 17%
10/60
0%
0/1
 
Toga II 1.3.12772 16%
3.5/22
100%
1/1
 
Toga II 1.2.1a 32-bit2762 26%
8.5/33
50%
0.5/1
 
Hiarcs X502755 0%
0/1
22%
6.5/30
 
Fritz 92750 25%
13.5/55
22%
6.5/30
 
Spike 1.2 Turin273144%
19.5/44
21%
18.5/87
24%
7.5/31
 
Karballo 1.8 64-bit272935%
17/49
33%
9/27
  
Chess Tiger 2007.1271353%
27/51
34%
11.5/34
  
Naum 2.0 32-bit2699 41%
23.5/57
0%
0/1
 
Arminius 2017-01-01 64-bit268737%
18.5/50
34%
21/62
  
Djinn 1.021 64-bit267552%
26/50
28%
9.5/34
  
RedQueen 1.1.98 64-bit267050%
25.5/51
0%
0/1
  
Alaric 707266362%
27.5/44
36%
13/36
  
Glaurung 1.2.1 32-bit2657 47%
40.5/87
32%
9.5/30
50%
1/2
CM10th Xperience2638 52%
28.5/55
28%
8.5/30
 
Scorpio 1.82623 44%
37/85
35%
10.5/30
 
Slow Chess Blitz WV2.12614 49%
44.5/90
42%
13/31
 
Colossus 2007d261059%
26/44
62%
20.5/33
  
Naum 1.91 32-bit2606 75%
1.5/2
39%
11/28
 
NameEloPharaon
3.5.1
4CPU
Pharaon
3.5.1
Pharaon
3.3
Pharaon
3.2
ProDeo 1.12587 50%
1.5/3
37%
11.5/31
 
Ruffian 1.0.52585 40%
17/42
50%
0.5/1
 
Muse 0.953 64-bit2582 54%
18.5/34
50%
1/2
 
Delfi 5.02576 56%
35.5/63
57%
17/30
 
Aristarch 4.502565 58%
42.5/73
 0%
0/1
Ufim 8.022539 60%
9/15
 57%
17/30
AnMon 5.502508  0%
0/1
63%
19/30
Petir 3.952501  50%
0.5/1
48%
14.5/30
Trace 1.362501 50%
0.5/1
 58%
18/31
Frenzee 3.0 32-bit2496 0%
0/1
 57%
17/30
Crafty 19.19 32-bit2486 50%
0.5/1
100%
1/1
 
Colossus 2006d2485 66%
19/29
100%
1/1
 
Arasan 9.22362 93%
28/30
 100%
1/1
Homer 1.1b32288 77%
20/26
 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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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on August 19, 2019