CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

32-bit 4-CPU engines

Comparing 32 engines!
13 best versions of selected engines played 285 games with each other

CCRL 40/40 Rating List — 32-bit 4-CPU engines (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 10, 2019 with Bayeselo based on 1'104'091 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+
1ChessBrainVB 3.72 4CPU3173+31−3145.2%+29.251.3%302 
99.0%
 ChessBrainVB 3.68 4CPU3124+26−2649.2%+4.451.6%428
82.4%
 ChessBrainVB 3.66 4CPU3106+28−2854.2%−27.148.7%378
99.9%
2Hiarcs 14 4CPU3054+13−1342.8%+43.351.2%1894
97.0%
3Deep Fritz 13 4CPU3034+16−1640.9%+55.549.7%1131
96.7%
4Spike 1.4 Leiden 4CPU3016+11−1145.2%+29.647.7%2862
95.2%
 Deep Fritz 11 4CPU2989+29−2954.2%−26.955.2%335
59.0%
 Deep Fritz 12 4CPU2984+34−3446.9%+21.552.8%254
54.7%
 Hiarcs 13.2 4CPU2982+18−1841.7%+53.942.1%1025
100.0%
5Toga II 3.0 4CPU2919+22−2345.6%+27.149.0%592
85.6%
 Hiarcs 12.1 4CPU2904+15−1540.9%+58.145.4%1417
49.6%
 Toga II 1.4.1SE 4CPU2904+13−1348.5%+10.641.6%2041
78.9%
6Bright 0.4a 4CPU2896+15−1547.4%+17.341.1%1495
62.9%
 Hiarcs 12 4CPU2893+15−1549.8%+2.744.8%1450
56.3%
 Bright 0.5c 4CPU2891+23−2347.2%+18.842.9%616
52.1%
 Hiarcs 12 Sharpen PV On 4CPU2890+21−2154.0%−27.344.0%722
49.2%
 Hiarcs Paderborn 2007 4CPU2890+19−1943.9%+39.146.0%892
58.4%
 Deep Fritz 10.1 4CPU2887+18−1851.9%−13.039.1%1048
58.7%
 Toga II 1.4 beta5c 4CPU2885+18−1851.7%−12.445.8%996
76.0%
 Hiarcs 11.1 4CPU2876+17−1752.3%−16.044.0%1088
75.0%
 Hiarcs 11 4CPU2862+35−3552.8%−19.141.0%251
51.2%
 Hiarcs 11.2 4CPU2862+27−2746.4%+23.438.7%455
97.4%
 Bright 0.3a 4CPU2830+18−1842.4%+50.741.8%988
49.7%
 Deep Fritz 10 4CPU2830+20−2049.1%+5.540.1%795
80.2%
7Jonny 4.00 4CPU2815+25−2543.6%+42.835.0%540
72.4%
 Bright 0.2c 4CPU2805+21−2143.9%+40.443.2%724
59.5%
8Deep Junior 10 4CPU2802+14−1443.3%+47.634.9%1715
97.6%
9Deep Sjeng 2.7 4CPU2780+18−1841.1%+58.438.7%1020
99.9%
10Scorpio 2.0 32-bit 4CPU2731+24−2433.4%+115.436.7%607
98.5%
11Hamsters 0.7.1 4CPU2685+32−3252.4%−14.136.2%318
71.3%
12Pharaon 3.5.1 4CPU2673+26−2643.6%+41.629.7%518
100.0%
13Nemeton 1.8 4CPU2529+27−2749.9%+1.727.2%496
 

Results matrix

32-bit 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1ChessBrainVB 3.72 4CPU3173            
2Hiarcs 14 4CPU3054  20.5 − 15.5
+12−7=17
+18
30 − 24
+17−11=26
−3
1.5 − 0.5
+1−0=1
+22
       
3Deep Fritz 13 4CPU3034 15.5 − 20.5
+7−12=17
−18
 17 − 19
+8−10=18
−32
21.5 − 7.5
+14−0=15
+29
       
4Spike 1.4 Leiden 4CPU3016 24 − 30
+11−17=26
+3
19 − 17
+10−8=18
+32
 7 − 5
+4−2=6
−48
 2 − 0
+2−0=0
+INF
     
5Toga II 3.0 4CPU2919 0.5 − 1.5
+0−1=1
−22
7.5 − 21.5
+0−14=15
−29
5 − 7
+2−4=6
+48
  2 − 0
+2−0=0
+INF
     
6Bright 0.4a 4CPU2896         25 − 7
+21−3=8
+41
  
7Jonny 4.00 4CPU2815   0 − 2
+0−2=0
−INF
0 − 2
+0−2=0
−INF
      11 − 5
+9−3=4
−8
8Deep Junior 10 4CPU2802        16.5 − 16.5
+11−11=11
−23
   
9Deep Sjeng 2.7 4CPU2780       16.5 − 16.5
+11−11=11
+23
    
10Scorpio 2.0 32-bit 4CPU2731     7 − 25
+3−21=8
−41
     18 − 9
+13−4=10
+48
11Hamsters 0.7.1 4CPU2685           1.5 − 2.5
+0−1=3
−71
12Pharaon 3.5.1 4CPU2673      5 − 11
+3−9=4
+8
  9 − 18
+4−13=10
−48
2.5 − 1.5
+1−0=3
+71
 
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

32-bit 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1ChessBrainVB 3.72 4CPU3173 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Hiarcs 14 4CPU30540.0 97.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Deep Fritz 13 4CPU30340.03.0 96.7100.0100.0100.0100.0100.0100.0100.0100.0
4Spike 1.4 Leiden 4CPU30160.00.03.3 100.0100.0100.0100.0100.0100.0100.0100.0
5Toga II 3.0 4CPU29190.00.00.00.0 94.7100.0100.0100.0100.0100.0100.0
6Bright 0.4a 4CPU28960.00.00.00.05.3 100.0100.0100.0100.0100.0100.0
7Jonny 4.00 4CPU28150.00.00.00.00.00.0 81.198.7100.0100.0100.0
8Deep Junior 10 4CPU28020.00.00.00.00.00.018.9 97.6100.0100.0100.0
9Deep Sjeng 2.7 4CPU27800.00.00.00.00.00.01.32.4 99.9100.0100.0
10Scorpio 2.0 32-bit 4CPU27310.00.00.00.00.00.00.00.00.1 98.599.9
11Hamsters 0.7.1 4CPU26850.00.00.00.00.00.00.00.00.01.5 71.3
12Pharaon 3.5.1 4CPU26730.00.00.00.00.00.00.00.00.00.128.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

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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 December 10, 2019