CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

32-bit 4-CPU engines

Comparing 32 engines!
32 selected engines played 2896 games with each other



CCRL 40/40 Rating List - 32-bit 4-CPU engines
1068538 games played by 2502 programs, run by 22 testers
Ponder off, General books (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 Intel CPU.
Computed on July 19, 2019 with Bayeselo based on 1'068'538 games
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
 1 ChessBrainVB 3.72 4CPU             3174  +32  -32  46.5%  +21.7   286
   ChessBrainVB 3.68 4CPU             3123  +26  -26  49.2%   +4.5   428
   ChessBrainVB 3.66 4CPU             3106  +28  -28  54.2%  -27.4   378
 2 Hiarcs 14 4CPU                     3053  +13  -13  42.8%  +44.1  1894
 3 Deep Fritz 13 4CPU                 3034  +16  -16  40.9%  +55.4  1131
 4 Spike 1.4 Leiden 4CPU              3016  +11  -11  45.2%  +29.5  2862
   Deep Fritz 11 4CPU                 2990  +29  -29  54.2%  -27.0   335
   Deep Fritz 12 4CPU                 2984  +34  -34  46.9%  +21.9   254
   Hiarcs 13.2 4CPU                   2982  +18  -18  41.7%  +53.8  1025
 5 Toga II 3.0 4CPU                   2919  +22  -23  45.6%  +26.7   592
   Hiarcs 12.1 4CPU                   2904  +15  -15  40.9%  +58.6  1417
   Toga II 1.4.1SE 4CPU               2904  +13  -13  48.5%  +11.1  2041
 6 Bright 0.4a 4CPU                   2897  +15  -15  47.4%  +16.7  1495
   Hiarcs 12 4CPU                     2893  +15  -15  49.8%   +3.3  1450
   Hiarcs Paderborn 2007 4CPU         2891  +19  -19  43.9%  +38.8   892
   Bright 0.5c 4CPU                   2890  +23  -23  47.2%  +19.5   616
   Hiarcs 12 Sharpen PV On 4CPU       2890  +21  -21  54.0%  -27.0   722
   Deep Fritz 10.1 4CPU               2888  +18  -18  51.9%  -13.8  1048
   Toga II 1.4 beta5c 4CPU            2885  +18  -18  51.7%  -12.1   996
   Hiarcs 11.1 4CPU                   2876  +17  -17  52.3%  -15.8  1088
   Hiarcs 11 4CPU                     2862  +35  -35  52.8%  -18.8   251
   Hiarcs 11.2 4CPU                   2862  +27  -27  46.4%  +23.7   455
   Bright 0.3a 4CPU                   2830  +18  -18  42.4%  +51.1   988
   Deep Fritz 10 4CPU                 2830  +20  -20  49.1%   +5.6   795
 7 Jonny 4.00 4CPU                    2815  +25  -25  43.6%  +42.7   540
   Bright 0.2c 4CPU                   2806  +21  -21  43.9%  +39.7   724
 8 Deep Junior 10 4CPU                2803  +14  -14  43.3%  +46.8  1715
 9 Deep Sjeng 2.7 4CPU                2780  +18  -18  41.1%  +58.5  1020
10 Scorpio 2.0 32-bit 4CPU            2732  +24  -24  33.4% +114.6   607
11 Hamsters 0.7.1 4CPU                2686  +32  -32  52.4%  -14.6   318
12 Pharaon 3.5.1 4CPU                 2673  +26  -26  43.6%  +41.9   518
13 Nemeton 1.8 4CPU                   2529  +27  -27  49.9%   +1.6   496

Created in 2005-2013 by CCRL team
Last games added on July 19, 2019