CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Custom engine selection

Comparing 4 engines!
4 selected engines played 64 games with each other



CCRL 40/4 Rating List - Custom engine selection
2132153 games played by 2491 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Computed on November 16, 2019 with Bayeselo based on 2'132'153 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Hamsters 0.7.1                     2578   +8   -8  48.0%  +15.1  6696
  Hamsters 0.6                       2559  +13  -13  50.2%   -1.6  2020
  Hamsters 0.5                       2484  +18  -18  47.4%  +16.5  1108
  Hamsters 0.4                       2447  +32  -33  37.9%  +88.8   350

Created in 2005-2013 by CCRL team
Last games added on November 16, 2019