CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 5 engines!
5 selected engines played 0 games with each other



CCRL 40/15 Rating List - Custom engine selection
1240737 games played by 2832 programs, run by 24 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Computed on May 1, 2021 with Bayeselo based on 1'240'737 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Weiss 1.3 64-bit                        3064  +25  -25  53.9%  -22.1   457
  Weiss 1.2 64-bit                        2982  +17  -17  55.2%  -39.7  1176
  Weiss 1.0 64-bit                        2833  +24  -24  49.9%   -1.8   560
  Weiss 0.9 64-bit                        2643  +27  -27  51.9%  -15.2   470
  Weiss 0.8 64-bit                        2621  +30  -30  49.5%   +1.6   380

Created in 2005-2013 by CCRL team
Last games added on May 1, 2021