Igel 1.9.0 64-bit 4CPU Gauntlet for CCRL 40/40

[Graham Banks]

PGN - http://kirill-kryukov.com/chess/discuss ... p?id=45200

[Graham Banks]

Code: Select all

CCRL 40/40 Rating List - Custom engine selection
1088784 games played by 2548 programs, run by 23 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 October 8, 2019 with Bayeselo based on 1'088'784 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
1 Igel 1.9.0 64-bit 4CPU             2845  +32  -33  39.9%  +66.6   306
  Igel 1.4.1 64-bit 4CPU             2701  +28  -28  50.7%   -6.6   448

[xr_a_y]

The 4CPU version is weaker than the 1 CPU one ?

[Guenther]

The 4CPU version is weaker than the 1 CPU one ?

Seems to be in line with what the author told together with the 2.00 release.
viewtopic.php?f=2&t=69754&start=360#p814436

[xr_a_y]

The 4CPU version is weaker than the 1 CPU one ?

Seems to be in line with what the author told together with the 2.00 release.
viewtopic.php?f=2&t=69754&start=360#p814436

Indeed, thanks

[voffka]

Thanks Graham. Good improvement over 1.4.1 4CPU, but due to horrible bug I introduced in 1.9.0 the rating is probably around 100 elo away from the real one