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Chess engine: Avalanche 1.2.0 NNUE


Avalanche - UCI (NNUE Chess Engine)
Author: SnowballSH  Rating CEDR=2779

v.1.2.0:
There are several changes applied to this version:
Movegen bug fix: detect promotion when capturing a knight checker to last rank with a pawn.
Search refactor: Search rewrite.
Tuned parameters: search gauges and cutoffs are tuned with my tuner written in Julia.
Stronger NNUE: stronger depth-8 8-bucket network. Current arch is 768 x 512 x 8.
UCI ping fix (#17 , Thanks, @Tearth !)
v1.2.0 is about 110 elo stronger than v1.1.0. It is expected to have a CCRL rating of around [2910, 2960] elo.

Individual statistics: Avalanche 0.2.1 - 59 games  (+ 17,=  3,- 39), 31.4 %
Pulse 1.7.3                   :   1 (+  1,=  0,-  0), 100.0 %
Fisherov 0.98j                :   2 (+  0,=  0,-  2),  0.0 %
Fritz 15                      :   2 (+  0,=  0,-  2),  0.0 %
Arasan 23.3                   :   2 (+  0,=  0,-  2),  0.0 %
Kayra 1.2                     :   1 (+  0,=  0,-  1),  0.0 %
Blue Marlin 14.9              :   4 (+  0,=  0,-  4),  0.0 %
ProteusSF JBE 007             :   4 (+  0,=  0,-  4),  0.0 %
Fatalii 0.1.2                 :   5 (+  5,=  0,-  0), 100.0 %
CorChess 180422               :   5 (+  0,=  0,-  5),  0.0 %
Wasp 5.50                     :   4 (+  0,=  0,-  4),  0.0 %
Horowitz 1.0.0                :   4 (+  4,=  0,-  0), 100.0 %
Frozenight 3.0.1              :   5 (+  0,=  2,-  3), 20.0 %
Stockfish 15                  :   4 (+  0,=  0,-  4),  0.0 %
Crystallite 1.1a              :   5 (+  0,=  0,-  5),  0.0 %
Orion 0.9                     :   4 (+  0,=  1,-  3), 12.5 %
Pigeon 1.5.1 fix              :   3 (+  3,=  0,-  0), 100.0 %
Pigeon 1.5.1                  :   2 (+  2,=  0,-  0), 100.0 %
Tonyschess 0.03               :   2 (+  2,=  0,-  0), 100.0 %

Avalanche 1.2.0 NNUE download   

Github:https://github.com/SnowballSH/Avalanche/releases/tag/v1.2.0


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