New version chess engine: Nalwald 19

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Nalwald - Chess engine written in Nim
Author: Jost Triller  Rating Chess Engines Diary CEDR=3315

v.19:
Changes
More data (including some DFRC)
Tweaked eval
Added piece combinations to eval
Changed eval optimization
Search tweaks
Tuned search parameters using weather-factory
Refactoring and bugfixes
70 ±10 Elo in selfplay vs Nalwald 18 at 30s+0.3s

Use the modern binaries if your CPU supports BMI2 and POPCOUNT.

Intel CPUs including and after Haswell (2013) support BMI2 and POPCOUNT.
AMD CPUs including and after Zen 1 (2017) support BMI2 and POPCOUNT.

Individual statistics: Nalwald 18
Arasan 24.04.5/28-1928 Games
Demolito 2023-08-0313.5/24+324 Games
Lynx 0.15.014/14+1414 Games
CT800 1.4513.5/14+1314 Games
Peacekeeper 1.7010/14+614 Games
Critter 1.6a7/14+014 Games
Caissa 1.123.5/14-714 Games
GreKo 2021.08 NNUE4.5/13-413 Games
ShenYu 2.0.112/12+1212 Games
Zangdar 2.19.0312/12+1212 Games
Caligula 1.111.5/12+1112 Games
MrBob 1.2.04.5/12-312 Games
SugaR AI SE2.5/12-712 Games
BlackMarlin 8.02/12-812 Games
Laser 1.77.5/11+411 Games
Halcyon 110/10+1010 Games
Aurora 1.0.010/10+1010 Games
Redtail 0.1.010/10+1010 Games
Kelp 0.12.010/10+1010 Games
Mida 2.09.5/10+910 Games
Akimbo 0.5.08/10+610 Games

Nalwald 19 download


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