-TC=4'+2" (12-15 minutes per game)
-Hash=256 MB
-GUI: Arena 3.5.1
-Book: IM_4mvs.abk (8 plies book) for both engines
-default settings for both engines
-1 thread-CPU=Intel i5-7400-3GHz (Kaby Lake)
-6-men Syzygy bases for both engines.
-OS: Windows 10 Home
Fire 7.1 x64 has 3335 Elo points (CCRL Blitz).
RubiChess 1.8 x64 has 3254 Elo points (CCRL Blitz).
Expected rating for RubiChess_1.9-x64-BMI2-own-NNUE is around 3307 Elo points (CCRL Blitz). Around +50 Elo points face to RubiChess 1.8 x64.