If the engine never reach endgames, it even worth 0.Jouni wrote:So we get +4 ELO from 5 piece set. IPON test gave +6 for Stockfish. Isn't these very modest gain from 960 MB of data?? There has been +5 gain from 10 parameters change in Stockfish testing.
But if you count only endgame positions, it worth more (+15 ?).
It depends if you want perfect late endgame evaluation or not.