How can a typical chess engine (Stockfish, Komodo, etc.) be so

Answer (1 of 2): besides the other two answers here which are absolutely spot-on: CPU speed and 10,000 lines of code is actually a lot of code, it is not so much about the code providing raw number crunching power to calculate a move. Instead algorithms are used which directs the program on thing

Leela Chess Zero: AlphaZero for the PC

Komodo Dragon 2 is here!

The chess games of Stockfish (Computer)

Help finding the best chess engine to help a lower rated player? - Chess Forums

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I was randomly playing against chess.com's top level bot and it made this blunder. No clue how. (Game link is in comments) : r/chessbeginners

Komodo Dragon 2 is here!

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Mephisto Phoenix T Set with tournament board

Behind the Numbers: Understanding Chess Engine Evaluations