The engine you use definitely matters. Stockfish looks pretty popular, have you found any good memory benchmarks? Looks like plenty of CPU benchmarks for Stockfish in a very very brief Google search.

Plus, you can go full screen for the most immersive chess experience. TOP-NOTCH CHESS ANALYSIS Analysis is powered by the Stockfish chess engine, the strongest free chess engine in the world.

Stockfish 16 is now available for download. The developers behind the engine say that it's now 50 Elo points ahead of Stockfish 15 and can beat it in 12 times more games when they play together.