The binaries at the top of the table are fastest, but may not support all CPUs. If you don't know which CPU you have, you can go down the list and pick the first binary that does not crash.
Note: The Stockfish chess engine is a command line program. You may want to use it in your own UCI-compatible chess GUI.
|Instruction set / CPU|
|⚡️ BMI2: recommended for most Intel processors and AMD Ryzen (Zen 3) details||Download|
|⚡️ AVX2: recommended for AMD Ryzen (Zen, Zen+, Zen 2) details||Download|
|🐇 SSE4.1 + POPCNT: Intel processors after ~2008, AMD processors after ~2011 details||Download|
|🐇 SSSE3: Intel processors after ~2006, AMD processors after ~2011 details||Download|
|🐢 64-bit: Maximally compatible but slow||Download|
|🐢 32-bit: Maximally compatible but slow||Download|