ARM CPU行列演算拡張。Apple AMX(Advanced Matrix Extension・M1-M4・非公開・Accelerate framework経由)・AMX2(M4 enhance・BF16対応)・ARM NEON(SIMD 128bit)・ARM SVE(Scalable Vector Extension・Grace Hopper)・SVE2(Neoverse V2)・MLX(Apple ML framework)・MPS(Metal Performance Shaders)・CoreML対応、2026年M5 AMX3 + Neural Engine Transformer最適化。