logic unit
Computing term for a hardware component that performs logical operations; often part of a CPU or ALU.
The logic unit of this CPU can handle 32-bit operations.
演算装置 is a broader term for an arithmetic unit or computing device, while 論理演算機構 specifically refers to the logic operation part.
ALU (Arithmetic Logic Unit) is the common English abbreviation; 論理演算機構 is the Japanese technical equivalent, often used in formal documentation.
arithmetic and logic unit; ALU
Compound of 論理 (logic), 演算 (operation), and 機構 (mechanism/unit). A straightforward technical coinage.