Translation guide
The main processor in a computer that executes instructions. In Japanese, it is most commonly referred to as CPU (シーピーユー), but full terms exist for formal or technical contexts.
Referring to the central processing unit in general computing contexts.
The most common and natural way to refer to a central processing unit in Japanese, used in both spoken and written contexts. Pronounced シーピーユー.
This PC's CPU is the latest model.
CPU is treated as a loanword and written in katakana (シーピーユー) when spelled out, but the English abbreviation 'CPU' is universally understood and used in Japanese text. In speech, it is pronounced as シーピーユー.
CPUの性能がゲームの快適さを決める。
CPU performance determines gaming comfort.
The formal Japanese translation, used in technical documentation or academic contexts. Literally 'central processing unit'.
The central processing unit is also called the brain of the computer.
A more precise technical term that includes 'arithmetic processing'. Rarely used outside of very formal or academic writing.
Designing a central processing unit requires advanced knowledge.