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CPU

UK //siː piː juː// US //si pi ju// Pronunciation

Definition

The central processing unit, responsible for executing instructions in a computer.

Listen to definition

In simple words: The main part of a computer that performs calculations.

Examples

• The CPU is the brain of the computer.
• He upgraded his CPU for better gaming performance.
• The new CPU runs calculations faster than the older model.
• Overheating can damage the CPU severely.
• A high-end CPU can significantly improve video editing speed.
• The server's CPU manages multiple tasks at once.
• CPUs are becoming more energy efficient with new technology.
• Many laptops have integrated CPUs that save space.

Usage notes

Use 'CPU' when discussing computer hardware. Avoid in casual conversation about non-technical topics.

Grammar pattern

subject + be + CPU

Memory hint

Think of 'CPU' as 'See Pee You,' like spotting a teacher in class!

Collocations

• install a CPU
• upgrade a CPU
• CPU speed
• CPU architecture

Synonyms

• processor
• microprocessor
• computing unit
• central processor

Common mistakes

• Confusing CPU with GPU (graphics processing unit).
• Using CPU to refer to only the physical chip, instead of the entire processing unit.
• Saying 'the CPU is fast' without comparing it to other components.