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  1. Central processing unit - Wikipedia

    Modern CPUs devote a lot of semiconductor area to caches and instruction-level parallelism to increase performance and to CPU modes to support operating systems and virtualization. …

  2. Central processing unit (CPU) | Definition & Function | Britannica

    Oct 17, 2025 · Central processing unit (CPU), computer system, generally composed of the main memory, control unit, and arithmetic-logic unit. It constitutes the physical heart of the entire …

  3. Central Processing Unit (CPU) - GeeksforGeeks

    Oct 26, 2025 · The Central Processing Unit (CPU) is like the brain of a computer. It’s the part that does most of the thinking, calculating, and decision-making to make your computer work.

  4. What is a Central Processing Unit (CPU)? | IBM

    A central processing unit (CPU) is the primary functional component of a computer. The CPU is an assemblage of electronic circuitry that run a computer’s operating system and apps and …

  5. What Is a CPU, and What Does It Do? - How-To Geek

    Oct 28, 2024 · The CPU (central processing unit) is the brain of your computer, processing instructions from programs and components. Modern CPUs use billions of microscopic …

  6. What is a CPU? - Central Processing Unit Explained - AWS

    A central processing unit (CPU) is a hardware component that’s the core computational unit in a server. Servers and other smart devices convert data into digital signals and perform …

  7. What is CPU (Central Processing Unit)? - Computer Hope

    Jun 25, 2025 · Alternately called a processor, central processor, or microprocessor, the CPU (pronounced sea-pea-you) is the central processing unit of the computer. A computer's CPU …

  8. What is a Central Processing Unit? – Arm®

    The Central Processing Unit (CPU) is the primary component of a computer that acts as its “control center.” The CPU, also referred to as the “central” or “main” processor, is a complex …

  9. What is a central processing unit (CPU) and how does it work?

    Jul 4, 2025 · The central processing unit, commonly referred to as the CPU, is often aptly described as the "brain" of a computer. It plays a crucial role in executing instructions from a …

  10. What is a CPU (Central Processing Unit)? - Techopedia

    Aug 19, 2024 · A CPU (central processing unit) is the processor in a computer that orchestrates the flow of data and coordinates instructions between different computer components.