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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. 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 …

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

    Nov 29, 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 …

  4. 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 …

  5. What Is a Central Processing Unit (CPU)? - Coursera

    Jul 14, 2025 · What Is a Central Processing Unit (CPU)? The CPU is a collection of circuits that run the operating system and apps and manage other computer operations. Learn more about …

  6. What is a CPU? Here’s everything you need to know

    Oct 3, 2024 · One component term you may have encountered is “CPU,” which stands for “ central processing unit.” CPUs reside in almost all devices you own, whether it’s a smartwatch, …

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

    Dec 23, 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 (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 …

  9. What Is a Central Processing Unit (CPU)? The Brain of Modern …

    Nov 5, 2025 · The Central Processing Unit, commonly known as the CPU, is the core component of every computing device—from massive data servers powering the internet to the …

  10. What Is a Central Processing Unit (CPU)? How It Works

    Dec 23, 2025 · The Central Processing Unit exists as the primary component responsible for interpreting and carrying out commands from a computer's hardware and software. It acts as …