About 4,180,000 results
Open links in new tab
  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. Most modern CPUs …

  2. 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 computer …

  3. 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 mathematical …

  4. 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 handles …

  5. 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 manage a …

  6. 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 transistors to interpret …

  7. 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 central …

  8. CPU (Central Processing Unit) Explained: Functions, Architecture, and ...

    Sep 17, 2025 · Discover what a CPU (Central Processing Unit) is, how it works, and why it is vital in computing. Learn about its architecture, functions, and industry applications.

  9. CPU: Central Processing Unit | AP CSP (article) | Khan Academy

    The CPU can process those instructions easily, thanks to a control unit that knows how to interpret program instructions and an Arithmetic Logic Unit (ALU) that knows how to add numbers. With the …

  10. 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 set of electronic …