central processing unit

noun

plural central processing units
: the component of a computer system that performs the system's basic operations (such as processing data), that exchanges data with the system's memory or peripherals, and that manages the system's other components : cpu

Examples of central processing unit in a Sentence

Recent Examples on the Web Games were starting to become more popular, but they were powered by CPUs, central processing units, and then graphics were kind of like an also-ran. Lauren Goode, WIRED, 29 Feb. 2024 Graphics processing units have been key to the rise of large language models and use more electricity than central processing units used in other forms of computing. Naureen S. Malik, Fortune, 25 Feb. 2024 GPUs were designed to do matrix multiplication, a sophisticated form of linear algebra that is orders of magnitude faster than central processing units. Aydin Kilic, Forbes, 28 Nov. 2023 Intel has ruled the market for central processing units since the 1980s. Dan Gallagher, WSJ, 2 Aug. 2023 That means designing traditional computing engines–the central processing unit (CPU) and graphics processing unit (GPU)–to run complex A.I. workloads, as well as creating new, dedicated A.I. engines like neural processing units (NPUs). Michelle Johnston Holthaus, Fortune, 3 Aug. 2023 Direct-memory access A mechanism in a computer that bypasses the central processing unit to gain access to memory. IEEE Spectrum, 2 July 2023 These chips combine Nvidia’s highest-performing Hopper H100 graphics processing units, now the top-of-the-line chip for generative A.I. workloads, with its Grace CPU, or central processing unit, that can handle a more diverse set of computing tasks. Jeremy Kahn, Fortune, 30 May 2023 These machines mainly rely on GPUs — graphics processing units — rather than standard central processing units, or CPUs, that drive a typical laptop. Nick Stoico, BostonGlobe.com, 23 Feb. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'central processing unit.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1956, in the meaning defined above

Time Traveler
The first known use of central processing unit was in 1956

Dictionary Entries Near central processing unit

Cite this Entry

“Central processing unit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/central%20processing%20unit. Accessed 18 Apr. 2024.

Kids Definition

central processing unit

noun
: CPU

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