variants or less commonly gpu
plural GPUs also gpus
: a specialized CPU designed to efficiently perform calculations for generating computer graphics
A GPU can deliver hundreds of billions of operations per second—some GPUs more than a teraflop, or a trillion operations per second—while requiring only slightly more electrical power and cooling than a CPU.Andrea Di Blas et al.

Examples of GPU in a Sentence

Recent Examples on the Web
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Compared with a commercial GPU running the same image-denoising task, the optical system delivered more than a hundred times faster inference while using only about one-ninth of the computational resources. Neetika Walter, Interesting Engineering, 13 July 2026 If the project was split across separate high-end GPU nodes for each minute of the movie, the entire film could be rendered in under ten minutes. Caroline Reid, Forbes.com, 10 July 2026 SpaceX is quickly becoming a conglomerate, with its GPU clusters and AI model Grok competing for capital and attention with its rocket system. Liz Hoffman, semafor.com, 9 July 2026 That will be especially true if GPU makers choose to start stacking HBM atop their already hot processors to boost bandwidth instead of placing them beside the processor. IEEE Spectrum, 8 July 2026 See All Example Sentences for GPU

Word History

Etymology

graphics processing unit

First Known Use

1973, in the meaning defined above

Time Traveler
The first known use of GPU was in 1973

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Cite this Entry

“GPU.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/GPU. Accessed 18 Jul. 2026.

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