Graphics Processing Unit GPU is a processor or electronic chip for graphics. GPUs are massively parallel processors used widely used for 3D graphic and many non graphic applications. As the demand for graphics applications increases, GPU has become indispensable. The use of GPUs has now matured to a point where there are countless industrial applications. This paper provides a brief introduction on GPUs, their properties, and their applications. Matthew N. O. Sadiku | Adedamola A. Omotoso | Sarhan M. Musa "Graphics Processing Unit: An Introduction" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-4 | Issue-1 , December 2019, URL: https://www.ijtsrd.com/papers/ijtsrd29647.pd