noun
rendering
Primarily used in computer graphics, 3D modeling, and digital art to refer to the process of generating an image from a model.
このシーンのレンダリングには数時間かかった。
Rendering this scene took several hours.
新しいGPUを使うと、レンダリングが速くなる。
Using a new GPU speeds up rendering.
レンダー is the verb form 'to render', while レンダリング is the noun 'rendering'.
Borrowed from English 'rendering'.