framebuffer
Noun
Meaning
framebuffer (plural framebuffers)
(computing) A video output device that drives a display from a memory buffer containing a complete frame of graphical data.
Examples
Both screen modes used a 32 kB framebuffer in main memory.
For example, the Linux Amiga framebuffer device driver allows the use of several other display modes.
The alternative and much improved operating system Minerva does provide full support for the second framebuffer.
The Dreamcast provided a mode for rasterizing one row of tiles at a time for direct raster scanout, saving the need for a complete framebuffer, somewhat in the spirit of hardware scanline rendering.
The rendered results are not sent back to main memory, but to the framebuffer of video memory instead.