PCs Glossary: G
game controller: A device that you attach to your computer that allows you to input movement and actions when playing a computer game.
gamepad: A game controller that features a flat surface and many buttons.
GPU: Graphics processing unit; the chipset used on your PC’s video card.
graphics adapter: The circuitry that runs the computer monitor and controls the image that the monitor’s screen displays.
graphics system: A computer’s monitor and graphics adapter.