Usually, it can be measured either in bits or by number of colors. The more bits, the more colors you will be able to show, and the sharper your picture will be. Depth Buffer See Z buffer. Depth-cueing See fogging. Device Drivers Software that functions as an interface between your graphical environment and your graphics card.
Drivers are key to the graphics card's performance.
Poorly written drivers will decrease the performance of even an expensive, powerful graphics accelerator. Dithering a rendering style which increases the perceived range of displayed colors at the cost of spatial resolution. The technique is similar to the use of stippled patterns of black and white pixels, to achieve shades ofgray on a black and white display. DMA Direct Memory Access. Double-buffering A technique for achieving smooth animation, by rendering only to an undisplayed back buffer, and then swapping the back buffer to the front once drawing is complete.