GPU (Graphics Processing Unit)
Graphics Cards’re printed circuit board, it has processor and RAM that it also has input/output (I/O) system. Some GPU produces a lot of a heat sink or a fan. ATI and nVidia’re popular GPUs on the market because it’s improve image quality, highly processing performance and having many product to choose using for user of works.
• Full scene anti aliasing (FSAA), which smoothes the edges of 3-D objects
• Anisotropic filtering (AF), which makes images look crisper
Part of the RAM can also act as a frame buffer that it holds completed images until display them. It also can store data about each pixel, its color and its location on the screen.