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The VGA connector was Introduced with IBM x86 machines, but became a universal analog display interface. Display Data Channel was later added to allow monitors to identify themselves to graphic cards, and graphic cards to modify monitor settings. Successor analog protocols include SVGA, XGA, etc. DVI is a more modern digital alternative.
A VGA extender is an electronic device that increases the signal strength from a VGA port, most often from a computer. They are often used in schools, businesses, and homes when multiple monitors are being run off one VGA port, or if the cable between the monitor and the computer will be excessively long (often pictures appear blurry or have ...
VGA connector A type of D-sub connector standard on most video cards; Mini-VGA Found on some laptop computers; 5 BNC Connectors can also be used to carry the VGA signal as R, G, B, HSync, VSync; Digital Visual Interface (DVI) A hybrid analog/digital connector commonly found on PC graphics cards and LCD monitors; Mini-DVI Found on some Apple laptops
An extension to VGA defined by VESA for IBM PC-compatible computers in 1989 meant to take advantage of video cards that exceeded the minimum 256 kB defined in the VGA standard. For instance, one of the early supported modes was 800×600 in 16 colours at a slightly lower 56 Hz refresh rate, leading to 800×600 sometimes being referred to as ...
A monitor is typically connected to its host computer via DisplayPort, HDMI, USB-C, DVI, or VGA. Monitors sometimes use other proprietary connectors and signals to connect to a computer, which is less common. Originally computer monitors were used for data processing while television sets were used for video.
Windows Virtual PC entered public beta testing on April 30, 2009, [21] and was released alongside Windows 7 on July 22, 2009. [22] [23] Windows Virtual PC is available free of charge for certain editions of Windows 7, [3] either pre-installed by OEMs or via download from the Microsoft website. [1]
1: 32-bit is really (8:8:8:8), but the final 8-bit number is an "empty" alpha channel. It is otherwise equal to 24-bit colour. Many GPUs use 32-bit colour mode instead of 24-bit mode merely for faster video memory access through 32-bit memory alignment. VGA= 864 [ 352 (0160h)] also appears to select 1280 ×800 (8-bit) for various laptops' displays.
A modern consumer graphics card: A Radeon RX 6900 XT from AMD. A graphics card (also called a video card, display card, graphics accelerator, graphics adapter, VGA card/VGA, video adapter, display adapter, or colloquially GPU) is a computer expansion card that generates a feed of graphics output to a display device such as a monitor.