A graphics card or a video card is a piece of hardware installed in a computer that is responsible for rendering the image on the computer’s monitor or display screen. Graphics cards come in many varieties with varying features that allow for a price range that extends from about $20 to $1,800 USD or more.
All the computers and laptops contains at least a graphic card built-in in the main board. This is usually called integrated graphics or on-board graphics, and is low-performance and undesirable for those wishing to run 3D applications. You can also have a separate graphic card in your computer or laptop to provide support for accelerated rendering of 3D scenes and 2D graphics, video capture, TV-tuner adapter, MPEG-2/MPEG-4 decoding, TV output, etc.
You can find the details of graphic card in your computer or laptop by using following steps:
Step-1: Open the "Command Prompt" ("Start -> All Programs -> Accessories -> Command Prompt") and type "dxdiag" and hit Enter button which will open the "DirectX Diagnostic Tool".
Step-2: In the "DirectX Diagnostic Tool" window, select the "Display" which will show you the details of graphic card installed in you computer/laptop:
