What are Graphic Cards ?

Graphics cards, a component of our Personal components, apple of the eye of gamers , a computer component whose sole function is to output images for single purpose of displaying.Computer graphics card as we know it is generally an external component inserted into the the PCI or AGP slot on the motherboard however there are also onboard cards.Apart from the normal function, some graphic cards can also do the work of video capture, TV tuner adapters, simple connectors, encoders-decoders, etc.


Basic components of Graphic cards are:

1. Graphics processing unit


2. video Memory


3. Video BIOS


4. RAMDAC(Random Access Memory Digital to Analog Converter)


5. Outputs


6. Motherboard interfaces


7. Cooling devices


8. Power supply

Following up this article will be info on two Leading Graphic cards of medium price rage.

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