<Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (February 2017) (Learn how and when to remove this template message) </Td> </Tr> <P> Some of these issues relate to full - screen displays, others to small displays as on watches, etc . Many of the comparisons are with CRT displays . </P> <Ul> <Li> Very compact, thin and light, especially in comparison with bulky, heavy CRT displays . </Li> <Li> Low power consumption . Depending on the set display brightness and content being displayed, the older CCFT backlit models typically use less than half of the power a CRT monitor of the same size viewing area would use, and the modern LED backlit models typically use 10--25% of the power a CRT monitor would use . </Li> <Li> Little heat emitted during operation, due to low power consumption . </Li> <Li> No geometric distortion . </Li> <Li> The possible ability to have little or no flicker depending on backlight technology . </Li> <Li> Usually no refresh - rate flicker, because the LCD pixels hold their state between refreshes (which are usually done at 200 Hz or faster, regardless of the input refresh rate). </Li> <Li> Much thinner than a CRT monitor . </Li> <Li> Sharp image with no bleeding or smearing when operated at native resolution . </Li> <Li> Emits almost no undesirable electromagnetic radiation (in the extremely low frequency range), unlike a CRT monitor . </Li> <Li> Can be made in almost any size or shape . </Li> <Li> No theoretical resolution limit . When multiple LCD panels are used together to create a single canvas, each additional panel increases the total resolution of the display, which is commonly called stacked resolution . </Li> <Li> Can be made in large sizes of over 60 - inch (150 cm) diagonal . </Li> <Li> Masking effect: the LCD grid can mask the effects of spatial and grayscale quantization, creating the illusion of higher image quality . </Li> <Li> Unaffected by magnetic fields, including the Earth's . </Li> <Li> As an inherently digital device, the LCD can natively display digital data from a DVI or HDMI connection without requiring conversion to analog . Some LCD panels have native fiber optic inputs in addition to DVI and HDMI . </Li> <Li> Many LCD monitors are powered by a 12 V power supply, and if built into a computer can be powered by its 12 V power supply . </Li> <Li> Can be made with very narrow frame borders, allowing multiple LCD screens to be arrayed side - by - side to make up what looks like one big screen . </Li> </Ul> <Li> Very compact, thin and light, especially in comparison with bulky, heavy CRT displays . </Li>

The two components that are needed to process and display video are