CPU- Central Processing Unit

CPU Central Processing Unit-

CPU Comprises of the arithmetic logic unit ALU and the control unit CU. The ALU carries out the arithmetic and logical operation. The processor is called the brain of the computer the number of cores in the processor helps the user for getting better performance during multitasking. Single core performance for emails basic browsing maps etc. Dual core performance for flash enables browsing multitasking video chat etc.

Type of processors chip set

ARM, AMD AND SNAPDRAGON are brands that offer processors that could be used in mobile phones and tablets. Snapdragon 800 and above- Designed for premium smart phones and tablets, quad core processor supporting GPU with a processing speed up-to 2.5 GHz. One more new and powerful chip set which launch by SAMSUNG company "EXYNOS-8890" 64 bit hardware and software based processor.

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Snapdragon-820:--
Designed for premimum smart phones and tablets, processor speed up-to 2.5 ghz.

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Cortex-A57 Processor:--
high-performance 32-bit and 64-bit core. The processor�s advanced performance characteristics open it up to an extremely wide range of applications, delivering high-efficiency solutions in servers, and defining user experience in tablet and high-end smartphones.

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Exynos:--
Galaxy S7/S7 edge come with an Exynos 8890 chipset. Superior productivity via 64-bit processor and os. Samsung has a winner in the shape of its first 14nm processor chipset.
RAM
Random Access Memory is used to run the operating system. It is the working memory used by application for processing. It is very important for multi tasking. The data from the ram gets wiped out when the computer shuts down. The latest version of ram is DDR3 i.e double data rate.
Graphics card
Games are in one of the most demanding applications which require the use of graphics card. Graphics card is a display adaptor that works to display image on the monitor. They can be in built or installed separatly (PC only).