To identify the type of motherboard your computer uses, you need to download, install and run a system profiler utility, such as CPU-Z. Once the utility detects the system components, you can peruse the Mainboard section... More »

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A motherboard links the different components within a computer to allow communication between all the hardware components. It holds the system memory, expansion slots, networking systems, audio, input/output systems and ... More »

Though the specific features of a motherboard vary according to the intended use, price and underlying technologies, the main components include power connectors, expansion slots, front and rear panel connections, drive ... More »

The complementary metal-oxide semiconductor, or CMOS, chip is a motherboard component that stores the basic input/output system, or BIOS, settings of the computer. It comes with its own battery power to retain stored inf... More »

A system unit is the metal case that houses and protects other computer components, such as the motherboard, hard drive, RAM, graphics card and central processing unit, or CPU, of a computer system. More »

The number of ports a computer has depends on the type of motherboard it uses. A computer typically has two PS/2 ports for the mouse and keyboard, several DVI, VGA or HDMI ports to connect it to a display device, multipl... More »

To defragment a Mac, make sure the operating system is up to date, download a defragmenting utility, restart the computer and run the defragmenting utility. If that does not fix the problem, run Disk Utility or back up a... More »

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