A Desktop PC is a Personal computer Designed for regular use at a single location on or near a desk. Due to its size and power requirements. The most common configuration has a case that houses the power supply, motherboard (a printed circuit board with Microprocessor. As the central processing unit (CPU), memory, other electronic components), Hard disk storage drives. SSD, optical drives. A keyboard and mouse for input and a computer monitor, speakers, a printer for output. a desktop computer is meant to stay at one location. Desktop PC includes Processor which can be micro tower or mini tower designed to fit under the desk or unit that goes on top of desk. It also includes a motherboard, the main circuit board for the computer. Desktop computer motherboards are generally standardized on Advanced Technology extended (ATX), microATX or Balanced Technology.