This document discusses and compares different computing form factors. It begins by defining form factor as the configuration of a computer's system unit, such as the system board or case. It then provides examples of different form factors including desktop computers, laptops, tablets, smartphones, video game consoles, and embedded systems. For each form factor, it describes common input and output devices, typical processing power, and how and where the platform is commonly used. The document aims to compare the key characteristics of different computing devices.