The Core i5 is a line of mid-range processors developed by Intel. It is designed for a balance of performance and efficiency, making it suitable for everyday computing tasks, gaming, and multitasking. Core i5 processors typically feature multiple cores, allowing them to handle several tasks simultaneously, and they often include technologies like Turbo Boost for increased performance when needed. Core i5 processors are commonly found in laptops and desktops, catering to users who require more power than entry-level processors, such as the Core i3, but do not need the high-end capabilities of the Core i7 or Core i9. They are popular among students, professionals, and casual gamers.