A processzor is a crucial component of a computer that performs calculations and executes instructions. It acts as the brain of the computer, processing data and managing tasks. The speed and efficiency of a processzor significantly affect the overall performance of a computer system. Modern processzor designs often include multiple cores, allowing them to handle several tasks simultaneously. This multi-core architecture enhances multitasking capabilities and improves performance in demanding applications, such as video editing and gaming. Popular brands of processzor include Intel and AMD, which are known for their advanced technology and innovation in the field.