Microarchitecture refers to the design and organization of a computer's internal components, specifically how the processor's architecture is implemented. It includes the arrangement of the central processing unit (CPU), memory, and other elements that determine how efficiently a computer can execute instructions. Different microarchitectures can lead to variations in performance, power consumption, and overall efficiency. Microarchitecture is crucial for optimizing the performance of modern computing systems. For example, the Intel Core and AMD Ryzen families of processors utilize distinct microarchitectures that influence their speed and capabilities. Understanding microarchitecture helps engineers design better processors that meet the demands of various applications, from gaming to data processing.