Ryzen is a line of CPUs and APUs created by Advanced Micro Devices (AMD) and launched in 2017. Built on AMD's Zen architecture, Ryzen processors are designed for high performance in gaming, content creation, and professional workloads. The brand includes multiple series, such as Ryzen 3, 5, 7, 9, and Threadripper, targeting different market segments. Ryzen has been a key driver in AMD's resurgence in the CPU market, challenging Intel's dominance with competitive pricing and strong multi-threaded capabilities.