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Definition: Ryzen


A family of x86 CPUs from AMD introduced in 2017. The Ryzen line is AMD's top-end CPU family for laptop and desktop computers, and since its introduction, more than 75 Ryzen models have been released with four to 64 cores. AMD's Athlon chips are also offered (see Athlon). Ryzen was designed to compete with Intel for gaming PCs at lower price points. See x86.

The first Ryzen chips were based on AMD's Zen microarchitecture and 14 nm process technology. In 2018, the second-generation Ryzen Threadripper chips were enhanced with the Zen+ architecture and 12 nm nodes. See AMD.