Meet the Ryzen 9 9950x The world's Fastest CPU! The AMD Ryzen 9 9950X is a desktop processor with 16 cores, and is part of the Ryzen 9 lineup, using the Zen 5 (Granite Ridge) architecture with Socket AM5. Thanks to AMD Simultaneous Multithreading (SMT) the core-count is effectively doubled, to 32 threads. Ryzen 9 9950X has 64 MB of L3 cache and operates at 4.3 GHz by default, but can boost up to 5.7 GHz, depending on the workload. AMD is building the Ryzen 9 9950X on a 4 nm production process us