Free Express Shipping! AMD Ryzen 9 5900X 3.7 GHz 12-Core AM4 Processor 12 Cores & 24 Threads, 3.7 GHz Base Clock, 4.8 GHz Max Boost Clock, Socket AM4, 6MB L2 & 64MB L3 Cache, DDR4-3200 Memory, Unlocked Processor, Supports PCIe 4.0 x16, Zen 3 Architecture