AMD Ryzen Threadripper 3990X CPU 64 Cores Prozessor Up to 4.3GHz sTRX4 PCIe 4.0 por | Jul 23, 2026AMD Ryzen™ Threadripper™ Processors. AMD Ryzen™ Processors. CPU Fans & Heat Sinks. Motherboard & CPU Combos. Native PCIe® Lanes (Total/Usable). AMD PRO Technologies. CPU Boost Technology. Processor Technology for CPU Cores.