[Anandtech] AMD Ryzen 9 3900: A 12-Core 65W CPU Listed [By motherboard support list] : r/Amd
AMD Ryzen 9 3900X drops to an all-time low price of US$390 potentially jeopardizing both the Intel Core i7-10700K and the Core i9-10900K sales - NotebookCheck.net News
AMD Ryzen 9 3900X 12-core, 24-thread unlocked desktop processor with Wraith Prism LED Cooler
AMD Ryzen 9 3900 CPU Specs Leaked, 12 Cores at 65W
The Best CPU You CAN'T Buy - Ryzen 9 3900 Performance Review