Ryzen is a brand of multi-core x86-64 microprocessors, designed and marketed by AMD for desktop, mobile, server, and embedded platforms, based on the Zen microarchitecture. From Wikipedia
Over 100 Ryzen 7 9800X3D failures and at least two Ryzen 9 9950X3D failures have been reported, with no clear root cause identified despite BIOS updates and ongoing investigations.