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Re:AMD Zen 2 Microarchitecture Analysis: Ryzen 3000 and EPYC... by jdsully on Tuesday June 11, 2019 @01:38AM (#20153232)
Up until recently every CPU generation was on a brand new node - there was no second gen on the same process. We never had reliability issues with CPUs before.
Re:AMD Zen 2 Microarchitecture Analysis: Ryzen 3000 and EPYC... by dfrage on Tuesday June 11, 2019 @11:53AM (#20156553)
The Intel Atom C2000 product family had a terrible problem which would brick systems, see for example https://www.tomshardware.com/news/intel-cpu-failure-atom-pro... or https://www.theregister.co.uk/2017/02/06/cisco_intel_decline...
Re:AMD Zen 2 Microarchitecture Analysis: Ryzen 3000 and EPYC... by jdsully on Tuesday June 11, 2019 @06:11PM (#20159980)
There was also a weak transistor on some Sandy Bridge chips in the SATA controller. But these failures are really quite rare.