An embarassment of riches in terms of server processor--but why?

I'm not a data science major but I work in a private company's server room and I thought this might be as good a place to ask this question as any: Why are big chip companies launching processors that seem likely to cannibalize their own market shares?

This question came into my head when I was reading press announcements from a server company we buy from. I'm gonna use their products to illustrate my question but it's for convenience's sake, …

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