AMD shares details about Zen 3 and Zen 4 architectures

[HEXUS]

And presents a roadmap for its Epyc Milan and Epyc Genoa processors.

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[Xlucine]

Zen3 on AM4! (probably, if it's still DDR4 there's no need to change the socket)

[scaryjim]

Zen3 on AM4! (probably, if it's still DDR4 there's no need to change the socket)

The decision to stick with SP3 for the server Zen 3 chips certainly implies it'll also be on AM4. The overall topology appears to stay pretty much the same - 8 core chiplets attached to an I/O die - so it'll be interesting to see how much it's a revised arch v. how much it's more of a refresh...