1. Zen = Summit Ridge + Naples + more, see the EPYC presentation, this is like saying there are no Bulldozer-based Opterons but we obviously know there were Bulldozer and Piledriver based Opterons (Interlagos / Abu Dhabi) which had C0 steppings. The similar connection you'd be making would be "Bulldozer = Zambezi / Piledriver = Vishera", in that case, but there are other platforms...
2. Yeah, Summit Ridge is Ryzen, that is the name for the DT platform, but "Zen" applies to many things. CPC was careful not to use "Summit Ridge" or "Ryzen"
3. Yes
4. There are no public errata / product revision guide for Zen yet, so no I can not read bug fix.
Okay, so no Ryzen (Consumer) B2 right now but I think you're missing my point. Everyone and their cousin was/is under the impression that AMD is using the same dies for Naples / EPYC in an MCM, even past Opterons shared steppings /revisions with the Desktop platform so it is easy for people to confuse the broader "Zen" with Naples, Summit Ridge, and assume Ryzen etc. The only reason I posted in this thread was to clarify that if B2 exists, it is being used in Naples.
I've seen a couple articles like a TPU article claiming "Summit Ridge" B2, which is wrong as you said, since you asked, but still most likely these are just wrong assumptions based on the CPC tweet that only said "Zen". There were what seemed to be B1 Engineering Samples for Naples and ThreadRipper so I can understand why people are getting them all confused.
As far as sending a letter to AMD Austin, come on man. Read what I'm saying for what it is. Just trying to help clear things up.





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