Soldato
Is that how he structured his information, or how you have? I suspect it's the former because it looks very much like Paul's unfiltered barrage of information and he's cocked it up, o at least padded it for maximum clicky clicks.Apparently so yes.
Zen 3D and Zen XT are surely the same thing since 3D is the thing AMD are making and XT is what they're going to call it; Ryzen 5000 XT will be the new SKUs which implement 3D V Cache.
Rembrandt and Laptop RDNA 2 refresh are the same thing; the new Rembrandt APUs feature a tweaked Zen 3 arch and RDNA 2 graphics.
Zen 4 next year too? I know that was planned, but it depends at which point in H1 he 5000 XT SKUs land. Officially launched October, available to purchase Q4 sounds likely.