Doug S (foo.delete@this.bar.bar) on October 9, 2020 8:11 am wrote:
> Dummond D. Slow (mental.delete@this.protozoa.us) on October 8, 2020 4:39 pm wrote:
> > Wilco (wilco.dijkstra.delete@this.ntlworld.com) on October 8, 2020 3:02 pm wrote:
> > > Groo (charlie.delete@this.semiaccurate.com) on October 8, 2020 2:48 pm wrote:
> > > > itsmydamnation (no.delete@this.way.com) on October 8, 2020 2:38 pm wrote:
> > > >
> > > > > While its all ARM level marchitecture for performance increase ( :) /s
> > > > > dont kill me ) AMD actually sold themselves short in some regards.
> > > > >
> > > > > What i mean by that is they game tested @ 1080p not 720p which increases how often they are GPU
> > > > > bound in a frame. LOL and CS:GO are by far the lightest GPU loads and also low CPU thread count
> > > > > and they show ~50% performance increase. That extra ~30 points of performance over base average
> > > > > IPC increase is going to be largely from low thread counts having access to 32mb of L3. If they
> > > > > game tested @ 720p and picked some more notorious low thread count games ( CIV5, cities skylines,
> > > > > etc) they could probably skew there gaming performance even higher from 26% perf improvement.
> > > > >
> > > > > Worth noting this is the Same 7nm process as Zen2 and thus no EUV until Zen4.
> > > >
> > > > They gave out numbers at 4K as well, just not in the video. I won't repost or
> > > > quote AMD's benchmark numbers until they get their heads out of their ass and
> > > > properly disclose test setups like Intel does. That said they are out there.
> > > >
> > > > Also the process is NOT the same as Zen 2, it is still a non-EUV 7nm but a different variant than
> > > > before. AMD obviously didn't go into the weeds here when I asked, and TSMC's ever shifting naming
> > > > conventions make things worse every time they update things, but it is not the same as it was.
> > >
> > > N7P is the only non-EUV 7nm process that is not the original N7.
> > >
> > > Wilco
> >
> > AnandTech says it is N7 with some extra mid-lifecycle tweaks
> > that are still in the envelope of the original tech.
> > They rolled those in for the Ryzen 9 3900XT/R7 3800XT/R7 3600XT processors (bot not the original
> > 3000/3000X SKUs) and supposedly the process for Ryzen 5000 is exactly the same as that.
> > Of course, AnandTech could make a mistake here, it sometimes happens.
>
>
> So perhaps sort of an N7PP, where the N7P process has been tweaked further.

No, I am pretty sure it is supposed to be a lesser improvement to N7 than what full N7P is/was supposed to be. Not a new process, just minor tuning inside the constraints of the original N7 product.

The process shouldn't be nearly as big as improvement over N7 as N7P would be.