The next Apple chip

By: dmcq (dmcq.delete@this.fano.co.uk), November 20, 2020 10:57 am
Room: Moderated Discussions
Andrei F (andrei.delete@this.anandtech.com) on November 20, 2020 6:31 am wrote:
> dmcq (dmcq.delete@this.fano.co.uk) on November 20, 2020 4:37 am wrote:
> > Andrei F (andrei.delete@this.anandtech.com) on November 20, 2020 12:47 am wrote:
> > > Maynard Handley (name99.delete@this.name99.org) on November 19, 2020 8:22 pm wrote:
> > > > OK guys, M1 time is over. What's next?
> > > >
> > > > Something I just realized, and I think the timing works out beautifully:
> > > > TSMC started N5P testing/Risk production in 2Q2020.
> > > > Meaning that (and now that I think about it, it is so obvious!) the M1X will be on N5P!
> > > > THAT is what's determining its schedule.
> > > >
> > > > There is a precedent. Remember that the A10 came out in Sept
> > > > 2016, on 16nm. But the A10X came out in June 2017 on 10nm.
> > > >
> > > > This makes so much sense. It gives time Apple to improve some of the rushed bits of the M1, and gives
> > > > a free 5% speed boost (which isn't much, sure, but may mean that M1X clocks at, say 3.5GHz)
> > > > And gives Apple a second round of (totally justified!) "OMG,
> > > > Apple is king, everyone else is doomed" publicity,
> > > > say maybe in April or May, which should sustain them till the A15/iPhone next reveals in September.
> > > >
> > > > Well, six months or so to see if I'm right. tick tick tick
> > >
> > > 8 big core piece is next, timing isn't clear but I suppose next 6-8 months.
> >
> > And as your article in Anandtech shows there' some obvious things which they can
> > improve like the multi-core memory performance.
>
> Sorry what? They are destroying everybody in MT memory perf within that core-count.
>
> If you mean those initial copy results, I had removed that paragraph, it's because the large cores detected
> the streams and turned them into nontemporal transfers, the little cores don't have that ability and that's
> why when they got added in the bandwidth appeared to reduce, as it turned into your classical 2R1W traffic
> behaviour. Using explicit non-temporal copies flatlines at 59GB/s across all cores

Oh i see, thanks, my mistake. That explains that ok.
< Previous Post in ThreadNext Post in Thread >
TopicPosted ByDate
The next Apple chipMaynard Handley2020/11/19 09:22 PM
  The next Apple chipanon22020/11/19 09:59 PM
    The next Apple chipMaynard Handley2020/11/20 10:45 AM
  The next Apple chipAndrei F2020/11/20 01:47 AM
    The next Apple chipdmcq2020/11/20 05:37 AM
      The next Apple chipAndrei F2020/11/20 07:31 AM
        The next Apple chipdmcq2020/11/20 10:57 AM
    The next Apple chipRonald Maas2020/11/20 09:54 AM
      The next Apple chipAnon2020/11/20 12:30 PM
        The next Apple chipWes Felter2020/11/22 09:50 PM
    The next Apple chipMaynard Handley2020/11/20 10:46 AM
    The next Apple chipJan Vlietinck2020/11/21 06:14 AM
      The next Apple chipDoug S2020/11/21 09:34 AM
  The next Apple chipDoug S2020/11/20 09:07 AM
    The next Apple chipMaynard Handley2020/11/20 10:51 AM
      The next Apple chipDoug S2020/11/20 12:07 PM
        The next Apple chipMaynard Handley2020/11/20 12:54 PM
          The next Apple chipDoug S2020/11/20 02:34 PM
  The next Apple chipRichard S2020/11/20 06:38 PM
  The next Apple chipDavid Hess2020/11/20 07:35 PM
    The next Apple chipBrett2020/11/20 09:56 PM
      The next Apple chipJames2020/11/21 08:18 AM
        The next Apple chipBrett2020/11/21 08:38 AM
      The next Apple chipDavid Hess2020/11/21 08:17 PM
      The next Apple chipHoward Chu2020/11/22 02:52 PM
        The next Apple chipBrett2020/11/25 06:27 PM
    The next Apple chipNaNon2020/11/21 04:01 AM
      The next Apple chipMaynard Handley2020/11/21 11:30 AM
      The next Apple chipDavid Hess2020/11/21 08:43 PM
        The next Apple chipJukka Larja2020/11/21 09:16 PM
          The next Apple chipDavid Hess2020/11/21 09:47 PM
          The next Apple chipDoug S2020/11/22 11:17 AM
            The next Apple chipJukka Larja2020/11/23 06:57 AM
        The next Apple chipMaynard Handley2020/11/22 11:12 AM
          The next Apple chipJukka Larja2020/11/23 07:13 AM
          The next Apple chipdmcq2020/11/23 09:18 AM
    The next Apple chipDoug S2020/11/21 09:53 AM
      The next Apple chipDavid Hess2020/11/21 08:40 PM
    The next Apple chipJacob Marley2020/11/21 12:40 PM
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