Expiry of x86-64 patents

By: Robert Williams (crispysilicon.delete@this.gmail.com), October 28, 2020 6:42 am
Room: Moderated Discussions
Robert Williams (crispysilicon.delete@this.gmail.com) on April 20, 2019 8:15 am wrote:
> Beastian (noemail.delete@this.aol.com) on April 19, 2019 11:10 am wrote:
> > Doug S (foo.delete@this.bar.bar) on April 19, 2019 10:40 am wrote:
> > > Beastian (noemail.delete@this.aol.com) on April 19, 2019 9:05 am wrote:
> > > > Does anyone think that the upcoming expiry of patents on the core x86-64 instruction set
> > > > which includes SSE2, maybe sooner than 2023 (as the Athlon 64 was introduced in 2003) would
> > > > open the flood gates for third party implementations of compatible processors?
> > > >
> > > > The basic architecture including importantly the memory model could freely be implemented in hardware
> > > > once that core instruction set falls out of patent; I'm unclear about the amount of traction that later
> > > > Intel instructions have gotten in common software, but emulation could at least ensure compatibility.
> > > > Competition in x86 implementation has languished for long
> > > > stretches of time, though it has seen a resurgence
> > > > as of late; compare that to the ARM ecosystem which has seen vast improvements due to a larger number
> > > > of implementers: Apple, Qualcomm, nVidia, Samsung, ARM, Applied Micro and Cavium.
> > >
> > >
> > > Who would be interested in making an x86-64 compatible CPU?
> > > I know, I know, someone is going to suggest "Apple"
> > > so they can have a dual x64/ARM64 SoC for the Mac to ease the transition, but ignoring them, who?
> > >
> > > Some may point to China, but AMD already sells some pretty cheap CPUs so unless they can do a good
> > > enough design to match higher end AMD/Intel CPUs what's the point? And if they were going to do
> > > it, they wouldn't wait until the patents expire - they would have started the design years ago so
> > > it could be ready when the patents expire. Surely someone would have caught wind of it by now.
> >
> > That's a good lead, and you were right:
> >
> > https://fuse.wikichip.org/news/733/zhaoxin-launches-their-highest-performance-chinese-x86-chips/
>
> The answer would be VIA.
>
> I think they still have x86 IP from Cyrix? They developed Zhaoxin for China.

https://www.digitimes.com/news/a20201027VL200.html
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TopicPosted ByDate
Expiry of x86-64 patentsBeastian2019/04/19 09:05 AM
  Expiry of x86-64 patentsGian-Carlo Pascutto2019/04/19 09:46 AM
    Expiry of x86-64 patentsBeastian2019/04/19 10:06 AM
    Expiry of x86-64 patentsJukka Larja2019/04/19 10:44 AM
      Expiry of x86-64 patentsGian-Carlo Pascutto2019/04/19 11:12 AM
        Expiry of x86-64 patentsJukka Larja2019/04/19 12:41 PM
          Expiry of x86-64 patentsRobert Williams2019/04/19 01:18 PM
          Expiry of x86-64 patentsGian-Carlo Pascutto2019/04/19 02:35 PM
          Expiry of x86-64 patentsIntelUser20002020/10/30 02:17 AM
            Expiry of x86-64 patentsJukka Larja2020/10/30 07:49 AM
              Expiry of x86-64 patentsme2020/10/30 09:47 AM
                Expiry of x86-64 patentsJukka Larja2020/10/30 09:52 AM
                  Expiry of x86-64 patentsMark Roulo2020/10/30 10:21 AM
                    Expiry of x86-64 patentsJukka Larja2020/10/30 11:29 AM
                      Expiry of x86-64 patentsMark Roulo2020/10/30 11:42 AM
                        Expiry of x86-64 patentsJukka Larja2020/10/30 09:04 PM
                          SIMD syntaxhobold2020/10/31 06:54 AM
                            SIMD syntaxJukka Larja2020/10/31 09:14 AM
                              SIMD syntaxhobold2020/11/01 08:22 AM
                                SIMD syntaxJukka Larja2020/11/01 11:11 AM
                                  SIMD syntaxhobold2020/11/02 05:33 AM
                          Expiry of x86-64 patentsme2020/10/31 03:01 PM
                            Expiry of x86-64 patentsJukka Larja2020/10/31 09:23 PM
                              Expiry of x86-64 patentsFoo_2020/11/01 04:48 AM
                                Expiry of x86-64 patentsJukka Larja2020/11/01 07:01 AM
                      Expiry of x86-64 patentsAdrian2020/10/30 12:02 PM
                        Expiry of x86-64 patentsBigos2020/10/30 01:20 PM
      Expiry of x86-64 patentsGeoff Langdale2019/04/19 02:52 PM
        Expiry of x86-64 patentsJukka Larja2019/04/19 09:38 PM
      Expiry of x86-64 patentsYuhong Bao2019/04/20 02:35 PM
  Expiry of x86-64 patentsDoug S2019/04/19 10:40 AM
    Expiry of x86-64 patentsBeastian2019/04/19 11:10 AM
      Expiry of x86-64 patentsRobert Williams2019/04/20 08:15 AM
        Expiry of x86-64 patentsRobert Williams2020/10/28 06:42 AM
  Expiry of x86-64 patentsanyone2019/04/20 07:11 AM
    Expiry of x86-64 patentsGroo2019/04/20 07:29 AM
      Expiry of x86-64 patentswumpus2019/04/20 08:32 AM
      Expiry of x86-64 patentsblaine2020/10/30 12:03 PM
        Expiry of x86-64 patentsDavid Kanter2020/10/30 08:59 PM
  Intel vs AMD patentsYuhong Bao2019/04/20 02:32 PM
    Intel vs AMD patentsBeastian2019/04/20 03:35 PM
  Expiry of x86-64 patentsTravis Downs2019/04/20 07:24 PM
    Expiry of x86-64 patentsnone2019/04/21 07:36 AM
      Expiry of x86-64 patentssomebody2019/11/27 10:44 AM
      Expiry of x86-64 patentsAnon32019/11/27 05:16 PM
        Expiry of x86-64 patentsTravis Downs2019/11/27 06:17 PM
      Expiry of x86-64 patentsMontaray Jack2019/11/28 12:03 AM
        Expiry of x86-64 patentsnone2019/11/28 01:57 AM
          Expiry of x86-64 patentsdmcq2019/11/28 11:20 AM
            Expiry of x86-64 patentsMontaray Jack2019/11/29 05:00 AM
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