Date: Wed, 28 Sep 2016 00:59:09 -0700 From: Mehmet Erol Sanliturk <m.e.sanliturk@gmail.com> To: Ralf Mardorf <ralf.mardorf@rocketmail.com> Cc: FreeBSD Questions Mailing List <freebsd-questions@freebsd.org> Subject: Re: i386 version in future ? Message-ID: <CAOgwaMs_jRzvrnCxyD1i1z8S8Q4AzbpAGC0jGEp9Y-KwdqvbVA@mail.gmail.com> In-Reply-To: <20160928091109.7aa95c9d@moonstudio> References: <CANrxokEkYLY7uTv%2BnWy4K_iBeeaaCMraJmrNOD7cU2GXCWkNCA@mail.gmail.com> <0D6BF663-5C95-4625-B412-00E14EF97986@FreeBSD.org> <35.AF.06698.BEF4AE75@dnvrco-oedge03> <20160927134158.74c11036@archlinux.localdomain> <CAOgwaMuMfF7_zve%2BAMuJ8iiAD4wMXGUQDO4-j8Ck1B1FZ=NOXA@mail.gmail.com> <20160928091109.7aa95c9d@moonstudio>
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On Wed, Sep 28, 2016 at 12:11 AM, Ralf Mardorf via freebsd-questions < freebsd-questions@freebsd.org> wrote: > On Tue, 27 Sep 2016 08:33:34 -0700, Mehmet Erol Sanliturk wrote: > >- 64 bit CPU will consume more power than only 32 bit CPU . > > Hi, > > I seriously doubt that this is true. More likely a dual-core 64 bit > does consume around half of what a 32 bit single core consumes. This at > least is true for my old 32 bit Athlon and my currently used 64 bit > dual core Athlon. Those 64 bit CPUs don't get nearly as hot as the old > 32 bit CPUs do. That the newer 64 bit CPUs provide frequency scaling > OTOH doesn't make such a big difference regarding power consumption. > > Regards, > Ralf > _______________________________________________ > > You are comparing different CPU brands with each other . Assume that two CPUs are produced with the SAME technology . A 64 bit CPU will contain more circuits than a 32 bit CPU , means more power it will use because amount of power will be proportional to number of circuit components and length of connection lines . Thank you very much . Mehmet Erol Sanliturk
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