Date: Sat, 19 Mar 2011 01:15:52 +0200 From: Daniel Zhelev <daniel@zhelev.biz> To: freebsd-questions@freebsd.org Subject: Re: [solved] How to tell whether CPU supports x64? Message-ID: <AANLkTinyFZH-S3MsD7WBOeW7DbBPK3LX5BTG2JUhopiB@mail.gmail.com> In-Reply-To: <20110318111529.GA20088@guilt.hydra> References: <20110317213336.GF10069@ece.pdx.edu> <20110318110248.GG10069@ece.pdx.edu> <AANLkTi=%2BURn1iCg68nJO9m6tVt2fpR4ZLQWTJqpoQO0U@mail.gmail.com> <20110318111529.GA20088@guilt.hydra>
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On Fri, Mar 18, 2011 at 1:15 PM, Chad Perrin <perrin@apotheon.com> wrote: > On Fri, Mar 18, 2011 at 02:18:22PM +0300, Ilya Kazakevich wrote: > > > > > > AMD Features=0x20100000<NX,LM> > > > AMD Features2=0x1<LAHF> > > > Cores per package: 16 > > > Logical CPUs per core: 2 > > > > > > The Intel site does say the E5520 supports x64. It seems the lack of > > > LM in the original system does in fact mean it's a 32-bit only > > > processor. > > > > > > > Look again: AMD Features=0x20100000<NX,LM> > > NX,*LM* > > I believe the reference to "the original system" means the *other* system > whose output was included in the email -- which does not show "AMD > Features" data. The "original system" does not show a reference to LM, > but the second system (whose output you quoted) *does*. > > . . . which to me suggests that the processor is 64 bit, but the > "original system" for some reason does not recognize that fact. > > -- > Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ] > It is 32bit Xeon P4 known as Dell PowerEdge 1750 http://www.dell.com/downloads/global/products/pedge/en/1750_specs.pdf http://seattle.craigslist.org/see/sys/2272693617.html The 2nd one is *Dell POWEREDGE* R610 which is 64bit system - completely different model and processor. http://www.dell.com/downloads/global/products/pedge/en/server-poweredge-r610-specs-en.pdf Best regards!
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