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Date: Wed, 21 Sep 2005 12:19:10 +0400
From: "Andrew P." <infofarmer@gmail.com>
To: Josh Paetzel <josh@tcbug.org>
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	<200509201540.12554.josh@tcbug.org>
Cc: freebsd-questions@freebsd.org
Subject: Re: AMD Sempron CPUTYPE & Co.
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On 9/21/05, Josh Paetzel <josh@tcbug.org> wrote:
> On Tuesday 20 September 2005 15:21, Andrew P. wrote:
> > Hello!
> >
> > So I have a Sempron 2500+ CPU, one that supports
> > SSE3. What should I place in my /etc/make.conf? I use
> > ssh with X11Forward very often, so OpenSSL should
> > be compiled to be as fast as it can be on this CPU.
> > Here's a part of dmesg:
> >
> > CPU: AMD Sempron(tm) Processor 2500+
> > (1407.05-MHz 686-class CPU)
> > Origin =3D "AuthenticAMD"  Id =3D 0x20fc2  Stepping =3D 2
> >
> >   Features=3D0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,
> > PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,
> > PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
> >   Features2=3D0x1<SSE3>
> >   AMD Features=3D0xe2500800<SYSCALL,NX,MMX+,
> > <b25>,LM,3DNow+,3DNow>
> >
> > I want to use SSE3, but I don't want to set CPUTYPE
> > to nocona, cause that way compilers won't ever use
> > AMD features. Is there a way to tell compilers to use
> > every feature I've got?
> >
> >
> > Thanks very much,
> > Andrew P.
>=20
> I don't know what options to put in /etc/make.conf, but I see that you
> are running your FSB @ 133mhz when it should be @ 166mhz.  A Sempron
> 2500+ runs at 1.75ghz

There are different Semprons marked 2500+. Mine is
equipped with 256Kb L2 cache and runs and 1.4GHz.
Any other suggestions? :)

Andrew P.