Date: Wed, 21 Sep 2005 12:19:10 +0400 From: "Andrew P." <infofarmer@gmail.com> To: Josh Paetzel <josh@tcbug.org> Cc: freebsd-questions@freebsd.org Subject: Re: AMD Sempron CPUTYPE & Co. Message-ID: <cb52064205092101195b9d779f@mail.gmail.com> In-Reply-To: <200509201540.12554.josh@tcbug.org> References: <cb520642050920132154c9fe@mail.gmail.com> <200509201540.12554.josh@tcbug.org>
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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.
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