Re: Issues upgrading cpu
Albert Dengg wrote:
> On Wed, Sep 06, 2006 at 01:36:45PM -0300, Bruno Buys wrote:
>
> >On 9/6/06, Albert Dengg <a_d@gmx.at> wrote:
>
> >>-----BEGIN PGP SIGNED MESSAGE-----
> >>Hash: SHA1
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> >>On Wed, Sep 06, 2006 at 12:51:48AM -0300, Bruno Buys wrote:
> >>
> >>>I upgraded my cpu to a sempron with 64bit extension (Sempron 3400+ for
> >>>754, to be precise). After some googling and reading, I still can't
> >>>figure those out:
> >>>
> >>>- Why do some instruction flags don't appear at /proc/cpuinfo? sse3 and
> >>>x86-64, specifically. Do they have different names? (output follows).
> >>>According to a tom's hw chart, there's no such thing as a sempron 3400
> >>>for 754 platform without sse3 and x86-64.
> >>>
> >>>bruno@frank:~$ cat /proc/cpuinfo
> >>>processor : 0
> >>>vendor_id : AuthenticAMD
> >>>cpu family : 15
> >>>model : 44
> >>>model name : AMD Hammer Family processor - Model Unknown
> >>>stepping : 2
> >>>cpu MHz : 2043.189
> >>>cache size : 256 KB
> >>>fdiv_bug : no
> >>>hlt_bug : no
> >>>f00f_bug : no
> >>>coma_bug : no
> >>>fpu : yes
> >>>fpu_exception : yes
> >>>cpuid level : 1
> >>>wp : yes
> >>>flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
> >>>mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm
> >>>3dnowext 3dnow pni
> >>>bogomips : 4038.65
> >>>
> >>>The machine now runs a 64bit sarge netinstaller (which it didn't
> >>>before), so I know the 64bit instructions are there. Is the complete
> >>>64bit reinstall worth the hassle?
> >>
> >>just guessing...
> >>what kernel are you using?
>
>
>
> >kernel is 2.6.8-2-k7 stock sarge.
>
>
> >i havent tried though i doubt that a normal 686 or k7 kernel supports
>
> >>either of these extentions and therefore will not test for them...
> >>
> >>what does it say when you start the amd64 installer and open a console?
>
>
>
>
> >I didn?t try that. Will try as soon as I get back home.
> >thanks for the tips, albert. I?ll try some livecd?s as well.
> >One clue: mplayer?s ./configure told me arch is 'k8', instead of 'k7'.
> >By the way, here?s the processor:
> >http://www.amdcompare.com/us-en/desktop/details.aspx?opn=SDA3400AIO3BX
>
>
> just fort your comparision, here is the ouput from my athlon64/3200+ (no
> sse3):
> ad@Lastesel:~$ cat /proc/cpuinfo
> processor : 0
> vendor_id : AuthenticAMD
> cpu family : 15
> model : 31
> model name : AMD Athlon(tm) 64 Processor 3200+
> stepping : 0
> cpu MHz : 1000.000
> cache size : 512 KB
> fpu : yes
> fpu_exception : yes
> cpuid level : 1
> wp : yes
> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
> mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt
> lm 3dnowext 3dnow lahf_lm
> bogomips : 2007.25
> TLB size : 1024 4K pages
> clflush size : 64
> cache_alignment : 64
> address sizes : 40 bits physical, 48 bits virtual
> power management: ts fid vid ttp
>
> yours
> Albert
>
Hi Albert,
SSE3 does appear at my cpuinfo, but its called pni, from 'prescott new
instructions'. See http://en.wikipedia.org/wiki/SSE3.
yours,
bruno
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