Re: Steppings/microcode questions...

From: Craig Whitmore (lennon@igrin.co.nz)
Date: Mon Apr 24 2000 - 23:53:21 EST


----- Original Message -----
From: "Mark Hahn" <hahn@coffee.psychology.mcmaster.ca>

> > In a dual machine should the CPU's have the same stepping to run
properly?

Then why does my dual Pii work with different stepping?
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 3
model name : Pentium II (Klamath)
stepping : 4

processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 3
model name : Pentium II (Klamath)
stepping : 3

>
> yes. Intel requires it.
>
> > Will this affect the reliability of Linux?
>
> perhaps. there's nothing specific in Linux that depends on particular
> steppings.
>
> > Can I find out what steppings a CPU has without opening the sealled box
(can
> > I find it from outside via serial number/box)?
>
> run linux on it, of course. /proc/cpuinfo

I said without opening the package up :) (I know /proc/cpuinfo)

>
> > Also alot of newer Motherboards when they boot up say Microcode version
> > whatever
> > What does this exactly mean?
>
> huh? exactly what you said: it's the version of the microcode that
> the processor's running. or are you asking what microcode is?
>

yea what is Microcode..

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