[rescue] U2 CPU's (was Re: advice saught)

Curious George jorge234q at yahoo.com
Wed Sep 12 18:29:32 CDT 2007

--- Phil Brutsche <phil at tux.obix.com> wrote:

> Curious George wrote:
> > Speaking of which...  What's the fastest CPUs I
> can stuff in a U2?  I
> > have a pair of 450MHz/4MB CPUs (from a U60 or
> maybe a E420?) that I
> > would like to install in my U2.  But, the only
> docs I have found
> > don't address this module (probably they predate
> it?)
> IIRC these facts are true:
> * a U2 will go up to 2x 400MHz

Ah.  OK.  Then the 450's are SOL for this case.

> * The 450MHz CPUs will work in some PCI systems, not
> SBus systems

I put a pair in a U60 and they seemed fine.

> * A E220 is a rackmount U60, a E420 is a rackmount
> U80, the CPUs are compatible

Ah!  That's worth knowing!  Thanks!

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