[rescue] Q: Are all EV5's made equal?

Dave McGuire mcguire at neurotica.com
Mon Jul 14 11:05:03 CDT 2003

On Monday, July 14, 2003, at 12:26 AM, Francisco Javier Mesa-Martinez 
>>> A quick alpha question. I was looking on info on an alphastation 600 
>>> which
>>> I just got. It seem that teh eV5 (21164) can be upgraded to 333 or 
>>> 500.
>>> Question is, are all EV5s running at 500 Mhz the same? Or are 
>>> different
>>> families of EV5s?
>>> Inquiring minds want to know... I know htere are a few DEC gurus 
>>> over here
>>> *cough*Dave*cough* so I figure it may be a worthwhile question.
>> I'm not Dave, but I'll try to answer.  There are two different EV5s
>> available.  The 21164, and the 21164A.  The 21164 is an EV5, and the
>> 21164A is the EV56.
>> As far as I know, all 500MHz EV5s are EV56s.
> Are they pin/voltage comaptible? As far as I know usually the EVx and
> EVxabc do differ on the mnfg process only.

   Nope...different pinouts...I was frustrated by exactly this some time 


Dave McGuire             "I've grown hair again, just
St. Petersburg, FL           for the occasion."       -Doc Shipley

More information about the rescue mailing list