mcguire at neurotica.com
Fri Nov 14 13:00:50 CST 2008
On Nov 14, 2008, at 10:00 AM, Curtis H. Wilbar Jr. wrote:
>> I think the 20 can actually do quad-CPU; while it has only two Mbus
>> slots, I seem to recall that someone made Mbus modules with two
>> CPUs in
>> a single Mbus form factor.
> It can do quad... Sun had the SM52X (2 SM51s on a almost
> double wide cpu card... you could the put two of them in.
> Downside was you lost 2 sbus slots. The Sun sold Hypersparc
> module HS12 was a dual 100mhz cpu (I believe it was normal
> width... so you didn't lose sbus slots to go quad).
Just avoid the SM100 modules like the plague...they were slower
than pissing tar. You could take an SS20 (or an SS10, or a 4/600MP)
to four processors that way, but they were painful to use. They were
sold by Sun but based on an early Ross chipset, though I don't recall
Port Charlotte, FL
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