The debate on what per say is a mini...

From: Fred Cisin <>
Date: Fri Dec 15 16:16:34 2000

On Fri, 15 Dec 2000, Chuck McManis wrote:
> There are lots of ways to "slice" this question. I have at various time used:
> if it runs on one 110V wall socket its a micro
> if it takes 220 and/or three phase its a mini
> if it takes 440 and its own voltage consditioning system its a
> mainframe
> Then there was
> if the "CPU" is one chip its a micro
> if the "CPU" is multiple chips/boards its a mini
> if the "CPU" is multiple cabinets its a mainframe
> Things that have never worked are speed of memory and speed of computer.
> You might use I/O capacity versus the compute capacity, perhaps as a
> MIPS/MEGABYTE ratio. If the value is over 5 its a micro, less than five but
> over 1 its a mini, and under 1 and its a mainframe.

Another obsolete classic:
        Micro: you can pick it up and carry it
        Mini: you need a handtruck
        Mainframe: you need a forklift and a union moving crew

Grumpy Ol' Fred
Received on Fri Dec 15 2000 - 16:16:34 GMT

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