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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: Elmer who wrote (43126)12/10/1998 10:48:00 AM
From: Ali Chen  Read Replies (1) | Respond to of 1572268
 
Have you notice the words "THESE ERRORS" in the
original message, in the context of the 350-bug
discussion?

What makes you feel to conclude that "it fails"
to function otherwise properly, except the
intermittent boot problem due to acknowledged
Win95osr2 timing bug?

"Gee... Whee..." What argument other than this
do you have?



To: Elmer who wrote (43126)12/10/1998 1:40:00 PM
From: Jim McMannis  Read Replies (3) | Respond to of 1572268
 
Elmer.
The End of overclocking coming soon.
Can an Intel employee let me know if this Karl Andrews really works
for Intel? Use e-mail..

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December 9, 1998
12:15pm

More on the demise of OverClocking....
This time from an Intel employee.

Date: Tue, 08 Dec 1998 09:41:16 -0800
From: Karl Andrews <kandrews@ichips.intel.com>
To: DV-L@dvcentral.org
Subject: Why not to overclock
Message-ID: <366D64BC.65F948A@ichips.intel.com>

Let me say up front that I work for Intel, and that this is not an official
Intel statement, only my opinions. That out of the way, I help design
microprocessors, so maybe I can shed a little light on this subject.

Yes, with the currently available crop of chips, you can usually get
away with moderate overclocking. What you are trading off is
reliability and chip life. There are certain semiconductor failure modes
that are speed sensitive. We design chips with these in mind for a
certain (rather long) lifetime. Overclocking reduces this, but many
people don't care as they will have traded in their machines long ago.
We care, because we honor the warranty on that chip, no matter who
has it now, so overclocked chips cost us extra money in support.

Also, faster chips can be sold for higher prices, right? When we test
manufacturing batches, we sort them by maximum reliable speed. If a
333 MHz chip was capable of running reliably at 350 or 400, don't you
think we would be selling it at that speed, with it's correspondingly
higher price? Whatever you may think of Intel, we aren't stupid. The
speed-sensitive error causing that lower speed rating may or may not be
significant to your application, but how do you know? We don't label
the chip with the type of error, only the maximum reliable speed.

Anyway, the newer chips coming out soon have more effective
speed control methods built into them, so overclocking will
soon become a dead subject. Why do we go to such great lengths to
prevent hobbyists from experimenting with their personal property?
Ah, if that were all it was...

There are people who make their living by grinding off the speed labels
on our chips, and reselling them at higher prices. The unsuspecting
buyer of a system with one of these chips doesn't know this, they were
only interested in maximum speed at minimum price. Then when
problems pop up, who has to pay for replacing that chip? Not the
overclocker, they are offshore somewhere; and not the screwdriver
shop that assembled the system with grey-market components, they too
are long gone. Who is still around to catch the blame? Intel. That's
why we care. It comes out of my paycheck in the form of a slightly
smaller year-end bonus, so I care, personally.

- Karl
-------------------------
Well, if that don't sound like a nail in a coffin, I don't know what to tell
you......bummer eh?
I wish Intel could come up with a way to simply tell if the CPU was
ever OC'ed, that
would take care of the warranty issue. Makes you wonder if their
official, "We don't
care what you do with the CPU in the privacy of your own home", is
for real or
not...........

----

If anyone wants a URL I'll post it.