[colug-432] SSD vs SD
Rick Troth
rmt at casita.net
Tue Apr 9 11:02:33 EDT 2013
On Tue, Apr 9, 2013 at 10:25 AM, <jep200404 at columbus.rr.com> wrote:
> Here's some info on what's inside them.
>
> http://www.edn.com/design/communications-networking/4390180/Dissecting-the-Intel-710-Enterprise-SSD-
"Six 470-μF capacitors connected in parallel are used to store the
required emergency charge and keep the drive alive long enough to
flush out ongoing operations in the event of a power failure."
Wow ... 470 μF in such a small package!
I remember hearing about a computer that had just enough internal
power to write its brains to disk when it lost the grid. So ...
really, the SSD is a computer (it has a processor) and hands off cache
to NAND flash before the end comes. Nice.
Do y'all realize we're talking about a $1300 drive in this case?
(100GB is $400 at NewEgg, but the article discusses the 200GB model,
which I cannot find below a grand.) The vendors are still able to
gouge "enterprise" customers. [sigh]
--
-- R; <><
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