On Thu, Apr 14, 2005 at 10:51:46AM -0500, Matthew Nuzum wrote:
> So if you all were going to choose between two hard drives where:
> drive A has capacity C and spins at 15K rpms, and
> drive B has capacity 2 x C and spins at 10K rpms and
> all other features are the same, the price is the same and C is enough
> disk space which would you choose?
>
> I've noticed that on IDE drives, as the capacity increases the data
> density increases and there is a pereceived (I've not measured it)
> performance increase.
>
> Would the increased data density of the higher capacity drive be of
> greater benefit than the faster spindle speed of drive A?
The increased data density will help transfer speed off the platter, but
that's it. It won't help rotational latency.
--
Jim C. Nasby, Database Consultant decibel@decibel.org
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