Does HD Size Affect Performance?

PWNettle

Member
May 10, 2004
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Howdy, I'm new visitor here as of the past few days and I'm learning a lot by reading articles, searching, and reading threads here.

My first question, after not finding anything via search, is, does the size of a hard drive impact performance?

For example, would a 160GB drive ever suffer performance-wise as it fills up compared to a 120GB as it fills up?

If it matters, please reply in regards to SATA (or compare the various types if appropriate).
 

Pariah

Elite Member
Apr 16, 2000
7,357
20
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Given 2 drives with the same specs, same platters and same amount of data, the larger drive (one with more platters) would be marginally faster since its read heads don't have to travel as far across the platter surface to find the same data. This won't reault in any real tangible performance gains during typical use. The interface has no effect on this. Sometimes the highest platter count drives have minimally slower spec'd average seek time, which would negate the original advantage it had. This is usually reserved for 5 platter drives or more which are very rare today.