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Old January 7, 2010, 11:11 AM
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CMetaphor CMetaphor is offline
Join Date: May 2007
Location: Montreal, Canada
Posts: 5,038

My System Specs


Originally Posted by bojangles View Post
You got it all wrong lol.

Area of 2.5" disk would be Pi*(2.5/2)^2 = 4.91 inch sq.
Area of 3.5" disk would be Pi*(3.5/2)^2 = 9.62 inch sq.

Areal density of 2.5" disk = 300/4.91 = 61GB/sq in.
Areal density of 3.5" disk = 500/9.62 = 52GB/sq in.

So the 2.5" platters are more dense.

Thanks. I need coffee... lol
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