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[_] 2.5" SATA 250GB 7200RPM Drives

andrew holway andrew at moonet.co.uk
Mon Apr 14 11:50:58 BST 2008

>  Power consumption, heat and really the fact that it isn't as needed -
>  on a 2.5" drive, the data density is higher than on a 3.5" drive
>  (through either higher density platters, or more platters and more
>  heads), which means in real terms a 2.5" 7200rpm drive is a better
>  performer than a 3.5" 7200rpm drive.  Thus you can largely get away
>  with 5400rpm drives.

Only seek time is a bit faster, as you have a smaller platter the out
side edge is moving at a slower rate and the rpm are less, the
throughput will be slower, by quite a bit I think.

Ta

Andy

>
>  Regards
>  Richard
>
>
>
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