14 Jul
2004
14 Jul
'04
8:26 a.m.
>>>> "Antonio" == Antonio Carlini
<a.carlini(a)ntlworld.com> writes:
> Apparently, 15,000 rpm drives (high end fibre
channel drives) have
> lower capacity than slower drives not just because the areal
> density is less, but also because the platter is smaller. You're
> getting what is effectively a 2.5 inch drive packaged into a 3.5
> inch chassis. The reason the platter is that small is that you
> can't spin a 3.5 inch sized platter at 15k rpm with acceptable
> motor power.
Antonio> We ship plenty of FC drives at work - the "lower capacity"
Antonio> here means (typically) 130GB instead of 250GB. They cost
Antonio> more too!
Those are the 10,000 rpm ones. The 15,000 rpm ones are smaller still.
paul