| Igor Batinic 2007-12-24, 1:12 pm |
| Hi!
Eric Gisin wrote:
> "David Lesher" <wb8foz@panix.com> wrote in message
> news:fkju66$r1$1@reader1.panix.com...
> This certainly is one of the industries stupidest ideas.
A lot of people would noot agree.
> A 10K 3.5" drive has 3" platters, the 2.5" platters have half the capacity.
> 3.5" drives come with 1-5 platters, 2.5" only 1-2. So
> total capacity is 1/4 of 10K or 1/2 of 15K 3.5" drives, but cost for
> SCSI drives has alway been per platter (or head).
> If lowest $/GB is your goal, 7200 SATA will be even cheaper and cooler.
>
> You don't get higher density (GB per frontal area), you don't get lower
> power over 4-5 platter 10K drives,
> the only benefit is more IO/s because you have more actuators.
This benefit is more important for business use than pure capacity.
I don't like 2,5" driver either, but for blade servers / virtualization
and important data on SAN/NAS or something else, 2,5" disks are good enough.
Best regards,
Iggy
|