Things get cloudy on systems which use 520 byte sectors rather than 512.
You will see on IBM's web sites difference capacities for AS/400 format
versus 'normal' sector format.

On Wed, 13 Jun 2001, Carlini, Antonio wrote:

> Matt London wrote:
>
> > I still don't understand why the disk manufacturers don't
> > quote in "real
> > numbers" tho. Plus - they quote the unformatted capacity usually too -
> > which means you always get less anyway. But then again, that
> > depends on
> > the fs you put on the disk.
>
> Once one of them started to quote in real-world
> units their stuff started to look bigger to today's
> "untutored" consumers. Same argument for
> formatted vs unformatted (although I thought
> that most disks quote formatted capacity
> these days since there is no real low-level
> formatting allowed on most IDE disks and
> SCSI does not seem to need it either).
>
> Antonio
>

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