From: Bill Morrow (penzance_at_gate.net)
Date: Sun Apr 23 2000 - 03:23:35 EDT
the A20p has an 18gig drive.. which points to 12.5mm..
the T20 (51U) has an 18gig, the T20 41U has a 12gig..
and, in spite of my earlier 43gig comment, how many users really need 2 x 25gig or,
even 2 x 18gig on any one laptop.. ?!
STeve Andre' wrote:
> If and when I get the name of the site again I will let everyone know. It
> was an interesting mix of technical stuff. I HATE it when my system
> crashes, and I haven't saved the site I'm at into a bookmark.
>
> At any rate, I think that the space squeeze inside laptops, coupled with
> the increasing bit densities involved are going to make for thinner disks.
> Look at what IBM has done with its current models, from the lowly i
> Series to 600's; they all handle 12.5, not 17mm drives. To me that says
> that they aren't going to go about using the older larger size any more.
>
> It will be very interesting to see what disk size the new A20's and T20's
> can handle. If the higher end units can't take 17mm disks then I think
> that will be significant. I know already that there are some interested
> 7mm disks in Japan in the 8 or 9G range, with really good shock
> handling characteristics.
>
> As an aside, a hardware type friend of mine has speculated that we may
> be on the cusp of another leap in disk drive capacities soon. He reads
> things that the disks folks write and understands the subtle nuances of
> magnetic theory and says this. 'Twill be interesting to see if he's right.
>
> --STeve Andre'
>
> At 07:45 PM 4/21/00 -0700, Mark Bell wrote:
> >I would be interested in that paper or web site. To push the
> >envelope, I can't see companies waiting until their technology
> >can be sized into a 12.5mm form factor. IBM isn't the only one
> >making HDs either. In addition, the 770 series will allow a user
> >access to their old data if needed (or anyone needing to work with
> >a larger form factor laptop HD for whatever reason) or save $$$ by buying a HD
> >in the larger form factor when the smaller becomes available.
> >There is zero disadvantage of the HD bay on the 770, and it is
> >an advantage over the 600 series. I agree that density is only going
> >to improve (as it has for years <g>), but coupled with a larger
> >form factor, they can stuff even more capacity in that puppy. Of course
> >at what point is, "enough is enough." >:-) Heck, I don't even use
> >all the capacity of the stock 14.1gb drive in my 770z!
> >
> >At 07:27 PM 04/21/2000 -0400, STeve Andre' wrote:
> > >I think I remember reading a paper on new disk technologies which said that
> > >12.5mm was going to be a standard for the next while, and 17mm wouldn't
> > >be needed. IBM has gotten up to around 17 billion bits per square inch now
> > >in data density and I got the impression thats only going to improve, so the
> > >new disks won't be as tall as before.
> > >
> > >Witness the 32 and 30G IBM disks at 12.mm. Also, consider that smaller
> > >notebooks could use the smaller disks.
> > >
> > >Now if only I could remember the site where I was reading about all this...
> > >
> > >STeve Andre'
> > >
> > >At 07:16 PM 4/21/00 -0700, Mark Bell wrote:
> > >>At 10:35 PM 04/21/2000 BST, Anthony R. Gold wrote:
> > >> >In message <15782.000420_at_falkor.chi.il.us> "Ronald W. Heiby" writes:
> > >> >> -----BEGIN PGP SIGNED MESSAGE-----
> > >> >> Hash: SHA1
> > >> >>
> > >> >> Thursday, April 06, 2000, 2:49:29 PM, Randal wrote:
> > >> >> RW> The 770 had only 3 things over the original 600:
> > >> >> RW> (1) Video capability (presumably in or out), ...
> > >> >> RW> (2) Hardware-assisted MPEG playback ...
> > >> >> RW> (3) the largest 14.1" screen with 1280x1024 resolution ...
> > >> >> RW> EVERYTHING else the 770 had or did, the 600 matched quite nicely.
> > >> >>
> > >> >> Cool! I didn't know that I could put two 25Gig HDs into a 600 series,
> > >> >> or even ONE 25Gig HD. Which model is it that has this capability, so I
> > >> >> can consider it for replacing my 770ED?
> > >> >
> > >> >Check out http://www.storage.ibm.com/press/hdd/20000412.htm for info
> > >> >on the 30GT, a 12.5mm 30GB 4,200rpm drive which should allow 60GB in
> > >> >any 600 series thinkpad, when using both main and slimbay; volume are
> > >> >shipments promised in May.
> > >> >
> > >>
> > >>The point is when technology pushes new HD capacities, they initially
> > >>come out in >12.5mm sizes on a frequent basis and these drives have
> > >>larger capacities and sometimes faster rpm rates. In time, similar
> > >>capacity devices are offered in smaller form factor(s) as technology
> > >>affords it. The 770 series can accomodate larger physically sized
> > >>HDs (>12.5mm). The 600 series can not. This was the case with the
> > >>25gb drive, and I suspect it will happen again in the future with
> > >>other drives, manufacturers and capacities as they push the envelope
> > >>for speed and capacity.
> > >>
> > >>Mark
> > >>
> > >>
> > >>-------------------------------------------------
> > >>Mark Bell @ ElectroSoft Consulting
> > >>800 College Drive #126 * Vineland, NJ * 08360
> > >>Voice: 856-293-9426 =-= Fax : 856-293-9423
> > >>Email: bytehead_at_bellatlantic.net
> > >>-------------------------------------------------
> > >>Providing MS Access, SQL, Visual C and Basic
> > >>RDBMS solutions to satisfy your database needs.
> > >>Network and System consultation and installation
> > >>--------------------------------------------------
> > >
> > >
> >-------------------------------------------------
> >Mark Bell @ ElectroSoft Consulting
> >800 College Drive #126 * Vineland, NJ * 08360
> >Voice: 856-293-9426 =-= Fax : 856-293-9423
> >Email: bytehead_at_bellatlantic.net
> >-------------------------------------------------
> >Providing MS Access, SQL, Visual C and Basic
> >RDBMS solutions to satisfy your database needs.
> >Network and System consultation and installation
> >--------------------------------------------------
-- Happy trails...** Bill Morrow ** :-) WEB page http://thinkpads.com e-mail: bill_at_thinkpads.com, penzance_at_gate.net
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