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From: elm@sprite.Berkeley.EDU (ethan miller)
Newsgroups: comp.arch
Subject: Re: Data Storage density questions
Message-ID: <37895@ucbvax.BERKELEY.EDU>
Date: 1 Aug 90 00:24:58 GMT
References: <AGLEW.90Jul30145243@oberon.crhc.uiuc.edu> <2684@network.ucsd.edu> <1990Jul31.200043.5189@nlm.nih.gov> <1990Jul31.233407.11825@portia.Stanford.EDU>
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Reply-To: elm@sprite.Berkeley.EDU (ethan miller)
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In article <1990Jul31.233407.11825@portia.Stanford.EDU>,
dhinds@portia.Stanford.EDU (David Hinds) writes:
|>     Some drives do spin at different speeds.  I think I saw somewhere that
|> IBM is putting 5400 RPM drives in its RS6000 machines.  And my PC has an
|> 80MB drive that is essentially a 40MB drive spinning at 2700 RPM and using
|> RLL encoding to achieve the higher density.

Yes, IBM's new Lightning drives do spin faster than 3600 RPM.  They are
3.5" drives that spin at 4300+ RPM.  They're the drives in the RS6000s.

ethan
=================================
ethan miller--cs grad student   elm@sprite.berkeley.edu
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