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From: chuck@amdahl.UUCP
Newsgroups: comp.arch
Subject: Re: 64 Vs 32
Message-ID: <5901@amdahl.UUCP>
Date: Sun, 15-Mar-87 04:17:13 EST
Article-I.D.: amdahl.5901
Posted: Sun Mar 15 04:17:13 1987
Date-Received: Sun, 15-Mar-87 19:37:14 EST
References: <3810013@nucsrl.UUCP> <985@rpics.RPI.EDU> <755@ames.UUCP>
Reply-To: chuck@amdahl.UUCP (Charles Simmons)
Organization: Amdahl Corp, Sunnyvale CA
Lines: 10

In article <755@ames.UUCP> fouts@orville.UUCP (Marty Fouts) writes:
>Besides, with 4Mb memory chips, 4Gb is still (not counting ECC) 8
>THOUSAND chips; so we aren't likely to see very many machines with
>that many memory parts, soon.

A 4Gb memory is roughly 1.5 memory generations away from the
current 512Mb memory.  (Memory density increases by a factor
of four from one generation to the next.)  A 4Gb memory would
thus be built with 16Mb chips or even 64Mb chips, reducing the chip
count to 2,048 or 512 chips.