Article View: comp.sys.mac
Article #10972Re: Re: New RISC Graphics for Macs (and other Quest's)
From: David Williams
Date: Fri, 23 Mar 1990 18:49
Date: Fri, 23 Mar 1990 18:49
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baum@Apple.COM (Allen J. Baum) replies:
>>In article <1990Mar22.052024.236@spectre.ccsf.caltech.edu> toddpw@tybalt.caltech.edu (Todd P. Whitesel) writes:
>>After looking at the product blurb with a photo of the motherboard, I can
>>assure you the SIMMs in the IIfx are 64 pinners.
>>
>>I think it has to do with the fact that the previous SIMMs don't have enough
>>pins to go above 4 Megs, and they want the IIfx to handle 16 meg SIMMs when
>>they come out.
>>
>All 30-pin simms have 12 address bits, which allow 16Meg chips. The 64 pinners
>allow separate data-in & out lines, for dummp&run writes
I'm STILL confused...does this mean I can use 80ns simms like the ones
I now have in my IIx[from Peripheral Outlet] in a IIfx or are the
simms custom jobbies available ONLY from APPLE? Are "normal" 80ns
simms 64 pinners? I mean how would one specify the correct simms when
ordering from a simm supplier?
-David
-------------------------------------------------------------------------------
David L. Williams -- hplabs!dlw -- dlw@iag.hp.com -- 408 447-5425
Hewlett Packard -- Information Architecture Group
Distributed Application Architecture
19046 Pruneridge Ave MS: 46G
Cupertino CA
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!mailrus!cs.utexas.edu!hellgate.utah.edu!helios.ee.lbl.gov!pasteur!ucbvax!hplabs!hpcc01!hpccc!dlw From: dlw@hpccc.HP.COM (David Williams) Newsgroups: comp.sys.mac Subject: Re: Re: New RISC Graphics for Macs (and other Quest's) Message-ID: <5360046@hpccc.HP.COM> Date: 23 Mar 90 18:49:04 GMT References: <22297@watdragon.waterloo.edu> Organization: HP Corp Computing & Services Lines: 29