Article View: comp.sys.mac
Article #10443Re: New RISC Graphics for Macs (and other Quest's)
From: Allen J. Baum
Date: Thu, 22 Mar 1990 20:16
Date: Thu, 22 Mar 1990 20:16
14 lines
1155 bytes
1155 bytes
[]
>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
--
baum@apple.com (408)974-3385
{decwrl,hplabs}!amdahl!apple!baum
Technical Details
Message-ID:
<39740@apple.Apple.COM>Path:
arc1-ca.pugleaf.net!utzoo!attcan!uunet!snorkelwacker!apple!baumReferences:
<29560@amdcad.AMD.COM> <22297@watdragon.waterloo.edu> <7324@goofy.Apple.COM> <39712@apple.Apple.COM> <1990Mar22.052024.236@spectre.ccsf.caltech.edu>Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!snorkelwacker!apple!baum From: baum@Apple.COM (Allen J. Baum) Newsgroups: comp.sys.mac,comp.graphics,comp.arch Subject: Re: New RISC Graphics for Macs (and other Quest's) Message-ID: <39740@apple.Apple.COM> Date: 22 Mar 90 20:16:08 GMT References: <29560@amdcad.AMD.COM> <22297@watdragon.waterloo.edu> <7324@goofy.Apple.COM> <39712@apple.Apple.COM> <1990Mar22.052024.236@spectre.ccsf.caltech.edu> Reply-To: baum@apple.UUCP (Allen Baum) Organization: Apple Computer, Inc. Lines: 14