clt@pur-phy (Carrick Talmadge) (06/11/88)
Since nobody else has posted this yet, I figured some of you might
be interested in the following info. My source is the trade magazine
"Macintosh Today", May 2, 1988 issue.
The following is the upgrade path for the Macintosh line, as described in
the above reference [their reference was the Spring Developers' Conference
'88].
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Year CPU Operating System
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1984 Mac 128K [H] Graphical Interface [H]
Appletalk [H]
1985 Mac 512KE [D] Hiearchial File System [D]
1986 Mac Plus [D,C] Appleshare [C]
1987 Mac SE [C] Multifinder [C,E]
Mac II [E] Hypercard [C]
1988 ---------- A/UX [E]
System 6.0 [E]
-Notification Manager
System 7.0 [E]
-24 bit Color Quickdraw
-Interapplication Communication
1989 68020 Laptop [C] System 8.0 [S]
68030 [E,S] -True Multitasking
-Interprocess Communication
-Virtual Memory
1990 RISC [S] System ?.? [S]
-True Multiuser
-Voice
-Video
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Notes:
The following are "target levels":
[H] -> Home User
[D] -> Desktop Publishing
[C] -> Corporate
[E] -> Engineering
[S] -> Scientific
"True Multitasking" refers to preemptive multitasking with
memory protection.
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Carrick Talmadge clt@newton.physics.purdue.edu
--------
When you have eliminated the impossible, whatever remains,
no matter how improbable, must be the truth. -- Sherlock Holmes
Yes, but what happens if nothing's left? -- Watson's reply