[comp.sys.mac] Yet Another Baseless Rumor

cyosta@taux01.UUCP ( Yossie Silverman ) (03/29/89)

I heard from a friend who knows people that the Mac IIxE is to be introduced
later this year.  It will feature a 33Mhz 68030, all the goodies in the
current new macs AND a RISC (88000 I would assume) QuickDraw processor.
I think this machine would count as a NeXT killer as it will have the
fastest (or at least very fast) graphics around.
-- 
Yossie Silverman                                   What did the Caspian sea?
National Semiconductor Ltd. (Israel)				- Saki
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billkatt@sol.engin.umich.edu (billkatt) (03/30/89)

In article <1377@taux01.UUCP> cyosta%taux01@nsc.COM ( Yossie Silverman ) writes:
>I heard from a friend who knows people that the Mac IIxE is to be introduced
>later this year.  It will feature a 33Mhz 68030, all the goodies in the
>current new macs AND a RISC (88000 I would assume) QuickDraw processor.
>I think this machine would count as a NeXT killer as it will have the
>fastest (or at least very fast) graphics around.

The Quickdraw processor is an AMD 27000, not an 88000, an 88000 costs MUCH
too much to use as a co-processor.

+----------------------+----------------------------------------------------+
| Steve Bollinger      | Internet: billkatt@sol.engin.umich.edu             |
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+-----------------------------+  more seriously than you do."               |
| "You remember the IIe, it   +---------------------------------------------+
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| machines with big screens, color, or slots."                              |
|                                 - Harry Anderson (from NBC's Night Court) |
+---------------------------------------------------------------------------+

caromero@phoenix.Princeton.EDU (C. Antonio Romero) (03/30/89)

In article <1377@taux01.UUCP> cyosta%taux01@nsc.COM ( Yossie Silverman ) writes:
>I heard from a friend who knows people that the Mac IIxE is to be introduced
>later this year.  It will feature a 33Mhz 68030, all the goodies in the
>current new macs AND a RISC (88000 I would assume) QuickDraw processor.
>I think this machine would count as a NeXT killer as it will have the
>fastest (or at least very fast) graphics around.
>-- 

I heard a similar rumor (InfoWorld or MacWeek, I forget which) about the
graphics coprocessor-equipped machine.  Didn't say anything about a
33MHz 68030, though that might be nice; but it did say an AMD29000 (I
think-- at any rate, the processor in the Archimedes, I think)
RISC coprocessor, rather than a Motorola 88000.

Sorry about the vagueness, but this was a couple of weeks ago.  If someone
keeps old issues of these publications you could check the rumor columns
at the back and back me up on this.

-Antonio Romero    romero@confidence.princeton.edu

lauac@mead.qal.berkeley.edu (Alexander Lau) (03/30/89)

In article <1377@taux01.UUCP> cyosta%taux01@nsc.COM ( Yossie Silverman ) writes:
>I heard from a friend who knows people that the Mac IIxE is to be introduced
>later this year.  It will feature a 33Mhz 68030, all the goodies in the
>current new macs AND a RISC (88000 I would assume) QuickDraw processor.
>I think this machine would count as a NeXT killer as it will have the
>fastest (or at least very fast) graphics around.
>-- 
>Yossie Silverman                                   What did the Caspian sea?

The rumor that I heard was that the Mac IIex will have a 25 MHz
processor, 20 MHz NuBus, and a few more neat goodies.

Of course, the standard disclaimer applies...

fodder
fodder

--- Alex
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INTERNET: lauac%qal.berkeley.edu@ucbvax.berkeley.edu

sho@pur-phy (Sho Kuwamoto) (03/30/89)

In article <4252fa64.a590@mag.engin.umich.edu> billkatt@caen.engin.umich.edu (billkatt) writes:
>In article <1377@taux01.UUCP> cyosta%taux01@nsc.COM ( Yossie Silverman ) writes:
>>I heard from a friend who knows people that the Mac IIxE is to be introduced
>>later this year.  It will feature a 33Mhz 68030, all the goodies in the
>>current new macs AND a RISC (88000 I would assume) QuickDraw processor.

>The Quickdraw processor is an AMD 27000, not an 88000, an 88000 costs MUCH
>too much to use as a co-processor.

So, how much of a speedup should we expect for graphics intensive operations?
Is the AMD 27000 going to be only as fast as the 68030 (speed increase only
because the CPU can do other things in the meantime) or significantly faster?
As 32 bit quickdraw approaches, this becomes very important.  How fast would
a full screen redraw be with 24 bits on a 19" monitor?

Also, what Quickdraw calls will the processor handle?  Probably bit blits
for sure, but will it do all the funky region stuff as well?  Also, are
there any rumors about the progress of NuGraph?  What new routines will
be added?  Will it be interpereted (ugh) like postscript?  Etc.  Youth
wants to know.

-Sho

alan@rnms1.paradyne.com (0000-Alan Lovejoy(0000)) (03/31/89)

In article <4252fa64.a590@mag.engin.umich.edu> billkatt@caen.engin.umich.edu (billkatt) writes:
>In article <1377@taux01.UUCP> cyosta%taux01@nsc.COM ( Yossie Silverman ) writes:
>>I heard from a friend who knows people that the Mac IIxE is to be introduced
>>later this year.  It will feature a 33Mhz 68030, all the goodies in the
>>current new macs AND a RISC (88000 I would assume) QuickDraw processor.
>>I think this machine would count as a NeXT killer as it will have the
>>fastest (or at least very fast) graphics around.
>
>The Quickdraw processor is an AMD 27000, not an 88000, an 88000 costs MUCH
>too much to use as a co-processor.

What is an AMD 27000?  Do you mean an AMD 29000 RISC?   

You're quite right that the 88k is too expensive.  Given the price which
Apple pays for 68030's, a dual 68030 design is far more likely.  Or perhaps
even a 68030/68020 combo.  After all, the graphics coprocessor doesn't 
strictly need memory mangement.

Another possibility, for this time next year, is a 68040 based Mac.  For those
of you who have not heard, Motorola "announced" the 68040 this week.

Details:

General Sampling date: September 1989
Volume production date: 1Q90
Clock Speed:  25MHz initially, with 33MHz 3-4 months behind.
Performance:  13.5 @ 25MHz (Intel claims 10 MIPS @ 25 MHz for the 80486)
              2 MFLOPS SP (about 8x the 68882)
Transistor count: 1.2 million
Process: 1 micron HCMOS
On-Chip Caches: 4k instruction, 4k data
Functional Units: integer, floating point, mmu
Compatibility: full upward compatibility with 68030/68882
Price: unspecified
Other comments:  full internal Harvard architecture;
                 Motorola has not yet released all pertitent information,
		 including what programmer-visible architectural extensions
		 there may be or whether the '040 uses microcode or not;
		 based on the MIPS rating and the clock speed, it appears
		 that the '040's cycles-per-instruction ratio is just under 2,
		 at least when executing 68030-compatible code; that means 
		 that it is about equivalent to the current-generation
		 Fujitsu SPARC chip at the same clock speed; people who
		 might reasonably know have claimed that it also has RISC
		 style 3-operand register-register instructions, which
		 significantly increase performance if used;  we'll see.

[Source for most of this:  Electronic Engineering Times, March 27 '89]



Alan Lovejoy; alan@pdn; 813-530-2211; AT&T Paradyne: 8550 Ulmerton, Largo, FL.
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