[vcf-midatlantic] Original Macintosh Architecture Questions
perkins.jason at gmail.com
Wed Jun 23 21:16:33 UTC 2021
The Mac Classic is faster than the 128k-Plus, but is equally as fast as an
SE. Most of the improvement is in SCSI throughput.
I own both a Plus and Classic, and confirm the Classic is a bit snappier.
It also has a flatter CRT.
On Wed, Jun 23, 2021 at 4:25 PM John Heritage via vcf-midatlantic <
vcf-midatlantic at lists.vcfed.org> wrote:
> Hey folks --
> Two items I'm curious about on the classic (and very original) Apple Macs..
> 1. Mac (128kb ,512kb, etc) audio -- was there a custom or off the shelf
> sound chip for the audio on the original Mac? and was it 1 channel / and
> was it a custom chip by Apple? (how did it achieve speech synthesis in
> 2. The Macintosh Classic released in 1990 "was about 25% faster than the
> original Macs". This is in line with the Atari ST often being quoted as
> faster than a Mac when emulating a Mac via Magic Sac or similar. What
> changed in the architecture to make the Mac Classic (or an ST in emulation)
> faster than the original Mac? Was it faster memory that gave more
> availability for CPU usage? were only certain instructions sped up or was
> everything faster?
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