Re: IIgs and CMS SCSI

[airmaster@KCUF.org (KCUF airmaster)]

On 12 Nov 1997 12:26 -0500, spec@vax2.concordia.ca (Mitchell Spector) wrote:

>In article airmaster@KCUF.org writes...
>
>>What's the fastest one can accelerate a GS?
>
>    With a (modified) plug-in accelerator card the fastest attainable
>speed is 16 MHz. I currently have a ZipGS running my system at 15 MHz
>and it has been quite stable most of the time. The only thing is the
>limitations of GS (i.e. 1 MHz bus speed and screen writes) make going
>beyond 12 or even 10 MHz not very noticable. Besides which, your only
>speeding up the system using a caching method, so there are times the
>GS will drop back down to 2.6 or 1.0 MHz when performing certain kinds 
>operations. 
>
>    The other way to accelerate the GS is with a DMA SCSI interface
>and semi-modern hardrive of course. I have also heard of using a
>math co-processor card like the NumberCruncher or FPE to speed up
>operations, but it is only useful with certain pieces of software
>(very few Apple IIgs owners own a math co-processor card).

With $12,000, I could make a IIgs network to outpace a Cray!



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