[Techtoolslist] Upgrade 68000 in 9100?

[Andrew Welburn]

The bottleneck in the 9100A is the disk controller, every time. You could get the cpu running faster but you would still be waiting for that SCSI controller, even if it’s ultimately running a CF card.

Andrew Welburn (mobile)

> On Sep 18, 2019, at 12:27 AM, John Robertson <jrr at flippers.com> wrote:
> 
>> On 2019/09/17 3:51 p.m., Ian Eure wrote:
>> 
>> John Robertson <jrr at flippers.com> writes:
>> 
>>> I was glancing at some of the upgrade paths for 68000s a while ago and stumbled across this site:
>>> 
>>> https://amiga.resource.cx/exp/pak3
>>> 
>>> Which talks about upgrades to 68020/030 for the 68000.
>>> 
>>> Not sure if it is worth it, although my 9100FT does boot up much faster than my 9100s.
>>> 
>> I don’t have the manuals in front of me, but if I recall, the 9100FT is clocked at 25mhz and the 9100A is something like 10mhz. I don’t think swapping in an '030 would make any difference in relative speed.
>> 
>>  -- Ian
> 
> The upgrades (AIR) usually had the CPU and scratch pad RAM running at the faster speed, then it interfaced to the regular bus.
> 
> I haven't looked into this seriously for the 9100, just thought it would be a 'fun' project!
> 
> John :-#)#
> 
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