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Author Topic: clock timing on 68030 processors  (Read 3112 times)

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Offline runequester

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Re: clock timing on 68030 processors
« on: January 16, 2011, 12:15:21 AM »
Quote from: Karlos;606902
As far as I know, 68030's were sold at 16, 20(?), 25, 33, 40 and 50MHz.

There wasn't a lot of overclocking room, some folks have got 50MHz parts to run at 60MHz I think. Trying to run a 25MHz 030 at 50MHz is not going to end well.


well, the ACA ones from individual computers run at 56, but apparently it took quite a bit of fiddling
 

Offline runequester

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Re: clock timing on 68030 processors
« Reply #1 on: January 16, 2011, 04:01:22 AM »
Quote from: TheBilgeRat;606952
I am trying to figure out the best way to get my A2000 a boost in speed.  I want to add the following soon to it when I get some play money (and listed by my current priority):

1.  Indivision ECS.  the monitor I got from runequester is starting to not hold brightness/contrast, so it would be nice for to have other viewing options.
2.  MiniMegi - who doesn't need 2M chip ram? :D
3.  Accelerator goes here, because otherwise:
4.  Can't use Deneb (AFAIK) on a stock 68000

I find the 030 accelerators in the 25Mhz range more frequently than the ones I would like.  Also there are a couple of designs to choose from (ones that plugin to the processor slot, ones that plug into a zorro slot etc.)


Depending on your end goals, an 030 is not a bad way to go at all. Very compatible software-wise and you can find them for less than a farm :)

Sad to hear about the monitor.
If you got a spare hundred bucks, this works great
http://www.ambery.com/rgbcgatovgac.html
though its not significantly cheaper than the Indivision ECS and those appear to still be in stock.

From what I gather, the indivision may give a sharper image than an external scan doubler, but I've also seen a fair number of people have a hard time with them.