Re: 8MHz Zip Chip doesn't work?

["mdj" <mdj.mdj@gmail.com>]

rg.jones@rogers.com wrote:
> Last year I picked up a nice IIc package deal. Included was a 8Mhz zip
> chip. At the time the guy ran the diags for me and they checked out
> okay. We really didn't run anything to demo the speed so I didn't think
> much of it.
>
> I was running Contiki today testing some stuff and at one point both
> the IIc and my IIgs (with a stock transwarp-gs) had the screen saver
> come on. I immediatly noticed a big difference in that the IIc was a
> lot slower.

It's fairly understandable that a stock transwarp gs would
significantly outperform a zipchip. While the clock speeds are similar,
the caching arrangement on the transwarp is vastly superior.

> I search around and found the Zip utilities that came with the system.
> The system tests still pass and and software reports that it can turn
> the chip on and off. I see no difference at all when it is supposed to
> be on or off.

Very, very strange. There should be a lot of noticeable differences
with the Zip enabled, from higher-pitched noises to games running
stupidly fast.

Matt