Re: IIgs RAM card Question

["John King" <joki@eskimo.com>]

Thanks Wayne.

What is the difference between this card and an Apple card for the // e?


Wayne Stewart <waynes@intergate.bc.ca> wrote in message
392993E9.8BEBEF35@intergate.bc.ca">news:392993E9.8BEBEF35@intergate.bc.ca...
> Well, if it's an Apple memory card that says APPLE IIGS MEMORY EXPANSION,
> then it's maximum capacity is 1mb. With the Apple card each bank of 8 is
256k.
> DMA isn't a problem with this card.
> With a ROM 3 this card is acceptable but in a ROM 1 it's really too small.
> If you have to buy chips to fill it, I'd think you'd be better off putting
the
> money
> toward a larger memory card from Altech.
>
>
>
> John King wrote:
>
> > Just won a bid on ebay for an Apple IIgs RAM card (it says Apple IIgs on
the
> > card)
> >
> > Now I'm wondering what I will get.
> >
> > It is populated with 4 banks of 8 chips, the seller said it had 1 meg on
it
> > with room for 3 more megs.
> >
> > ? Is this card roughly equivalent to the card that Alltec is selling? I
know
> > they have a 4 and 8 meg cards. One bid description of a IIgs RAM card
> > mentioned something about DMAs and I thought "uh oh", what RAM cards
don't
> > support that, and does it matter? I know what DMA is, but are there
cards
> > out there that differ in DMA support, and what implications could these
> > differences mean w.r.t performance and software compatability?
> >
> > If you know what chips I need to fill the board, does anyone have some
for
> > sale?
>