The last time I had to upgrade one, the memory has to be parity as
well.  that is, only 4MB or 16MB and has to be parity simm.

Anthony Garvey wrote:
>
> Hello Lance,
>
> If my memory serves me correctly you cannot use 8MB simms in this Gateway.
> I think a 16MB will work fine.
>
> HTH,
> Anthony
>
> >I'm working on a Gateway 486 SX/25 for a customer.  I added an additional
> >8MB of RAM to bring the total up to 12MB, however the system won't see past
> >4MB.
>
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