486 upgrade boards

From: PG Manney <manney_at_lrbcg.com>
Date: Thu Mar 5 12:59:41 1998

Last I heard, Evergreen was still selling 386-486 upgrade chips, which
are
really quick. US$20 each, IIRC

manney_at_lrbcg.com

 "Chicken Little was right!"


> > Does anyone have any upgrade board for PCs? I said 486, but I mean
> > any such thing. This is part of a desire to find a way to salvage some
> > systems. Does anyone have any MCA upgrade boards? There are some PS/2
> > 286 towers, which I would take if I could upgrade them to something
> > 32-bit
>
> For various reasons, mostly related to the '100% documented PC', I have a

> little kludge-board in an original AT motherboard in this PC. It's called

> (IIRC) a 'Make-It 486', and contains a TI 486-a-like, the floating point
> copro, and a couple of PLD chips.
>
> I've also got a similar 386 board that I found at a radio rally. It's
> labelled 'Hyper386-SX 50/60/AT'. It contains an Intel 80386SX-16 + 3
> PAL-like things. From the name, I'd assume it would work in a PS/2 model
> 50 or model 60.
>
> I've no idea where you'd find one, but they certainly exist.
>
> -tony
Received on Thu Mar 05 1998 - 12:59:41 GMT