Two dos based utilities come to mind, Norton Utilities and CheckitPro.
Be sure to check for IRQ conflicts,  even ones that are not obvious
like a sound card and serial or parallel port using the same IRQ.

We were testing some Hayes enhanced serial ports and I forgot to yank
out the soundblaster (on IRQ 5) that was conflicting with com02 or com3
(on IRQ 5). I thought that if the dos drivers were not loaded, no problem
WRONG! It was behaving like bad memory, thought the two year old had been
working on the computer with her screwdriver.


On Tue, 30 Jul 1996, Kim Andersen wrote:

>
> Having bought a pram for our second child, I got my wife's permission to
> upgrade my old and trusty 486/33Mhz-8Mb to a 586/100Mhz-32Mb
>
> I'm having great problems, which as far as I can tell comes from bad
> memory :-(
>
> I'd like pointers to software able to perform a proper memory test pointing
> at the bit(s) in error.
> Anyone know of such a thing ?
>
> regards
> kim
>