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Re: Some odd errors / compatibility questions.



On Tue, Mar 24, 1998 at 02:38:51PM -0600, Timothy J. Miller wrote:
> tmill06@ibm.net (Timothy J. Miller) writes:
> > 	So I swapped the sticks.  The memory test *still* failed at
> > 11Mb.  Reenabled the cache and it still fails at 11Mb.
> 
> 	*sigh* Failed at *17Mb*.  Succeeded at *16Mb*.  I *will* remember
> to calculate in HEX, I *will* remember to calculate in HEX, I *will*
> remember to calculate in HEX...
> 
> 	This now points me toward a bad socket.  All the pins look good,
> but that's not likely to mean anything anyway.  Memory failures at SIMM
> boundaries make me suspicious...

As I understand it, Pentium-class systems need 64-bit wide RAM;
if you're using SIMMs, the 72-pin ones are only 32-bits wide, which is
why you need them in pairs. Hence, you would not expect it to be an error
at a certain address, because both SIMMs are used equally, effectively
interleaved.


hamish
-- 
Hamish Moffatt       Mobile: +61 412 011 176       hamish@rising.com.au

Rising Software Australia Pty. Ltd. 
Developers of music education software including Auralia & Musition.
31 Elmhurst Road, Blackburn, Victoria Australia, 3130
Phone: +61 3 9894 4788  Fax: +61 3 9894 3362  USA Toll Free: 1-888-667-7839
Internet: http://www.rising.com.au/


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