OT: x86 Motherboard RAM Sticks

Deepak Saxena plug-discuss@lists.plug.phoenix.az.us
Sun, 22 Jun 2003 16:02:49 -0700


On Jun 22 2003, at 15:55, Ed Skinner was caught saying:
> Hmmm,
>      I have a x86 motherboard (Giga-byte GA-7VKMLS, in another Walmart box) 
> that doesn't seem to mind two differently sized RAM sticks in A/B order but 
> becomes intermittent (POST doesn't start 50% of the time at power on) when in 
> B/A order. That is, if I swap the sticks, it works, and if I swap them back, 
> it is intermittent. The MOBO book says mixing sizes is Okay but obviously 
> something is going on.
>      The two sticks are marked:
> Value RAM, KVR-PC133/256, 3.3v, Kingston
> Value RAM, KVR133x64c3/128, 3.3v, Kingston
>      Anyone recognize if I'm doing a No-No

Run memtest86 on the RAM.  It's possible that something is wrong with 
the low-address range stick B and it's only getting hit during POST.

~Deepak

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