>
> "Sparky Spartacus" universalexports.org> wrote in message
> news:Yyyrh.45$c05.15@newsfe12.lga...

>> S.Lewis wrote:

>>> "Sparky Spartacus" universalexports.org> wrote in message
>>> news:u7qrh.10$c05.8@newsfe12.lga...

>>>> Tom Scales wrote:

>>>>> A little more information. I thought the problem could be in
>>>>> something that is installed by Dell.
>>>>>
>>>>> It's not.
>>>>>
>>>>> Formatted and installed XP Pro. Nothing installed except the drivers
>>>>> (including chipset) and HDTune.
>>>>>
>>>>> Same problem. Graph dips to almost zero every few seconds.
>>>>>
>>>>> Cloned the drive to a fresh 300Gb drive. ...