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Old 2006-10-21, 07:05   #12
S485122
 
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"Jacob"
Sep 2006
Brussels, Belgium

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Debuging your problems. If I understand well.
  • When the video card is active, the computations are 5 times slower than when it is inactive.
  • No process is using the missing CPU cycles so they are attributed to "System Idle Process".
  • Using the apropriate video drivers (and thus using your card to specs) worsens the problem.

This leads me to suspect some power consumptiun problem.
A few questions:
  • What are the specs of your power supply?
  • What are the power requirements of the various components of your system?
  • What are those various components?
  • Is your power supply powerful enough?
Some things to try:
  • Check the wiring of the power lines to the different components (motherboard, disks, cards...)
  • Try swapping the card to another PCI (or PCI-X?) slot.
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