What can go bad on a mobo to cause intermittent slow h/d performance?

Robert P

Member
Have a Gigabyte P35 DS3L board on which I'm running XP SP3. I've noticed inconsistent data rates on a SATA drive as measured with HD Tune. It'll start out fine, say around 75 mb/sec, then will drop to 2 - 5 mb/sec. Same drive in my Win7 machine doesn't do this. Can an aging SATA header/circuitry cause this?
 
What specific hard drive is it? If its as old as your system then its most likely starting to fail because of heat or age.
 
Doesn't mean anything. Drives can start failing at any time. Built a system and the drive was shot less than a year later. Do you have a cooling fan on this drive? Run a diagnostic on it yet?
 
Doesn't mean anything. Drives can start failing at any time. Built a system and the drive was shot less than a year later.
Presumably you think it means something since you brought up the subject of the age of the drive.

Do you have a cooling fan on this drive? Run a diagnostic on it yet?
If there's consistently a problem with a drive on one system and not on another, that points to the system where there's a problem. For cooling there's a pusher in the front directly blowing over the drives, big puller in the back. HD tune run on the drive.
 
Different data will be handled differently (either sequential or random). I would ensure you have the latest motherboard bios, chipset drivers and sata drivers.
 
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