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Subject: Re: GeForce 440 ?X 64MB video card freezes on an ASUS a7n8x-x motherboard

Author: John Merlino

Date: 20:01:03 10/08/03

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On October 08, 2003 at 19:36:48, Peter Collins wrote:

>I have never before encountered this problem:
>
>after installing August 2003? (the latest) drivers on a new system (that Barton
>XP2800 I referred to earlier), running Fritz 8 at the maximum allowable setting
>(1228MB RAM of 1.5GB) during infinite analysis, the video display freezes after
>variously 10 to 100 hours.
>
>I've noticed that so far, abstaining from the powersaver and/or screen-saver
>programs (using XP PRO OS) prevents freezing...
>
>Funny thing happens during a freeze sometimes:  the small clock on the
>engine/evaluation panel will go nuts, i.e. 60x to 600x faster... also, vertical
>alternating stripes of gold and black are typically seen during the freeze.
>
>I've had other systems where Fritz 8 runs without this problem.
>
>Anyone else experience this, and is the lowering of the ram setting slightly a
>useful or logical suggestion?
>
>I recall the driver is v.45.23, I use Samsung RAM, and an NEC monitor...
>
>Thanks in advance for any feedback.

This suspiciously sounds to me like the video card (and/or CPU) is overheating.
I had similar random visual wackiness, and that's what it turned out to be. You
might check the fan(s) and ventilation in the system.

jm



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