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PSU Issue? AGP Graphics Corruption!

Posted: Wed Dec 07, 2005 12:22 am
by K-mart Shopper
Hey guys!

Specs:
Athlon 2600+ 133FSB
512 2600 DDR
GeForce 6600 AGP
AK77-600N KT600 Motherboard (Via)

Some of you may recall my difficulties with a Gf4 Ti 4800SE a while back, pertaining to tearing and general graphical corruption which slowly got worse until my computer would no longer boot.

Well I'm still on that particular motherboard, with 2600 DDR or something, and still stuck with the same problem.

I just got a new 6600 and it runs games great, but I'm still dealing with the corruption issue. Quake 4, I imagine with it's great use of lighting and effects, flashes and shows artifacts and eventually gives me a memory read error. I've been through this all before so I'm thinking differently this time.

My PSU is an Antec 430 TruePower, and the 3.3v rail gives 3.33 exactly, 12v gives 12.04, and the 5v for some reason gives between 4.6 - 4.62, and down to 4.54 when I load a game.

That's really my only clue as to what could be causing all this. What exactly drains the 5v rail? I'm thinking my system couldn't possibly be too much for this PSU, but perhaps I'm wrong.

Would cleaning the PSU out with canned air or something maybe help?

Posted: Wed Dec 07, 2005 12:33 am
by SOAPboy
Mobo be the suck maybe?

Posted: Wed Dec 07, 2005 12:55 am
by K-mart Shopper
It was cheap, but I don't understand why these AGP 8x videocards don't work with my system.

I just ran a stress test that turned out pretty much perfect... only thing that confuses me is I know the problem will slowly get worse. To my knowledge that can only be so many things, such as a failing PSU. Either way it's confused me for a looong time, I just want to run Quake4. Quake3 runs fine - which used to freeze up under these settings.

Posted: Wed Dec 07, 2005 2:07 am
by Tormentius
It sounds more like a dying mobo than a PSU issue.

Posted: Wed Dec 07, 2005 1:07 pm
by K-mart Shopper
That could be true as well, and pretty likely - I tend to buy the cheap stuff.

I just put the card down to 4x and hopefully it'll work until I can get something more substantial.