4850 sits near PCI slot..will a card a PCI card affect the way that 4850 fan cools

blackrain

Golden Member
Feb 15, 2005
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I have a Biostar 128M TA790GX. The master PCIE 16x slot is in between 2 PCIE 1x and 2 PCI slots. My ATI 4850 covers at least one of the PCI slots and the fan would be blowing right into any card that would sit in the open PCI slot. So here's my question. If I put something into that PCI slot, would it affect the cooling/performance of the 4850 (due to the fan of the 4850 being so close to another card or the PCI card impeding the flow of air from the 4850)?
 
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Meaker10

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Apr 2, 2002
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If the card covers the fan at all then yes. Could you link a picture to a card that looks like yours?
 

blackrain

Golden Member
Feb 15, 2005
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I don't know what you mean by covers. The PCI card would be sitting adjacent or next to the 4850. The fan of the 4850 would be blowing directly at the card along a horizontal plane. There's some room between the 2 card obviously, but not much.

You can find pictures of the board here. Note that there are 2 PCIE 16x slots. They put the master in the middle, which I think is a huge mistake. I wish I would have known.

http://www.newegg.com/Product/Produc...-130-_-Product
 

Meaker10

Senior member
Apr 2, 2002
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I mean if you looked at the graphics card and the pci card (looking from the last slot towards the cpu socket) reached the fan (as in blocked your view) of the 4850 card then it would be blocking the cooling and the 4850 card will get hotter, it should not too much depending on how blocked the fan is.
 

mindless1

Diamond Member
Aug 11, 2001
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Yes, a PCI card in an adjacent slot will make the video card run hotter. If the card exhausts out the rear of the case the effect is lessened, if the adjacent PCI card is only half-height or shorter like some network cards the effect is minimal.

If you note elevated card temperatures, either install a fan across from it in the case side panel (cutting a hole if there isn't one there), or take a piece or strips of metal (like a couple L-brackets) and mount the fan entirely internal to the case, blowing across the video card. This would have the best effect with open rather than rear-case exhausting 'sink based video cards.