Reverse ATX & Heat Pipe Technology Conundrum

Etherwolf

Junior Member
Aug 26, 2007
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I am planning my next build and am a fan of Lian Li Cases.I will probably air cool. Performance AND quiet operation are important to me. Some of their cases are "reverse ATX" or BTX where the motherboard is mounted "upside down". I have been unable to get a definitive answer as to whether this configuration will degrade the cooling properties of heat pipes on the motherboard. I called Asus and after being put on hold was told it "wouldn't work".

I sure would appreciate some help here. I am looking at the PC-V2100B Plus II among others.


Wolf
 

Keitero

Golden Member
Jun 28, 2004
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The problem with the heatpipe based mainboards and inverted ATX cases are that the heatpipes lack a wick, which allows the fluids inside the heatpipe to flow correctly, regardless what position the board is mounted.
 

Etherwolf

Junior Member
Aug 26, 2007
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Do ALL motherboard's use wickless heat pipes? Why don't the MB manufacturers and the case manufacturers disclose this deficiency? I suppose I can use a PC-A71 but I like the appearance of the V2000 and V2100 series.

Here's a nice video review on the A71.

http://www.youtube.com/watch?v=8EWbNjWcJVg

Maybe one of these...

Wolf
 

JEDIYoda

Lifer
Jul 13, 2005
33,986
3,321
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Originally posted by: Keitero
The problem with the heatpipe based mainboards and inverted ATX cases are that the heatpipes lack a wick, which allows the fluids inside the heatpipe to flow correctly, regardless what position the board is mounted.

Links please??
I have read about no issues as you describe....
 

Oerekum

Member
Sep 26, 2006
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Because heatpipes are a closed enviroment the fluid/gas inside will travel according to pressure, not gravity. If one place is hotter than the other, the fluid/gas will go to the coolest place to cool down. That way it transfers heat. Because there is such a little amount of fluid inside, and gas doesn't way much, gravity doesn't come into play. When you have a heatpipe tower cpu cooler the heatpipes are on the side too, and they work fine too don't they?

It's all fine, heatpipes work all ways.