post #11 of 11
GPU ducts have limited effect. It definitely doesn't help to draw air away because you're usually actually obstructing the overall airflow of the case, negatively affecting the overall temp of the system. This was proved over and over in reviews of cases like the P180 that come with a gpu duct.
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My System
(13 items)
 
  
CPUMotherboardOSMonitor
AMD X2 4400+ Abit uGuru AN8 SLI XP Pro Viewsonic 21" 
KeyboardPowerCaseMouse
Stock IBM Enermax 600W Antec P180 Logitech MX700 
  hide details  
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