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    Cooling System - FX 7805u

    Discussion in 'Gateway and eMachines' started by 780Cinco, May 5, 2009.

  1. 780Cinco

    780Cinco Notebook Evangelist

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    Hows the cooling setup/system on this laptop?

    Seems to exhaust out of the back right side and left side exhaust ports.
    How many fans does it have? I assume it sucks air from the bottom?
    Are the heatsinks and internals set up in a "well built" way?

    Running CPU-ID my temps are as follows

    CPU cores - idle 25-35
    GPU - 40-50 Max during 5 hr gaming is high 70's low 80's
    HDD 40-50

    The vents blow hot air but not crazy and the "gust" is not super hard

    My old MSI 1039 with a single turion CPU and ATI X1600 used to blow HARD and hot compared to this one
     
  2. Bog

    Bog Losing it...

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    1) You can tell which way air is travelling at a given exhaust by holding a piece of tissue to it. Most laptops, however, have an intake on the bottom or the side and a vent that blows air out the back. Some designs place the vent on the side, but these can be troublesome for users with external mice.

    2) I searched around for a thorough review, but I couldn't find anything definitive on the number of fans. However, given the 9800M GPU, it likely has a large heat pipe with two fans for the CPU and graphics card. One fan would not be adequate for such high-end components, and most gaming laptops have at least two fans.

    3) Given your temperatures, it appears that your cooling system is very well designed. :) Although Nvidia has no official temperature ranges for their processors, anything in the 90s or higher should be avoided, so your temps are good. Many users report temperatures in the 90s and 100+ range.

    Your CPU temperatures are also excellent, while your HD temps are a bit high (if it consistently hits 50C) but still acceptable.

    If you want even lower temps and you're confident with working on a laptop, you can also apply high-quality thermal paste to the graphics card and CPU (assuming they do not use thermal pads like some cheaper models), although it isn't necessary for your machine. Just clean out the vents and fan blades with a canister of compressed air and a vacuum cleaner and you'll be fine. :)