Heat Control In A New mATX Case

CJW716

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Feb 17, 2014
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So in order to conserve space when I go to a university, and to curb my curiosity, I want to transition my current build to a mATX form factor. My current setup is at this link: http://pcpartpicker.com/p/kHGWmG

I was hoping to switch to mATX over mITX, due to SLI capability, and RAM availability. My current GPU is a EVGA 780Ti Superclocked, which is functioning perfectly and I shouldn't need to upgrade for a while, but I would like the opportunity to in the future if I would like to. The case I want to put it into is a Bitfenix Colossus M.

My main concern is heat output. I don't know a lot about water cooling, but was considering an H100i to help cool the CPU, but I am a little more concerned about my GPU if I decide to SLI. Anyone with mATX knowledge would be greatly appreciated if they gave some imput to me.

Recap:
Moving build (i5/780Ti SC) to mATX
Case: Bitfenix Colossus M
Need to Know: Will heat be more of an issue for the CPU or GPU? (GPU's If I decide to SLI), and the best way to cool it in an mATX case

THANKS FOR ANY HELP
 
Solution


Heat in a mATX or mini ITX case becomes a problem when you have multiple (or even one) GPU that does not exhaust its hot air directly out of the case. If your 780TI has the reference cooler that will work just fine. You just don't want to have two GPUs that use coolers with fans that just circulate hot air around the inside of the case. Most processors consume 45-120W MAX. A GPU can use almost twice that. More power consumption=more heat output.
 
Solution


Yes it is the Reference cooler, the silver body with the black circular fan near the end. I would get another one of those. From what I have read about the case, It pulls air from above the case, and pushes it out the bottom and back of it. The way the GPU is oriented is fan down, pushing air in a good direction. If I SLI them, does that mean one GPU is just blowing hot air onto the back of the other's circuitboard? Sorry I am very new to mATX and SLI. Also, I have heard of some product which basically binds two GPU together, and connects them to a radiator? Is that possible to DIY or is that a thing you have to buy at the time

 


Never heard of anything that binds them together besides custom water cooling, water cooler are the only things that use radiators. If you SLI the GPUs, one will probably get a little less air than the other, but with the reference cooler (make sure to get a reference GPU for your second) if will exhaust the majority of the hot air out the back of the case. The cards pull air in through the area around the radial fan.