Performance Results

Given that I've been doing these cooler reviews entirely in roundups, it's probably no surprise that the amount of results I've put together have absolutely ballooned. So much so that including all of the results in every graph would result in some very, very long graphs. With that in mind, for the master list of coolers (including all of the results from the current roundup), I'm only including what I feel are the most balanced results for a given cooler. I'm taking into account if ratcheting up fan speed doesn't produce much of a difference in performance, or if ratcheting it down makes a huge difference.

Results in black are for coolers that actually failed testing.

Cooling Performance

Out of this roundup of coolers, the three big boys put in the best performance overall, tying or beating Deepcool's flagship Assassin. Unfortunately, they have to run at full bore to really start to nip at the heels of the closed loop coolers. None of them are bad coolers, but the metrics I'm using here really don't tell the whole story.

Acoustic Performance

The nice thing about these new coolers is that none of them are really that loud, with the exception of SilverStone's HE01. The fan Cooler Master employs on the Hyper 212 EVO isn't particularly quiet, but at full bore it's still fairly easy to ignore.

In the midst of all these results, it's unfortunate that Noctua's NH-L9i pretty much has to run at full bore to be usable. It's a definite improvement on the Intel stock cooler, but you're still not really going to be doing any overclocking with it. Its chief advantages over the stock cooler are going to be its lower noise level under load and superior mounting mechanism.

Testing Methodology Silent Cooling Performance and Absolute Performance
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  • stennan - Thursday, March 14, 2013 - link

    Hey Dustin, great review!

    Some friendly feedback: could you show some more pictures of the coolers tested earlier in review/roundup? It wasn't until the last page that the coolers were shown, also pictures of the cooler on the motherboard or in the case would be nice.

    Keep up the work!
  • cbrownx88 - Thursday, March 14, 2013 - link

    I'd buy a Noctua cooler in a heartbeat if they didtn have those god awful colored fans.
  • cmdrdredd - Thursday, March 14, 2013 - link

    You can use any 140mm fans you want
  • mapesdhs - Friday, March 15, 2013 - link


    Thoroughly agree! I bought a Noctua NF-A15 140mm to replace the stock rear fan in a
    Coolermaster HAF 932 case. The Noctua fan performs fantastically well, but the colour
    scheme is horrible. Having said that, Noctua's packaging and presentation is very good.
    Opening the fan pack feels like a special event, it all has a certain luxury sheen which at
    least makes one feel the high price is going to be worth it.

    Ian.
  • K1wi - Thursday, March 14, 2013 - link

    I'd love the NH-L12 for a compact build as I'm a huge Noctua fan (best post-purchase support I've ever encountered), but it looks like it blocks the top PCI-e slot, so its a no-go for me. Its a pity because it looks like it only barely does... I wonder why they didn't choose to offset it to stay out of the PCI-e area and rather more over the top of the board where most ITX boards place their chipset stuff etc.

    That only leaves the NH-L9i, which is more about reducing noise than improving thermals :(
  • seven2nine - Thursday, March 14, 2013 - link

    under
    Ease of installation
    first paragraph "surrounding all the coolers here but but...."
  • Lord 666 - Thursday, March 14, 2013 - link

    After happily winning a z77 Sabertooth on Anandtech, was bummed my existing Zalman would not fit over the armor.

    Without a doubt, will the NH-D14 fit?
  • garadante - Thursday, March 14, 2013 - link

    Honestly, these closed loop liquid cooler results aren't necessarily valid, as fifteen minutes of load testing probably isn't enough to thermally saturate the coolant. As soon as the coolant is thermally saturated, shouldn't the performance be based purely on the heat transfer of the radiators between the cooling medium, intake air, and the heat transfer medium, the coolant? At this point, I imagine a high end air cooler would perform more consistently in the long run.

    Liquid cooling really shines with actual cooling loops, built yourself, with high end components, large radiator surface area, and more coolant to thermally saturate than is present in these closed loop coolers. There's only so much heat a 120mm closed loop cooler can dissipate, once the coolant reaches it's thermal saturation point.

    These closed loop coolers are better for bursts of activity, but I have my doubts with them in extended torture testing. Anyway, I'd rather use a 480mm radiatior, or even a 480 paired with a 240/360, so I can run the fans at nothing/almost nothing overnight, with the heat capacity of the coolant taking care of the cooling, the only sound coming from the pump.
  • ShieTar - Friday, March 15, 2013 - link

    Potentially good point, but lets throw some numbers in to test it:

    Heat Capacity of water is about 4 J/g/K, so if the closed-loop system come with 1/4l of water (I doubt it is more than that), they can take 1 kJ/K. The overclocked 2700K can possibly touch 100W when overclocked and stressed, so it puts out enough power to heat up the water by 1K every 10 seconds, or 90K over 15 minutes if you ignore the cooling effect of its radiator.

    With this amount of power I would guess that this small, closed-loop systems are already relatively saturated and stable. Of course if you have a big system with 4 liters of water and a few Kg of radiator metal, you are looking at a much higher heat capacity of more than 20kJ/K, and if you just use normal loads (~50W) instead of a torture test, you could indeed cool for an hour or two on heat capacity alone. If you add an overclocked 680 or 7970 to the loop though, even this big system should hit saturation within much less than one hour.
  • mapesdhs - Friday, March 15, 2013 - link


    I talked to a German company which specialises in water cooling. They told me that to achieve
    cooling performance "significantly better" than a high-end air cooler would require one to spend
    at least 200 UKP ($300+). Otherwise, unless there are other considerations, a water cooler is
    not going to beat a good air cooler.

    This is why I keep bagging used TRUEs, etc. off eBay when I can, typically get them with
    fans included for around 10 to 17 UKP. Also just bought a Venomous-X for only 25 UKP total.

    Ian.

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