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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  • kmmatney - Saturday, March 16, 2013 - link

    The test setup was fine to me, and all coolers are measured under the same conditions, which is what is really important. I have an 212 EVO cooling a Core i5 running at 4.3 Ghz. I can't stand any noise, so only have a single case fan, running very slow. I've been thinking about moving my single exhaust fan to be an intake to get positive pressure.
  • Egg - Thursday, March 14, 2013 - link

    What about a test bench? I can see where Dustin is coming from regarding not wanting the case fans to affect the test result.
  • JeBarr - Thursday, March 14, 2013 - link

    quote " the NH-L12 stands to impress as potentially the most powerful downward-flow cooler on the market."

    Correction: Noctua NH-C14 or Phanteks PH-TC14CS hold that title.

    Thanks again Dustin for another fine air cooler review. Keep 'em comin'!
  • rhx123 - Thursday, March 14, 2013 - link

    I have a NH-L9i and I pretty much got it as a stock cooler replacement, my temps were fine on a i5-3470 but the noise was not.

    I have a huge phobia of of a large chunk of metal damaging my machine when I move it, but for a multiplier-locked CPU getting a closed loop would be mad.

    The NH-L9i is very quiet on idle, and more importantly the fan doesn't have an obvious tonality like some fans do.
  • jrs77 - Thursday, March 14, 2013 - link

    The CM Hyper 212 Evo is still the best cooler, when you take it's price into account. Additionally you can make it even better with a $15-fan like the Akasa Apache PWM, which outperforms the stock-fan in both: noise and airflow. And even with an additional fan you're still paying less then for the other bigger coolers.

    The AIO-liquid coolers are not really that impressive imho. I've had a Corsair H50 and H60 and an intel AIO-liquid cooler and allthough they showed better temps, the pumps and fans were loud and made irritating high-pitched noises. Not to mention that I had to RMA both Corsair-coolers (the H50 even twice) because the pump made rattling noises.
    Also, for the money of them you can get a very good aircooler, performing just as well, especially if you're not overclocking. With regards to that, you should test a Prolimatech Genesis with two silent 140mm fans sometime.
  • A5 - Thursday, March 14, 2013 - link

    To be fair, the H50 and H60 are the two cheapest CLCs on the market. If one is going that route, this testing shows the larger CLCs to be the ones to look at. The "cheap" ones don't really perform appreciably better than the CM 212 EVO and cost 50+% more.
  • HisDivineOrder - Thursday, March 14, 2013 - link

    Pumps fail. That's enough for me right there to stay air. Sure, fans fail, too, but with a CLC you have the fans AND the pump at risk of failure. With air cooling, it's just the fan.

    The difference between those coolers--air and water--is so small so as to be insignificant in day to day usage. The only reason someone should go for water cooling is if they want to break some speed records, but CLC should stay out of mainstream, every day systems.

    Imo.
  • Rick83 - Thursday, March 14, 2013 - link

    Is there an error in the noise chart?
    How can the PWM L9i be louder than the 100% L9i?
    Especially, as in the text it doesn't say so.
    Would be great if you could fix that.
  • DanNeely - Thursday, March 14, 2013 - link

    Thanks for finally reviewing a Coolermaster 212 series unit; because their ubiquity gives lots of people a known reference point to compare performance with.

    Could you add a YateLoon fan to your next fan roundup for the same purpose since they're one of the most popular budget 120mm fans?
  • Beenthere - Thursday, March 14, 2013 - link

    Dustin - Again you display a strange and absurd POV on HSFs...

    "...and if for whatever reason a closed loop cooler isn't on your list..."

    Why would any technically astute consumer have a CLC on their "list" of desirable CPU coolers when CLCs are inferior in every typical CPU cooling metric used by consumers, including thermal efficiency, noise, cost and reliability. If you ignore all of the obvious reasons to not buy a CLC and just buy one because you want one or don't know any better, that is fine but no one with a technical clue would buy or recommend a CLC based on merit.

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