The Noctua NH-U12S and NH-U14S

Noctua shipped us a shiny new pair of recently launched coolers designed specifically to be used in systems that have RAM with tall heatsinks. They're both pretty interesting beasts in their own rights, particularly because they're just...not the exceptionally beefy high performance air coolers we've come to expect. Or at least they don't look it.

The smaller of the two is the deceptively plain-looking NH-U12S, which sports one of Noctua's standard 120mm PWM-driven fans. Noctua includes clips that allow you to attach a second 120mm fan, but in testing the benefits were negligible at best, offering a substantial increase in noise for 2C better performance at most. Note that these coolers aren't yet available on NewEgg, but are clearly meant to replace older versions that use Noctua's older mounting scheme. The NH-U12S has an MSRP of ~$65, so despite its small stature we're still not in the realm of entry level.

This monster is the NH-U14S, which uses Noctua's special NF-A15 PWM fan. This is a 150mm fan designed to occupy the same space as a 140mm fan, but uses 120mm fan mounting. Given that it's a larger fan that can be mounted in smaller spaces, it's interesting enough unto itself, but here Noctua pairs it with a heatsink designed to take advantage of its unusual profile. This one also accepts a second fan, but like its smaller sibling, sees no real benefit from it. MSRP is a more punishing ~$75, and unlike the NH-U12S, the NH-U14S can and will intrude on the top PCI Express slot.

Both coolers come with Noctua's new "SecuFirm 2" mounting kits for both Intel and AMD, and the packages on the whole are of excellent quality. The clipped on fans are both secure and easy to remove and replace, and the backplate is easy to mount. In both packages, Noctua includes a healthy amount of extras: a PWM splitter for adding a second fan, clips for adding a second fan, ultra low noise in-line adapters, and their own thermal material. The instructions are also detailed and full color.

Noctua products are, facing facts, fairly premium stuff. They have premium prices, but thankfully they feel high quality. Everything about the presentation is top notch. The high class presentation seems to be common with some European companies; Swiftech's package for the H220 is extremely smart, with the cooler already assembled, fans already attached, and pretty much ready to be mounted. Likewise, all of the be quiet! gear I've tested has come with a healthy amount of accessories for the cat to steal.

The Cooler Master Seidon 240M Spec Tables
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  • disappointed1 - Sunday, April 28, 2013 - link

    With all due respect, this testing methodology is now completely flawed:

    "For air coolers, I added a Noctua 140mm rear exhaust fan and used the ultra low noise adaptor to ensure it didn't affect acoustics in any meaningful way. This is in line with the usage cases air coolers are designed for, and should be representative of the kind of airflow most users will have from their exhaust fan."

    You FUNDAMENTALLY can't compare coolers on the same charts with different testing conditions. The closed-loop coolers are just as much designed, and will be operated, with proper/equivalent case ventilation. Just test them under identical conditions and let the liquid coolers pay any penalty with higher idle noise readings.
  • epoon2 - Monday, April 29, 2013 - link

    I tried the article again, couldn't find where Dustin mentioned his testing method for Water. On the page where he shows the Seidon, it's clearly installed inside the case. I do not believe there is a strong bias towards either air or water coolers in this test.
  • disappointed1 - Tuesday, April 30, 2013 - link

    "...I'm now using that exhaust fan for testing air coolers. Closed loop coolers continue to do without."

    He added an extra case fan for the air coolers, which was not present for the liquid coolers. This will have the effect of biasing the results and renders them void. This is readily apparent by the author's own admission that "the differences in performance were pronounced" and "now liquid coolers aren't the juggernauts they used to be" and cannot be compared with previous results.
  • Alvar - Monday, April 29, 2013 - link

    Today we have something a little special on the table. If you have previously been reading our CPU Cooler reviews you probably saw our recent review for Silverstone. We reviewed the Silverstone Heligon Series – HEO1 CPU Cooler....
    more details:- http://tinyurl.com/c5czh4b
  • bobbozzo - Tuesday, April 30, 2013 - link

    Spam link above goes to a site for a women's magazine, nothing about coolers.
  • TheStranger81 - Tuesday, April 30, 2013 - link

    It would be a review if it actually had any charts....WTF is going on ? Where are the charts ?
  • Wwhat - Saturday, May 4, 2013 - link

    Look at how this site does such things:
    http://www.computerbase.de/artikel/gehaeuse-und-ku...

    (language is irrelevant for the subject of graphs)

    You can deselect items in the list and when you select a line you can see the position and details as you move the mousepointer over it.
    And in their bargraphs it uses mouseover to show the percentage and relative percentage.
    Like shown here: http://www.computerbase.de/artikel/gehaeuse-und-ku...

    PNG's for data are a bit.. outdated really aren't they? (But perhaps you need to dumb down again for tablets and phones these days?)
  • Death666Angel - Saturday, May 11, 2013 - link

    Can you adjust the air and clc results so that the x-axis is the same unit length? That way it is easier to compare between the two cooler types. :)
  • hooner - Tuesday, July 2, 2013 - link

    Great review...thanks!

    I have a quick question...I am thinking of buying a cooler master N200 and is front or rear radiator cooling best? I am presuming the front fans are intakes, rear and top are out.

    My thinking is rear takes heat straight out the back from CPU, where as front means air is drawn in, cooled and then blow back through case. Surely venting the heat straight away is better?

    Cheers
  • SloppyFloppy - Wednesday, September 17, 2014 - link

    You keep recommending the really well performing Swiftech H220, but after some research they appear to have server quality control issues with their pumps failing and/or making lots of noise as well as some of their fans being noisy.

    Now I don't know what cooler to buy that performs well without sounding like a lawn blower.

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