Cooler Master MASTERAIR MA824 Stealth CPU Cooler Review

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OC Testing

For our OC testing, we have configured our CPU to run 4100MHz on all cores and set the voltage to 1.3875V. This yields an approximate power at the wall of 255w under load (a 197w differential from idle, which pulls about 58w). This results in the CPU running at 4.1GHz on all cores during the looping rounds of Cinebench R20.

Max Fans

Cooler Master MASTERAIR MA824 STEALTH overclocked max rpm testing

Running our HSFs at full tilt leads to the Cooler Master MASTERAIR MA824 STEALTH posting a temperature of 67 degrees Celsius whoops the competition with the MASTERAIR MA624 up at 75.5 degrees Celsius and the be quiet! Dark Rock Pro 4 at 78 degrees Celsius. The X7 Dual brought up the rear at a temperature of 79 degrees Celsius.

Keep in mind that maximum fan speed varies between the units in this test – the Cooler Master MASTERAIR MA824 STEALTH topped out at 1900 and 1550 RPM, the Iceberg Thermal IceSLEET X7 Dual topped out at 1600 RPM, the be quiet! Dark Rock Pro 4 has the lowest max fan rpm at 1500 RPM and the Cooler Master MASTERAIR MA624 STEALTH tipped in just under 1500 RPM.

1500 RPM Fans

Cooler Master MASTERAIR MA824 STEALTH overclocked 1500 rpm testing

At the 1500 RPM fan speed, the Cooler Master MASTERAIR MA824 STEALTH leads the charge at 67.75 degrees Celsius with the MASTERAIR MA624 Stealth trailing behind at 75.5 degrees Celsius. The be quiet! Dark Rock Pro 4 landed at 78 degrees Celsius while the Iceberg Thermal IceSLEET X7 Dual was right on its heels at 79.88 degrees Celsius.

1000 RPM Fans

Cooler Master MASTERAIR MA824 STEALTH overclocked 1000 rpm testing

At the 1000 RPM fan speed, the Cooler Master MASTERAIR MA824 STEALTH posted a temperature of 72.75 degrees Celsius with the MASTERAIR MA624 STEALTH about 6 degrees behind at 78.5 degrees Celsius. The be quiet! Dark Rock Pro 4 posted a value of 82.5 degrees Celsius. Iceberg Thermal IceSLEET X7 Dual failed to keep the temperature in check here and our system crashed.

Now that we have seen how all of our units cool, let’s see if we can still hear!

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REVIEW OVERVIEW

Cooling Performance
10
Installation Effort
9
Sound Level
7
Value
9

SUMMARY

Cooler Master MASTERAIR MA824 STEALTH a big yet stealthy CPU cooler that utilizes 8 heat pipes and a pair of Mobius fans to keep your CPU cool. In our testing, we found that it outperformed every air cooler that we have tested to date and did so without making much noise.

Discussion (5 replies)

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B

Nice review!

Woah.... pricey. $99 on newegg and $217 on Amz? That has to be a price mistake.

Wondering how it compares to the $35 Peerless Assassin 120 SE....

B

Hmm I am trying to see where my current temps live, and I love how on my 5700x I get different CPU temps from Ryzen Master, HWinfo64, Core Temp, and Asrock A-tuning fan utility..... which one is right? I mean they are not even close.

David, which utility do you guys use for temp readings during these tests?

D
David_Schroth 👍 2

"Burticus, post: 73629, member: 297" wrote:

Woah.... pricey. $99 on newegg and $217 on Amz? That has to be a price mistake.


I don't think they've stocked it at Amazon yet so you've just got all the drive by scalpers listing it. I believe MSRP will be $99 on it.

"Burticus, post: 73631, member: 297" wrote:

David, which utility do you guys use for temp readings during these tests?


Ryzen Master is what I watch when running the tests.

Peter_Brosdahl
Peter_Brosdahl

Impressive to say the least. I'm happy that I'm on the AIO wagon now (only took me about a decade to trust 'em) but if I was still doing air I'd consider one of these.

D
David_Schroth 👍 2

Amazon has it in stock now - and while you're at it, check out the new price comparison widget that I've dropped in (first page and last page).

David Schroth
David is a computer hardware enthusiast that has been tinkering with computer hardware for the past 25 years and writing reviews for more than ten years. He's the Founder and Editor in Chief of The FPS Review.

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