TweakTown’s Ranking: 97%

The Backside Line
be quiet! has finished it once more with the Darkish Base Professional 901 with nice construct high quality and efficiency to again it up, nevertheless it does it comes with a premium price ticket.
Execs
- + Rotatable motherboard tray
- + Contains three 140mm Silent Wings 4 PWM followers
- + Help for a 420mm radiator in entrance
- + Built-in Qi wi-fi charger
Cons
- – Fairly costly at $329.99 MSRP
Do you have to purchase it?
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Introduction, Specs, and Pricing
be quiet! has refreshed its Darkish Base Professional collection of full-sized ATX circumstances with the Darkish Base Professional 901. Whereas appears to be like could also be deceiving, this reiteration has quite a lot of methods up its theoretical sleeve. Priced on the higher-end for ATX circumstances, the MSRP is ready at $329.99. Black is the one shade mannequin provided – a white mannequin can be very welcomed.
Providing options like a Qi wi-fi charger, a rotatable motherboard design, and three included 140mm Silent Wings 4 PWM followers make for a purposeful but performance-based chassis. So, why do not we take a look at what this black magnificence is all about?

be quiet! Darkish Base Professional 901
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* Costs final scanned on 10/23/2023 at 9:42 am CDT – costs is probably not correct, click on hyperlinks above for the most recent value. We could earn an affiliate fee. |
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Packaging
VIEW GALLERY – 27 IMAGES
Beginning with the packaging, be quiet! has gone with the tried and true customary of a brown cardboard field with the product picture on the surface.
As we transfer to the aspect of the field, the technical information is printed on the aspect.
The bottom of the packaging is yet one more staple that be quiet! is understood for a blown-out picture of all of the elements that make up the Darkish Base Professional 901.
The opposite aspect of the packaging exhibits a QR code for acquiring digital data by scanning it with a smartphone.
Opening up the cardboard field, you’re first greeted with a big accent field.
Opening up stated accent field is a plethora of goodies available. Laying throughout the highest is a canopy for the again of the again wall, purposeful if putting in a bunch of three.5″ drives and needing to cover the cabling. Subsequent, the rear wall substitute bracket permits as much as a 360mm radiator or three 120mm followers to be put in in that location. The Airflow Cowl PSU shroud within the far proper permits a further fan to be put in within the basement in order that the PSU can breathe simpler. Lastly is a substitute mesh entrance panel if airflow is extra desired than silence.
The packaging, which be quiet! has chosen to make use of, has at all times been among the many finest within the business.
Exterior the Darkish Base Professional 901
Eradicating all packaging reveals the Darkish Base Professional 901, which strongly resembles what got here earlier than it. Full with a tempered glass aspect panel with a black border and aspect mesh for air consumption. The toes on the Darkish Base Professional 901 have additionally been improved in each power and rigidity, to not point out being extra minimalist than the earlier design. Inside is one other “half field” we’ll get to later.
The entrance of the Darkish Base Professional 901 has so much happening, beginning with the entrance I/O, which consists of separated 3.5mm headphone and microphone jacks, 4 USB 3.2 Sort-A ports, a single USB 3.2 Gen 2 Sort-C port, in addition to controls for each fan management and aRGB lighting which flank the massive energy button. As we transfer additional down, the entrance panel may be swapped out for the included mesh panel, which is separated by a subtle aRGB strip. A swing down door, with be quiet! branding, revealing a location the place a single 5.25″ optical disc drive may be put in.
The again panel exhibits extra mesh the place the non-compulsory aspect fan/radiator mount can move air via.
The rear of the Darkish Base Professional 901 has the everyday assortment of ATX designs, with eight PCIe slots, a detachable PSU bracket, a detachable motherboard tray, and assist for both a 120 or 140mm rear exhaust fan. The PCIe part will also be rotated 90 levels for a vertical GPU mount.
The highest of the Darkish Base Professional 901 has extra mesh, adopted up with a pleasant characteristic: a wi-fi 15w Qi charger to high off your cellphone.
The underside has a full-length mud filter for the PSU and an non-compulsory consumption fan. The toes, that are built-in into the design of the Darkish Base Professional 901, are very sturdy, whereas the massive rubber pads assist guarantee it will not transfer on no matter floor you place your PC on, so long as it is not the carpet.
Contained in the Exterior the Darkish Base Professional 901
The within half field is held into place with two very massive zip ties in order that it will not rattle round throughout delivery.
Contained in the half field are extra goodies that be quiet! has bestowed upon us mere mortals. Included are a really over-engineered GPU assist bracket, a GPU holder for an inverted format, a sort out field with cable fasteners and screws, an ODD bracket, and an E-ATX cable administration cowl.
Popping off the highest part reveals the highest mount for both three 140mm followers or as much as a 360mm radiator.
If silence is extra your factor, non-compulsory noise-dampened panels may be put in to dam out any noise created internally.
The entrance has an attention-grabbing design, incorporating a mud filter into the entrance fan/radiator mount, which is totally detachable through 4 thumbscrews. Help on this location for both three 140mm followers or as much as a 420mm radiator. Optical drive assist on the underside is feasible with a bracket from the inner half field.
Taking off the entrance fan/radiator bracket offers entry to 2 of the included 140mm Silent Wings 4 PWM followers. They’re operating at 1900 RPM at 12v with .4 amps. These followers are extraordinarily quiet and push a ton of air, be quiet! They achieved a strong job right here, for certain.
The entrance detachable panel, which encompasses a push pogo pin design, has an built-in 4-pin PWM three-fan header for a lot neater cable administration.
Right here is the within wall, at the moment with the HDD slot covers put in. To the fitting of the HDD slot covers is a cable administration bar. Additionally in view are two of the included Silent Wings 4 PWM 140mm followers. It will have been good to have a 3rd 140mm fan within the entrance to complete issues off, nevertheless it gives ample airflow because it sits.
Darkish Base Professional identify is embossed within the aspect of the PSU shroud, together with one other aRGB strip spanning the complete size.
Lastly, a really clear cable administration aesthetic is introduced, with the again panel eliminated. A big cable raceway up the middle and one other raceway throughout the highest and backside of the motherboard tray. Help for 2 extra 2.5″ SSDs/HDDs on the again of the motherboard tray and two extra 3.5″ HDDs within the basement. If all this wasn’t sufficient, the Darkish Base Professional 901 can invert the motherboard orientation for a unique appear and feel.
Take a look at System, Set up, and Completed Product
Ryan’s Take a look at System
Closing Ideas
To summarize, constructing within the Darkish Base Professional 901 from be quiet! brings again a whole lot of good recollections of PC constructing for me. By no means have I ever had a foul constructing expertise with a be quiet! case, which is a little bit of a seize, however I believe that be quiet! circumstances are simply that good. Constructing within the Darkish Base Professional 901 was nice. Set up of all of the {hardware} was straightforward and thoroughly thought out. Cable administration was nice with the pre-routed paths whereas leaving sufficient room for bigger cable units, despite the fact that my cable administration job may have been higher right here.
Loading up the take a look at system, the be quiet! Darkish Base Professional 901 can simply deal with the take a look at {hardware}. The AMD Ryzen 7 7700X is now the devoted take a look at CPU, an 8-core 16-threaded CPU with a TDP of 105 watts, which was run at 1.128 vcore, which ran absolutely secure at its default clocks of 4.5GHz. Temperatures for the Ryzen 7 7700X solely received up shy of 60C at full load, whereas idle temps stayed round 32C since all of the cooling was offered by an Arctic Cooling Freezer II 360mm AIO.
The NVIDIA RTX 3090 FE GPU ran at full tilt, with enhance clocks hitting virtually 2GHz. Temps additionally sat comfortably at 26C at idle and solely reached a mean temperature of 63C at full load. The NVIDIA RTX 3090 FE is a terrific GPU that may get scorching rapidly if airflow is missing, which the Darkish Base Professional 901 definitely shouldn’t be.
All testing was accomplished utilizing Aida64 Engineer’s System Stability Take a look at model 6.92.6600 for 10+ hours; the ambient temperature was 21C. Different monitoring software program used was HWiNFO64 v7.62-5200, TechPowerUp GPU-Z 2.55.0, and CPU-Z 2.07.0.x64.
To wrap issues up, the Darkish Base Professional 901 from be quiet! is sort of the chassis. Priced at a staggering $329.99, it is not for the faint of coronary heart relating to worth, however that is not what the Darkish Base Professional 901 is about. It is in regards to the means to alter and adapt to only about any system put in in it. It is about giving PC builders choices for both air flow or silence. It is a refinement of what has culminated in PC circumstances.
