TweakTown’s Score: 97%

The Backside Line
be quiet! has executed 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 sequence of full-sized ATX instances with the Darkish Base Professional 901. Whereas seems to be could also be deceiving, this reiteration has quite a lot of methods up its theoretical sleeve. Priced on the higher-end for ATX instances, the MSRP is about at $329.99. Black is the one colour mannequin supplied – 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 practical but performance-based chassis. So, why do not we try 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 will not be correct, click on hyperlinks above for the most recent value. We might 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 normal of a brown cardboard field with the product picture on the surface.
As we transfer to the facet of the field, the technical knowledge is printed on the facet.
The bottom of the packaging is one more staple that be quiet! is understood for a blown-out picture of all of the components that make up the Darkish Base Professional 901.
The opposite facet of the packaging exhibits a QR code for acquiring digital info by scanning it with a smartphone.
Opening up the cardboard field, you’re first greeted with a big accent field.
Opening up mentioned accent field is a plethora of goodies available. Laying throughout the highest is a canopy for the again of the again wall, practical if putting in a bunch of three.5″ drives and needing to cover the cabling. Subsequent, the rear wall alternative 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 an extra fan to be put in within the basement in order that the PSU can breathe simpler. Lastly is a alternative mesh entrance panel if airflow is extra desired than silence.
The packaging, which be quiet! has chosen to make use of, has all the time been among the many finest within the business.
Outdoors 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 facet panel with a black border and facet 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 rather a lot 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 big energy button. As we transfer additional down, the entrance panel could 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 could be put in.
The again panel exhibits extra mesh the place the elective facet fan/radiator mount can go air by means of.
The rear of the Darkish Base Professional 901 has the standard 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 may 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 elective consumption fan. The toes, that are built-in into the design of the Darkish Base Professional 901, are very sturdy, whereas the big 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 Outdoors 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 deal with 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, elective noise-dampened panels could 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 interior half field.
Taking off the entrance fan/radiator bracket provides entry to 2 of the included 140mm Silent Wings 4 PWM followers. They’re working at 1900 RPM at 12v with .4 amps. These followers are extraordinarily quiet and push a ton of air, be quiet! They completed a strong job right here, for positive.
The entrance detachable panel, which includes 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 present with the HDD slot covers put in. To the suitable 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 might have been good to have a 3rd 140mm fan within the entrance to complete issues off, nevertheless it offers ample airflow because it sits.
Darkish Base Professional title is embossed within the facet of the PSU shroud, together with one other aRGB strip spanning the whole 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 distinct look and feel.
Take a look at System, Set up, and Completed Product
Ryan’s Take a look at System
Remaining Ideas
To summarize, constructing within the Darkish Base Professional 901 from be quiet! brings again lots of good reminiscences of PC constructing for me. By no means have I ever had a nasty constructing expertise with a be quiet! case, which is a little bit of a seize, however I believe that be quiet! instances 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, though my cable administration job may have been higher right here.
Loading up the check system, the be quiet! Darkish Base Professional 901 can simply deal with the check {hardware}. The AMD Ryzen 7 7700X is now the devoted check 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 increase clocks hitting nearly 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 actually isn’t.
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 kind of the chassis. Priced at a staggering $329.99, it is not for the faint of coronary heart concerning worth, however that is not what the Darkish Base Professional 901 is about. It is in regards to the capacity 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 instances.
