Builder's dream PC case vanished from stores, so they 3D printed a masterpiece and shared the design — SFF case benchmarked, recreated to fit new GeForce RTX 50-series GPU

FF04MOD Block I 3D-printed SFF case by u/AudiblyTacit
(Image credit: AudiblyTacit/Reddit)

A maker just shared their custom 3D-printed SFF case based on the discontinued Xikii FF04, a sub-10-liter case that integrates an Asus Pro Art RTX 4080 Super. Redditor u/AudiblyTacit showcased their build in the r/sffpc subreddit, stating that they had heavily modified the design to accommodate their updated hardware and calling it FF04MOD Block I. The custom SFF case now features a more recent Asus RTX 5070 Ti Prime OC and the AMD Ryzen 7 9800X3D, which remains one of AMD’s most potent gaming chips.

U/AudiblyTacit said they based their custom build on a 3D-printed model from another user, then heavily modified it for their hardware, aesthetics, and performance. For example, they modified the lid to add a vent with a magnetic mesh screen to improve airflow, and changed its color from the usual single-color black or gray found in most PC builds to alternating red-and-white diagonal stripes. They also added a similar design to the GPU power adapter, but this time incorporating a flammable warning as a nod to the melting power adapters that have affected several modern high-powered GPUs.

Update: So worth the effort – promised more photos + performance update from r/sffpc

The final 3D-printed case measures 8.75 x 5.75 x 14.5 inches. Although it has a similar depth and height to the original FF04 design, it’s about an inch and a half wider to accommodate the chunkier RTX 5070 Ti. This also increases the total volume to 11.9 liters (up from the original’s 9.8 liters). Additionally, the Redditor added a small external monitor to monitor the system.

Although you can see some of the tell-tale signs of 3D printing on the build, it’s still one of the cleanest custom SFF PC cases you can find on the internet (but if you don’t have the patience for making your own, you should check out our best mini-ITX cases). The Redditor also showed how many iterations it took to reach the final design, with one image showing around five external cases, plus several other 3D-printed parts. They also said they used Polymaker HT PLA GF for better strength and print quality.

These are the complete specs of the entire PC build and the cost:

Swipe to scroll horizontally

Part

Item

Cost

CPU

AMD Ryzen 7 9800X3D

$449.99

GPU

Asus RTX 5070 Ti Prime OC

$809.00

Motherboard

MSI B650I Edge WiFi

$209.00

Memory

KLEVV Bolt V 32GB (2x16GB) DDR-6000 CL30

$345.00

Storage

Crucial P510 2TB

$209.00

PSU

Corsair SF850 Platinum

$178.99

CPU Cooler

Thermalright AXP120

$29.90

AM5 Frame

Thermalright CPU Frame

$9.99

Thermal Pad

Thermal Grizzly KryoSheet

$24.99

PCIe Riser

Linkup PCIe 5.0 x16

$90.00

GPU Power Adapter

12VHPWR angled adapter

$19.99

WiFi Antennas

FlyFishRC Stubby RP-SMA antennas

$19.47

Total

-

$2,396.31

Despite being an SFF, the custom SFF case delivered stellar performance. GPU temperatures hovered around 69-70 degrees Celsius at 98% utilization, which is to be expected given its open design. As for the CPU, it stayed around 60 degrees Celsius, and neither component showed any signs of throttling or instability. The build also received the following scores in several tests - Speed Way: 7,717 at around 77 FPS; Port Royal: 14,344 at around 66 FPS; and Steel Nomad: 6,811 at around 68 FPS.

The system is currently running stock, so the builder said they’re open to advice on AM5 BIOS tuning, X3D optimization, memory tuning, PBO or undervolting, and other SFF optimizations. At the same time, they said that they’re just cleaning up the 3D files and will eventually share them online.

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Jowi Morales
Contributing Writer
  • ezst036
    Integrating the GPU bare on the outside is really slick.
    Reply
  • cyrusfox
    Looks beautiful, 3d printed case, I like it more than my metal K49, which struggles with 2.5" drive placement (have a Optane 900p and a 4tb ssd). This one is beautiful and gets lots of airflow. It looks like it had an Optical drive from one of those slits. Congrats to the builder to making a functional piece of art here.
    Reply
  • wakuwaku
    Tom's "Writer": Dear AI, what happened to the Xikii FF04?
    Tom's AI: The Xikii FF04 is now discontinued, therefore it can be considered vanished from stores.
    "Writer": Vanished! That sounds good for my SEO quota. Lets go with that!

    If all this lazy ass writer did was do a simple google search, the superior google AI would then inform them that the FF04 for the ProArt 4080 specifically is discontinued, not the case line itself. You want it with the new 50 series GPU? Buy the 5080 version?

    Https://xikii.com/products/xikii-industry-ff04-for-proart-5080
    So no it did not vanish from stores. A newer version replaced it and was ignored by our dear writer here.
    Reply