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Black mid-tower desktop with tempered glass side panel and liquid cooling visible inside

Adamant Custom

Adamant Custom Ryzen 9 9900X3D 192GB DDR5 4TB NVMe 10TB HDD RTX PRO 4000 850W Liquid Cooled Black

SKU CH-FBNZ-XKJ44

A liquid-cooled workstation desktop with a 12-core Ryzen 9 9900X3D, 192 GB DDR5, 4 TB NVMe SSD, 10 TB HDD and an RTX PRO 4000 Blackwell GPU for demanding CAD and modelling tasks

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity192 GB DDR5
  • SSD storage4 TB NVMe
  • GraphicsNVIDIA RTX PRO 4000 Blackwell
  • CPU modelAMD Ryzen 9 9900 × 3D
  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy compute
  • 192 GB DDR5 handles large assemblies and simulations
  • 4 TB Samsung 990 PRO NVMe reads up to 7450 MB/sec
  • 24 GB RTX PRO 4000 Blackwell drives professional visualisation
  • 240 mm liquid cooler keeps CPU quiet under load

12-Core Ryzen 9 Workstation

This liquid-cooled desktop pairs a 12-core AMD Ryzen 9 9900X3D processor with 192GB DDR5 memory and an NVIDIA RTX PRO 4000 Blackwell GPU. It targets engineers and designers who run SolidWorks, CAM or CAE workloads that demand high single-thread frequency and certified drivers. Windows 11 Pro 64-bit is pre-installed.

Upgrade From Thread-Limited Towers

The 12-core CPU reaches 5.50 GHz and provides 128 MB L3 cache, replacing older 8-core or 10-core workstations that stall on large assemblies or simulation meshes. The jump is worth it when viewport lag or render queues exceed acceptable limits and the 24GB GPU frame buffer removes VRAM bottlenecks in complex scenes.

Verify Power And Case Clearance

The 850W 80 PLUS Bronze PSU uses a 140mm fan and Japanese main capacitors; confirm your mains circuit and rack depth can accommodate the 469 mm chassis depth. The 240mm AIO radiator mounts in the Antec P20 mid-tower; ensure the chosen location has 240mm clearance and that front 120mm intake fans are unobstructed.

How it compares

Measured against everything we stock in Business & Office Desktops, at today’s prices. Recalculated every night.

Price $9,041.99
Pricier than about 71% of the 2,161 comparable items (median $5,687.99).
RAM capacity 192 GB DDR5
Higher than about 80% of the 2,095 comparable items (median 64 GB).
SSD storage 4 TB NVMe
Higher than about 70% of the 2,058 comparable items (median 2 TB).

Specifications

Product
Year of release2026
Recommended useWorkstation
Product colorBlack
Processor
ProcessorAMD Ryzen 9 9000 Series
CPU modelAMD Ryzen 9 9900 × 3D
CPU socketAM5
Memory
RAM capacity192 GB DDR5
Max supported RAM192 GB
Storage
SSD storage4 TB NVMe
Hard drive10 TB
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsNVIDIA RTX PRO 4000 Blackwell
GPU interfacePCI Express x16
VR readyYes
Audio & video
Sound channels7.1 channels
Connectivity
Wi-Fi standardWi-Fi 7
Network speed2.5 Gbit/s
Wired network2.5G Ethernet
Ethernet controllerIntegrated
Wi-Fi802.11be Wireless LAN
Bluetooth support5.4
Ports & slots
Ethernet port1 port
Size & build
Form factorDesktop
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro 64-bit
More details
Cooling methodLiquid Cooling
AI capabilityAI Ready

Questions about this item

What case clearance does the 240 mm liquid cooler require?

The Antec P20 mid-tower case supports a 240 mm AIO cooler with a 140 mm fan; its internal dimensions are 469 mm deep by 220 mm wide by 490 mm high.

Which motherboard power connectors must be seated for the Ryzen 9 9900X3D?

The PRIME X870-P motherboard needs the 24-pin ATX connector and the 8-pin CPU EPS connector fully inserted before first boot.

How many 3.5-inch drive bays remain free after the 10 TB HDD is installed?

The case provides two internal 3.5"/2.5" bays; one is occupied by the 10 TB drive, leaving one bay available for another 3.5-inch drive.

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