We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black desktop tower with tempered glass side panel and RGB fans

Adamant Custom

Adamant Custom Ryzen 9 9900X3D 64GB 2TB NVMe 10TB RTX PRO 4000 Blackwell business desktop

SKU CH-XYJA-9P9K6

A 12-core Ryzen 9 9900X3D workstation with 64GB DDR5, 2TB NVMe, 10TB HDD and RTX PRO 4000 Blackwell graphics for SolidWorks, CAD and CAE modelling

  • Release Year2026
  • Form FactorDesktop
  • UsageWorkstation
  • ColorBlack
  • Ethernet2.5G Ethernet
  • MonitorMonitor not included
  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy compute
  • 64 GB DDR5 memory handles large assemblies without swapping
  • 2 TB NVMe SSD reads at 7450 MB/s for fast project loads
  • 10 TB HDD adds 256 MB cache for bulk data retention
  • RTX PRO 4000 Blackwell 24 GB GPU accelerates professional rendering

Purpose-built workstation

This desktop targets engineers and designers who need a 12-core AMD Ryzen 9 9900X3D processor, 64GB DDR5 memory, a 2TB NVMe boot drive and a 10TB hard disk for large project libraries. The NVIDIA RTX PRO 4000 Blackwell GPU with 24GB VRAM supports professional CAD, CAM and CAE applications on Windows 11 Pro.

Thermals and acoustics

A 240mm liquid cooler handles the CPU while a 140mm power-supply fan and three 120mm case fans move air through the tempered-glass chassis. The 850W 80 PLUS Bronze unit delivers stable power with over-voltage, under-voltage, over-power and short-circuit protection.

Connectivity and expansion

The motherboard provides two USB4 ports at 40Gbps, three USB 10Gbps ports, four USB 5Gbps ports and one USB 2.0 port at the rear, plus internal headers for additional USB and four M.2 slots. Intel 2.5Gb Ethernet and Wi-Fi 7 2x2 give fast wired and wireless links, while Realtek 7.1 surround audio handles monitoring.

Highlights

  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy compute
  • 64 GB DDR5 memory handles large assemblies without swapping
  • 2 TB NVMe SSD reads at 7450 MB/s for fast project loads
  • 10 TB HDD adds 256 MB cache for bulk data retention
  • RTX PRO 4000 Blackwell 24 GB GPU accelerates professional rendering

Specifications

Release Year2026
Form FactorDesktop
UsageWorkstation
ColorBlack
Ethernet2.5G Ethernet
MonitorMonitor not included
Cooling SystemLiquid Cooling
Operating SystemWindows 11 Pro 64-bit
AI FeaturesAI Ready
CPU TypeAMD Ryzen 9 9000 Series
CPU NameAMD Ryzen 9 9900X3D
CPU Socket TypeAM5
GPU/VGA TypeNVIDIA RTX PRO 4000 Blackwell
Graphics InterfacePCI Express x16
Virtual Reality ReadyYes
Memory Capacity64GB DDR5
Maximum Memory Supported192 GB
SSD2TB NVMe
HDD10TB
Optical Drive TypeNo
Screen SizeNo Screen
Audio Channels7.1 channels
LAN ChipsetIntegrated
LAN Speed2.5Gbps
WLAN802.11be Wireless LAN
WiFi GenerationWi-Fi 7
BluetoothBluetooth 5.4
RJ451 port

Questions about this item

How do I install the 240 mm AIO liquid cooler on the AM5 socket, and which mounting step is most often missed?

Fasten the supplied AM5 bracket to the motherboard back-plate, apply thermal paste, seat the cold-plate evenly, then connect the pump header and both 120 mm fan cables to the CPU_FAN and AIO_PUMP headers — skipping the pump-header connection is the step most builders forget.

What maintenance or replacement will the 240 mm AIO liquid cooler and the 850 W 80 PLUS Bronze PSU need later?

The sealed AIO requires no coolant service; only dust the 120 mm radiator fans periodically. The PSU’s 140 mm fan bearings may need cleaning or fan replacement after several years of continuous operation.

What thermal or power limit appears first when the Ryzen 9 9900X3D runs sustained all-core loads at up to 5.50 GHz?

The 240 mm AIO’s heat-dissipation capacity typically reaches saturation before the CPU hits its 128 MB L3 cache thermal ceiling, causing clock speeds to throttle under prolonged 24-thread workloads.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.