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Black tower PC with tempered glass side panel and ARGB fans

Adamant Custom

Adamant Custom Ryzen 9 9900X3D 192GB DDR5 8TB NVMe 10TB HDD RTX 5090 Gaming PC

SKU CH-3RDG-J7KHQ

A 12-core Ryzen workstation with 192 GB DDR5, 8 TB NVMe, 10 TB HDD and an RTX 5090 for modelling, rendering and AI learning

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity192 GB DDR5
  • SSD storage8 TB NVMe
  • GraphicsGeForce RTX 5090
  • CPU modelAMD Ryzen 9 9900 × 3D
  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy workloads
  • 192GB DDR5 memory handles large datasets and multitasking
  • 8TB NVMe SSD delivers 7450 MB/s reads for fast asset access
  • RTX 5090 32GB GPU accelerates rendering and AI tasks
  • 240mm liquid cooler keeps CPU temperatures low under load

12-Core Ryzen 9 9900X3D Workstation

This desktop pairs a 12-core AMD Ryzen 9 9900X3D processor with 192GB DDR5 memory and an Nvidia GeForce RTX 5090 graphics card. It targets professionals who need high single-thread speed and large GPU memory for modelling, editing, rendering and AI learning workloads. Windows 11 Pro is pre-installed. The tower chassis uses liquid cooling for the CPU.

Dual 4TB Samsung 990 PRO NVMe plus 10TB HDD

Two 4TB Samsung 990 PRO drives deliver up to 7450 MB/s read and 6900 MB/s write speeds for active project files. The 10TB hard drive with 256MB cache adds deep capacity for archives and bulk media. Together they remove the need to juggle external storage during large creative jobs.

CoolerMaster HAF 500 with 1200W Gold PSU

The case measures 508 x 203 x 508 mm and includes front 200mm ARGB fans, a rear 120mm ARGB fan and a dedicated 120mm GPU fan. A Thermaltake Toughpower 1200W 80 PLUS Gold unit with Japanese main capacitors powers the build. Rear I/O provides two USB4 40Gbps Type-C ports, three USB 10Gbps ports, four USB 5Gbps ports, one USB 2.0 port, Intel 2.5Gb Ethernet and Wi-Fi 7 2x2 connectivity.

How it compares

Measured against everything we stock in Gaming PCs, at today’s prices. Recalculated every night.

Price $9,552.99
Pricier than about 91% of the 24,925 comparable items (median $2,694.99).
RAM capacity 192 GB DDR5
Higher than about 95% of the 24,338 comparable items (median 32 GB).
SSD storage 8 TB NVMe
Higher than about 99% of the 24,468 comparable items (median 2 TB).

New to this? Buying a gaming PC with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Year of release2026
Product typeBusiness Desktops & Workstations
Recommended useWorkstation
Product colorBlack
Processor
ProcessorAMD Ryzen 9 9000 Series
CPU modelAMD Ryzen 9 9900 × 3D
CPU socketAM5
Memory
RAM capacity192 GB DDR5
Memory slots4 total
Max supported RAM192 GB
Storage
SSD storage8 TB NVMe
Hard drive10 TB
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsGeForce RTX 5090
GPU interfacePCI Express x16
Audio & video
Audio chipIntegrated
Sound channels7.1 channels
Connectivity
Wi-Fi standardWi-Fi 7
Network speed2.5 Gbit/s
Ethernet controllerIntegrated
Wi-Fi802.11be Wireless LAN
Bluetooth support5.4
Ports & slots
Ethernet port1 port
Size & build
Form factorTower
Compatibility
Windows 11 supportReady
Software
Operating systemWindows 11 Pro
More details
AI capabilityAI Ready
Cooling methodLiquid Cooling

Questions about this item

Will the 240 mm liquid cooler need coolant top-ups or pump replacement?

The 240 mm quiet-edition AIO is a sealed unit; no coolant top-ups are required, and the pump is rated for continuous operation without user service.

What thermal limit appears first when the 12-core CPU runs at 5.50 GHz all day?

The CPU’s 5.50 GHz boost ceiling and the 240 mm radiator’s dissipation capacity set the practical thermal ceiling under sustained load.

How loud is the system with the 200 mm front fans, 140 mm PSU fan and GPU fan running 24/7?

Two 200 mm front ARGB fans, a 140 mm PSU fan and a dedicated GPU fan move high airflow at low RPM, keeping acoustic output low during all-day operation

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