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Adamant Custom

Adamant Custom Ryzen 9 9900X 128GB 1TB NVMe 10TB HDD RTX PRO 4500 business desktop

SKU CH-9HFK-407HG

A 12-core Ryzen 9 workstation with 128GB DDR5, 1TB NVMe plus 10TB HDD and an RTX PRO 4500 for SolidWorks and AI learning

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity128 GB DDR5
  • SSD storage1 TB NVMe
  • GraphicsNvidia RTX PRO 4500 Blackwell
  • CPU modelAMD Ryzen 9 9900X
  • 12-core Ryzen 9 9900X reaches 5.20 GHz for heavy compute
  • 128 GB DDR5 and 192 GB max memory handle large datasets
  • 1 TB NVMe SSD reads up to 7450 MB/s for fast load times
  • 10 TB HDD with 256 MB cache stores massive project libraries
  • RTX PRO 4500 Blackwell 32 GB GPU accelerates CAD and AI workloads

12-Core Ryzen 9 Workstation

The Adamant Custom desktop pairs a 12-core AMD Ryzen 9 9900X processor with 128GB of DDR5 memory and an Nvidia RTX PRO 4500 Blackwell graphics card holding 32GB of video memory. It ships with Windows 11 Pro 64-bit and uses a 240mm liquid cooler on the CPU. This configuration targets engineers and researchers who need high core counts and professional GPU drivers for CAD, simulation or AI learning workloads.

Sustained Load Behaviour

The 240mm liquid cooler is designed to keep the 12-core processor near its 5.20 GHz boost clock during extended rendering or compute sessions rather than throttling after a short burst. The Thermaltake 850W 80 PLUS Bronze power supply delivers stable output under continuous draw from the CPU, GPU and storage subsystem. Case airflow uses two front 120mm fans and one rear 120mm fan to exhaust heat from the radiator and graphics card during long runs.

Interface Practical Limits

The motherboard provides two USB4 ports at 40Gbps, three USB 10Gbps ports and four USB 5Gbps ports at the rear panel, while internal headers add one USB 20Gbps connector and one USB 5Gbps header. Network connectivity relies on a single Intel 2.5Gb Ethernet port and Wi-Fi 7 2x2 wireless. The Samsung 990 PRO NVMe drive connects through a PCIe 4.0 x4 M.2 slot, and the 10TB hard drive uses a SATA 6Gb/s port. Builders who need more than four M.2 devices or a second 10GbE link will find the I/O ceiling fixed by this platform.

How it compares

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

Price $7,217.99
Pricier than about 60% of the 2,161 comparable items (median $5,687.99).
RAM capacity 128 GB DDR5
Higher than about 60% of the 2,095 comparable items (median 64 GB).
SSD storage 1 TB NVMe
Lower than about 60% of the 2,058 comparable items (median 2 TB).

Specifications

Product
Year of release2026
Product typeBusiness Desktops & Workstations
Recommended useWorkstation
Product colorBlack
Processor
ProcessorAMD Ryzen 9 9000 Series
CPU modelAMD Ryzen 9 9900X
CPU socketAM5
Memory
RAM capacity128 GB DDR5
Max supported RAM192 GB
Storage
SSD storage1 TB NVMe
Hard drive10 TB
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsNvidia RTX PRO 4500 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

How loud is the 240 mm liquid cooler and 140 mm PSU fan under sustained load?

The 240 mm Quiet Edition AIO and the Thermaltake Smart 850 W PSU with its 140 mm fan are both specified for low noise, so the system stays quiet during long workstation sessions.

Which display cables must I supply to use the RTX PRO 4500?

The RTX PRO 4500 Blackwell 32 GB card uses a PCI Express x16 slot; you will need to provide DisplayPort or HDMI cables that match your monitors.

Can I keep my current SATA SSDs and 3.5″ hard drives in this chassis?

Yes, the motherboard provides two SATA 6 Gb/s ports and the case includes two internal 3.5″ bays, so existing SATA drives fit directly.

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