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Adamant Custom

Adamant Custom 12-Core Ryzen 9 9900X3D 32GB DDR5 4TB NVMe 10TB HDD RTX PRO 4000 Blackwell business desktop

SKU CH-S05E-4TMP0

A 12-core Ryzen 9 workstation with 32 GB DDR5, 4 TB NVMe, 10 TB HDD and RTX PRO 4000 Blackwell for CAD, CAM and CAE modelling

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity32 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 workloads
  • 32GB DDR5 memory scales to 192 GB for large datasets
  • 4TB NVMe SSD delivers 7450 MB/s reads for fast project loading
  • 10TB HDD adds 256 MB cache bulk storage for archives
  • RTX PRO 4000 Blackwell 24GB GPU drives professional visualisation and VR

Workstation for CAD and modelling

This Adamant Custom business desktop is built around a twelve-core Ryzen 9 9900X3D processor and an NVIDIA RTX PRO 4000 Blackwell graphics card with 24GB of memory. Thirty-two gigabytes of DDR5 RAM and a 4TB NVMe SSD provide fast throughput for large assemblies. The system ships with Windows 11 Pro and is marketed as AI Ready.

Verify motherboard memory limits and case clearance

The PRIME X870-P motherboard supports up to 192GB of DDR5 across four M.2 slots and multiple SATA ports. The Antec P20 mid-tower case measures 469mm deep, 220mm wide and 490mm high with internal bays for two 3.5-inch drives and two 2.5-inch drives. Front-panel connectivity includes USB 3.2 Gen 2 Type-C and two USB 3.0 ports.

Liquid cooling and 850W power supply included

A 240mm quiet-edition liquid cooler handles the CPU while a Thermaltake Smart 850W 80 PLUS Bronze unit powers the build. The GPU occupies a PCI Express x16 slot and the rear I/O offers two USB4 40Gbps Type-C ports, one USB 10Gbps port, three USB 5Gbps ports and four USB 2.0 ports. Intel 2.5Gb Ethernet and Wi-Fi 7 2x2 provide network connectivity.

How it compares

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

Price $6,919.99
Pricier than about 58% of the 2,161 comparable items (median $5,687.99).
RAM capacity 32 GB DDR5
Lower than about 70% 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 capacity32 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 comes with the system and is a display included?

The desktop ships with the Antec P20 case, liquid CPU cooler, 850W PSU, motherboard, CPU, 32GB DDR5, 4TB NVMe SSD, 10TB HDD and RTX PRO 4000 Blackwell graphics card. A monitor is not included.

Should I choose the 32GB DDR5 configuration or plan to expand to the 192GB maximum?

The board supports up to 192GB DDR5 across four slots. The 32GB kit fills two slots, leaving room to add more later if workloads demand it.

What does the Ryzen 9 9900X3D 4.4GHz base clock mean for daily CAD work?

The 12-core CPU runs at 4.4GHz base and can boost to 5.50GHz with 128MB L3 cache, delivering strong single-thread speed for modelling and multi-thread throughput for simulation.

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