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

Adamant Custom

Adamant Custom Ryzen 9 9900X3D 12-Core Liquid Cooled Gaming PC 64GB DDR5 8TB NVMe

SKU CH-07YH-WJ8B7

A liquid-cooled gaming desktop with a 12-core Ryzen 9 9900X3D, 64GB DDR5 and 8TB NVMe storage ready for Windows 11 Pro

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity64 GB DDR5
  • SSD storage8 TB NVMe
  • GraphicsIntegrated Graphics
  • CPU modelAMD Ryzen 9 9900 × 3D
  • 12-core Ryzen 9 9900X3D hits 5.50 GHz for heavy workloads
  • 360 mm liquid cooler keeps temperatures low under sustained load
  • 64 GB DDR5 and 8 TB NVMe give ample space for large projects
  • Wi-Fi 7 and Bluetooth 5.4 provide fast wireless connectivity
  • 850 W 80 PLUS Bronze PSU delivers stable power to all components

12-Core Ryzen 9 Workstation

This new tower desktop pairs a 12-core AMD Ryzen 9 9900X3D processor with 64GB of DDR5 memory and an 8TB NVMe array. It ships with Windows 11 Pro and uses integrated Radeon graphics through HDMI and two USB4 ports. The system targets professionals who need high multi-thread throughput and fast local storage without a discrete graphics card.

360mm Liquid Cooling and 850W Bronze PSU

A 360mm quiet-edition AIO cooler handles the CPU while three 120mm front fans and a 140mm PSU fan move air through the tempered-glass mid-tower. Dust filters cover the bottom, front and top. The Thermaltake Smart 850W 80 PLUS Bronze unit supplies power with Japanese main capacitors and protections for over-voltage, under-voltage, over-power and short-circuit events.

Sustained Multi-Thread Loads

The 12-core, 24-thread processor reaches up to 5.50 GHz with 128MB of L3 cache, allowing extended compile, render or simulation runs. Dual Samsung 990 PRO 4TB drives deliver sequential reads up to 7450 MB/s and writes up to 6900 MB/s over PCIe 4.0 x4. Buyers who need discrete GPU acceleration or additional internal drive bays beyond the two 3.5-inch and two 2.5-inch slots should consider a different configuration.

How it compares

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

Price $3,418.99
Pricier than about 67% of the 24,925 comparable items (median $2,694.99).
RAM capacity 64 GB DDR5
Higher than about 60% 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 colorBlack
Processor
ProcessorAMD Ryzen 9 9000 Series
CPU modelAMD Ryzen 9 9900 × 3D
CPU socketAM5
Memory
RAM capacity64 GB DDR5
Memory slots4 total
Max supported RAM192 GB
Storage
SSD storage8 TB NVMe
Hard driveNo
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsIntegrated Graphics
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

How is the 360 mm liquid cooler installed, and what step do people often get wrong?

The cooler mounts to the AM5 socket on the X870 motherboard; the step often missed is removing the plastic cover from the cold-plate before securing the pump block.

What maintenance or replacement will the liquid cooler and storage need later?

The sealed 360 mm AIO needs no refill but may require pump or radiator replacement after several years; the two 4 TB Samsung 990 PRO drives are rated for high endurance and rarely need replacement.

What limit appears first under sustained load with the integrated Radeon graphics?

The integrated Radeon GPU shares system DDR5 memory and thermal headroom with the 12-core CPU, so graphics performance and frame rates drop first during extended heavy workloads.

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