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

Adamant Custom

Adamant Custom Ryzen 9 9900X3D 128GB DDR5 1TB NVMe Liquid Cooled Gaming PC

SKU CH-W7Z4-YPQ82

Liquid-cooled tower with 12-core Ryzen 9900X3D, 128GB DDR5, 1TB NVMe, Wi-Fi 7 and Windows 11 Pro

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity128 GB DDR5
  • SSD storage1 TB NVMe
  • GraphicsIntegrated Graphics
  • CPU modelAMD Ryzen 9 9900 × 3D
  • 12-core Ryzen 9 9900X3D handles heavy workloads with 24 threads
  • 128GB DDR5 memory supports multitasking and large datasets
  • 1TB Samsung 990 PRO NVMe SSD delivers 7450 MB/s read speeds
  • 240mm liquid cooler keeps CPU temperatures low under load
  • Wi-Fi 7 and Bluetooth 5.4 provide fast wireless connectivity

Core Specification

This gaming desktop PC centres on a 12-core AMD Ryzen 9 9900X3D processor running at 4.4 GHz with a 5.50 GHz boost and 128 MB L3 cache. It targets enthusiasts who need high multi-threaded performance for content creation and gaming without a discrete graphics card.

Memory and Storage Impact

The system ships with 128 GB of DDR5 memory across four slots, leaving room to reach the 192 GB maximum. A 1 TB Samsung 990 PRO PCIe 4.0x4 NVMe drive delivers read speeds up to 7450 MB/s and write speeds up to 6900 MB/s for fast project loading.

Build and Connectivity

A Corsair 4000D tempered glass chassis houses a 240 mm liquid cooler and an 850 W 80 PLUS Bronze power supply with a 140 mm fan. Rear I/O includes two USB4 40 Gbps ports, one USB 10 Gbps port, three USB 5 Gbps ports, four USB 2.0 ports, HDMI, 2.5 Gbps LAN, Wi-Fi 7 and Bluetooth 5.4.

How it compares

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

Price $3,507.99
Pricier than about 69% of the 24,925 comparable items (median $2,694.99).
RAM capacity 128 GB DDR5
Higher than about 80% of the 24,338 comparable items (median 32 GB).
SSD storage 1 TB NVMe
Lower than about 70% 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 capacity128 GB DDR5
Memory slots4 total
Max supported RAM192 GB
Storage
SSD storage1 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

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

The 240 mm AIO is a sealed closed-loop unit; it requires no coolant maintenance and the pump is rated for continuous operation without user service.

What component hits its limit first when the Ryzen 9 9900X3D runs all 12 cores at 5.50 GHz for hours?

The 240 mm AIO liquid cooler is the first thermal bottleneck; sustained 12-core boost pushes the CPU toward its thermal ceiling before the 850 W PSU or motherboard VRM limit.

How loud is the 140 mm PSU fan and AIO pump when the system renders video all day?

The Thermaltake Smart 850 W PSU uses an ultra-quiet 140 mm fan and the AIO is a Quiet Edition model; both are designed for low noise under continuous load.

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