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Black mid-tower desktop with tempered glass side panel and liquid CPU cooler

Adamant Custom

Adamant Custom 12-Core Liquid Cooled Gaming PC Ryzen 9 9900X3D 64GB DDR5 2TB NVMe Radeon RX 9070 XT

SKU CH-2MDN-ABEH0

A liquid-cooled desktop with a 12-core Ryzen 9 9900X3D, 64GB DDR5, 2TB NVMe and Radeon RX 9070 XT graphics for gaming and workstation tasks

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • RAM capacity64 GB DDR5
  • SSD storage2 TB NVMe
  • GraphicsAMD Radeon RX 9070 XT
  • CPU modelAMD Ryzen 9 9900 × 3D
  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy workloads
  • 240 mm liquid cooler keeps CPU temperatures low under load
  • 64 GB DDR5 memory handles multitasking and large datasets
  • 2 TB Samsung 990 PRO NVMe delivers 7450 MB/s reads
  • Radeon RX 9070 XT 16 GB drives high-frame-rate gaming

Purpose-built workstation and gaming desktop

This system combines a 12-core Ryzen 9 9900X3D processor with a Radeon RX 9070 XT graphics card and 64GB of DDR5 memory. It ships with Windows 11 Pro and a 2TB NVMe SSD for fast boot and load times. The 240mm liquid cooler keeps the CPU stable under sustained workloads.

PCI Express x16 graphics interface limit

The GPU connects through a single PCI Express x16 slot, so adding a second discrete card is not supported. The motherboard provides four M.2 connectors and two SATA 6Gb/s ports for additional storage expansion. Rear I/O includes USB4, 10Gbps and 5Gbps USB ports plus 2.5Gb Ethernet and Wi-Fi 7.

12-core CPU with 128MB L3 cache

The Ryzen 9 9900X3D delivers 12 cores and 24 threads with a maximum boost clock of 5.50 GHz. Its large 128MB L3 cache benefits both gaming frame rates and compute tasks. Buyers who need more than 12 cores or a different socket should consider other platforms.

How it compares

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

Price $3,203.99
Pricier than about 62% 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 2 TB NVMe
Typical for this category: the median of 24,468 items is 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 capacity64 GB DDR5
Memory slots4 total
Max supported RAM192 GB
Storage
SSD storage2 TB NVMe
Hard driveNo
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsAMD Radeon RX 9070 XT
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 factorDesktop
Compatibility
Windows 11 supportReady
Software
Operating systemWindows 11 Pro
More details
AI capabilityAI Ready
Cooling methodLiquid Cooling

Questions about this item

Should I pick the 64 GB DDR5 configuration or upgrade to the 192 GB maximum?

The board has four slots and supports up to 192 GB; 64 GB is ample for gaming and most creative work, while 192 GB suits heavy virtualization or large dataset workloads.

What does the 4.4 GHz base clock mean once the CPU is under load?

The 12-core Ryzen 9 9900X3D can boost up to 5.50 GHz across its 24 threads, so sustained heavy tasks run well above the base frequency.

How does the PCI Express x16 graphics interface cap real-world performance?

The Radeon RX 9070 XT connects via a full x16 lane, giving the GPU unrestricted bandwidth for 4K gaming and compute tasks.

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