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

Adamant Custom

Adamant Custom Ryzen 9 9900X3D RTX 5090 32GB DDR5 8TB NVMe 10TB HDD gaming PC

SKU CH-XFHX-5XRAX

Liquid-cooled tower with 12-core Ryzen 9 9900X3D, RTX 5090, 32GB DDR5, 8TB NVMe and 10TB HDD

  • Release Year2026
  • TypeBusiness Desktops & Workstations
  • Form FactorTower
  • AI FeaturesAI Ready
  • UsageWorkstation
  • ColorBlack
  • 12-core Ryzen 9 9900X3D drives heavy workloads
  • RTX 5090 32 GB powers 4K gaming and AI
  • 8 TB NVMe plus 10 TB HDD stores massive projects
  • 240 mm liquid cooler keeps CPU temperatures low
  • Wi-Fi 7 and 2.5 Gb Ethernet enable fast networking

Liquid-cooled Ryzen 9 9900X3D workstation

This desktop pairs a 12-core AMD Ryzen 9 9900X3D processor with an Nvidia GeForce RTX 5090 graphics card for heavy compute and rendering workloads. Thirty-two gigabytes of DDR5 memory and an 8TB NVMe array provide fast throughput for large datasets. The system ships with Windows 11 Pro installed and is marketed as AI ready.

240mm AIO cooler with 1200W Gold PSU

A 240mm quiet-edition liquid cooler handles the CPU while the case moves air through two 200mm front fans, a rear 120mm fan and a dedicated GPU fan. The Thermaltake Toughpower 1200W 80 PLUS Gold supply uses Japanese main capacitors and a 140mm low-noise fan with over-voltage, under-voltage, over-power and short-circuit protection.

Cooler Master HAF 500 with extensive I/O

The tempered-glass tower measures 508 x 203 x 508 mm and offers internal bays for two 3.5-inch and two 2.5-inch drives. Rear connectivity includes two USB4 40Gbps Type-C ports, three 10Gbps USB ports, four 5Gbps USB ports and one USB 2.0 port alongside Intel 2.5Gb Ethernet and Wi-Fi 7 2x2 wireless. The TUF X870-PLUS motherboard adds a front-panel USB 20Gbps header, additional USB headers, four M.2 slots and two SATA 6Gb/s connectors.

Highlights

  • 12-core Ryzen 9 9900X3D drives heavy workloads
  • RTX 5090 32 GB powers 4K gaming and AI
  • 8 TB NVMe plus 10 TB HDD stores massive projects
  • 240 mm liquid cooler keeps CPU temperatures low
  • Wi-Fi 7 and 2.5 Gb Ethernet enable fast networking

Specifications

Release Year2026
TypeBusiness Desktops & Workstations
Form FactorTower
AI FeaturesAI Ready
UsageWorkstation
ColorBlack
Cooling SystemLiquid Cooling
Operating SystemWindows 11 Pro
Windows 11Ready
CPU TypeAMD Ryzen 9 9000 Series
CPU NameAMD Ryzen 9 9900X3D
CPU Socket TypeAM5
GPU/VGA TypeGeForce RTX 5090
Graphics InterfacePCI Express x16
Memory Capacity32GB DDR5
Memory Slots (Available/Total)4 total
Maximum Memory Supported192 GB
SSD8TB NVMe
HDD10TB
Optical Drive TypeNo
Screen SizeNo Screen
Audio ChipsetIntegrated
Audio Channels7.1 channels
LAN ChipsetIntegrated
LAN Speed2.5Gbps
WLAN802.11be Wireless LAN
WiFi GenerationWi-Fi 7
BluetoothBluetooth 5.4
RJ451 port

Questions about this item

How is the 240mm AIO liquid cooler installed, and what step do builders often miss?

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

What maintenance will the liquid cooling loop and the 1200W 80 PLUS Gold PSU need later?

The sealed AIO requires no refill; dust the 140mm radiator fans and the PSU intake periodically to keep temperatures stable.

What limit appears first during sustained loads on the Ryzen 9 9900X3D and RTX 5090?

The 240mm radiator surface area becomes the thermal bottleneck before the 1200W power ceiling is reached.

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