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

Adamant Custom

Adamant Custom 24-Core Liquid Cooled Gaming PC Intel Core Ultra 9 285K 32GB DDR5 8TB NVMe 10TB HDD RTX 5090

SKU CH-7CQN-40FQJ

Liquid-cooled 24-core desktop with 32 GB DDR5, 8 TB NVMe, 10 TB HDD and RTX 5090 graphics

  • Screen sizeNo Screen
  • ProcessorIntel Core Ultra 9 (Series 2)
  • RAM capacity32 GB DDR5
  • SSD storage8 TB NVMe
  • GraphicsGeForce RTX 5090
  • CPU modelIntel Core Ultra 9 285K
  • 24-core Intel Core Ultra 9 285K powers heavy workloads and high-frame-rate gaming
  • 360 mm liquid cooler keeps the CPU quiet under sustained load
  • 32 GB DDR5 memory handles multitasking with headroom to 192 GB
  • 8 TB NVMe plus 10 TB HDD gives fast boot and massive storage
  • GeForce RTX 5090 32 GB delivers top-tier graphics performance

Built for AI and content workloads

This desktop pairs a 24-core Intel Core Ultra 9 285K with an Nvidia GeForce RTX 5090 and 32GB of DDR5 memory. An 8TB NVMe array and a 10TB hard drive provide fast primary storage and deep archival capacity. Windows 11 Pro ships pre-installed for immediate professional use.

360mm liquid loop and 1200W Gold supply

A 360mm quiet-edition AIO cooler handles the CPU while a 140mm PSU fan keeps power delivery noise low. The Thermaltake Toughpower 1200W 80 PLUS Gold unit includes over-voltage, under-voltage, over-power and short-circuit protection. Integrated 2.5Gbps LAN and Wi-Fi 6E AX211 with Bluetooth 5.3 manage network traffic without extra cards.

Dual 4TB Samsung 990 PRO drives

Two PCIe 4.0 SSDs deliver sequential reads up to 7450 MB/s and writes up to 6900 MB/s for large media projects. The tempered-glass chassis offers front USB 3.2 Type-C, two USB 3.2 Gen 1 ports and a combo audio jack. Internal bays include two 3.5-inch and two 2.5-inch slots for future expansion.

How it compares

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

Price $7,756.99
Pricier than about 91% of the 24,925 comparable items (median $2,694.99).
RAM capacity 32 GB DDR5
Typical for this category: the median of 24,338 items is 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
ProcessorIntel Core Ultra 9 (Series 2)
CPU modelIntel Core Ultra 9 285K
CPU socketLGA 1851
Memory
RAM capacity32 GB DDR5
Memory slots4 total
Max supported RAM192 GB
Storage
SSD storage8 TB NVMe
Hard drive10 TB
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsGeForce RTX 5090
Audio & video
Audio chipIntegrated
Sound channels7.1 channels
Connectivity
Wi-Fi standardWi-Fi 6E
Network speed2.5 Gbit/s
Ethernet controllerIntegrated
Wi-Fi802.11ax 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 do I install the 360 mm AIO quiet-edition liquid CPU cooler in the Corsair 4000D case, and what step is often missed?

Mount the radiator and three fans at the top or front of the 4000D case, connect the pump header and fan cables to the Z890 UD motherboard, then secure the cold plate on the LGA 1851 socket; the step often missed is removing the protective film from the cold-plate base before tightening the screws.

What maintenance or replacement will the 360 mm AIO quiet-edition liquid CPU cooler need later?

The sealed 360 mm AIO quiet-edition cooler is maintenance-free for its service life; if pump noise or rising CPU temperatures appear after several years, the entire unit would be replaced rather than refilled.

What limit shows up first on the RTX 5090 32 GB under sustained load with the 1200 W 80 PLUS Gold PSU?

The GPU power limit is reached before the 1200 W 80 PLUS Gold supply hits its capacity, so the RTX 5090 32 GB will throttle to its configured power target during extended heavy workloads.

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