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

Adamant Custom

Adamant Custom 24-Core Core Ultra 9 285K RTX 5090 128GB DDR5 8TB NVMe gaming PC

SKU CH-8MDP-MC8QF

A 24-core Intel Core Ultra 9 285K workstation with 128GB DDR5, RTX 5090 32GB GPU, and 8TB NVMe storage for rendering and AI workloads

  • CPU TypeIntel Core Ultra 9 (Series 2)
  • CPU NameIntel Core Ultra 9 285K
  • CPU Socket TypeLGA 1851
  • GPU/VGA TypeGeForce RTX 5090
  • Memory Capacity128GB DDR5
  • Memory Slots (Available/Total)4 total
  • 24-core Intel Core Ultra 9 285K delivers high multi-thread throughput for rendering and AI workloads
  • 128GB DDR5 memory provides ample capacity for large datasets and multitasking
  • RTX 5090 32GB GPU accelerates 3D modelling, simulation and inference tasks
  • 8TB NVMe storage across dual Samsung 990 PRO drives offers fast read and write speeds
  • 360mm liquid cooler with quiet 140mm fans maintains low CPU temperatures under sustained load

Core Ultra 9 285K workstation

This desktop pairs a 24-core Intel Core Ultra 9 285K processor with 128GB of DDR5 memory and an Nvidia GeForce RTX 5090 graphics card. It is built for rendering, modelling and AI learning workloads that demand high parallel throughput. The system ships with Windows 11 Pro on an 8TB NVMe storage array.

Sustained load behaviour

A 360mm liquid cooler handles the CPU while the power supply delivers 1200W with 80 PLUS Gold efficiency. The motherboard provides 2.5Gbps wired LAN and Wi-Fi 7 wireless connectivity for steady data transfer during long compute sessions. Rear and mid-board USB ports include USB4 Type-C and multiple USB 3.2 Gen 2 connections for peripherals.

Installation notes

The tower case measures 447 x 215 x 469 mm and offers front USB 3.2 Gen 2x2 Type-C, two USB 3.0 ports and audio jacks. Internal bays include two 3.5-inch and two 2.5-inch slots for future storage expansion. Four memory slots are populated to reach 128GB, leaving no free DIMM slots for simple RAM upgrades without replacing modules.

Highlights

  • 24-core Intel Core Ultra 9 285K delivers high multi-thread throughput for rendering and AI workloads
  • 128GB DDR5 memory provides ample capacity for large datasets and multitasking
  • RTX 5090 32GB GPU accelerates 3D modelling, simulation and inference tasks
  • 8TB NVMe storage across dual Samsung 990 PRO drives offers fast read and write speeds
  • 360mm liquid cooler with quiet 140mm fans maintains low CPU temperatures under sustained load

Specifications

CPU TypeIntel Core Ultra 9 (Series 2)
CPU NameIntel Core Ultra 9 285K
CPU Socket TypeLGA 1851
GPU/VGA TypeGeForce RTX 5090
Memory Capacity128GB DDR5
Memory Slots (Available/Total)4 total
Maximum Memory Supported192 GB
SSD8TB NVMe
HDDNo
Operating SystemWindows 11 Pro
Form FactorTower
Release Year2026
AI FeaturesAI Ready
ColorBlack
Cooling SystemLiquid Cooling
Windows 11Ready
LAN Speed2.5Gbps
WiFi GenerationWi-Fi 7
LAN ChipsetIntegrated
WLAN802.11be Wireless LAN
BluetoothBluetooth 5.4
Optical Drive TypeNo
Screen SizeNo Screen
Audio ChipsetIntegrated
Audio Channels7.1 channels
RJ451 port

Questions about this item

How loud does the 360 mm liquid cooler and 140 mm case fans run under sustained load?

The 360 mm Quiet Edition AIO and two front 140 mm PWM fans are designed for low noise; the 1200 W 80 PLUS Gold PSU also uses an ultra-quiet 140 mm fan.

Does the Z890 motherboard need any extra modules for Wi-Fi 7 and Bluetooth5.4?

No, the Gigabyte Z890 Eagle includes integrated Wi-Fi 7 2x2 (802.11be) and Bluetooth5.4 on the rear I/O.

Will my existing SATA SSDs or 3.5-inch hard drives fit inside this tower?

Yes, the case provides two internal 3.5-inch bays, two 2.5-inch bays and the motherboard offers four SATA 6 Gb/s ports with RAID support.

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