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Black mid-tower desktop with tempered glass side panel and RGB lighting

Adamant Custom

Adamant Custom Business Desktop Ultra 5 245K 32GB 8TB NVMe 10TB HDD RTX A400

SKU CH-T1Z1-B3J40

Business desktop with a 14-core Intel Core Ultra 5 245K, 32 GB DDR5, 8 TB NVMe SSD, 10 TB HDD and Nvidia RTX A400 graphics

  • Screen sizeNo Screen
  • ProcessorIntel Core Ultra 5
  • RAM capacity32 GB DDR5
  • SSD storage8 TB NVMe
  • GraphicsNvidia RTX A400
  • CPU modelIntel Core Ultra 5 245K
  • 14-core Intel Core Ultra 5 245K reaches 5.20 GHz for fast multi-tasking
  • 32 GB DDR5 memory handles large projects with room to expand to 192 GB
  • 8 TB NVMe SSD plus 10 TB HDD give vast, responsive storage
  • Nvidia RTX A400 with four MiniDP outputs drives multiple professional displays
  • 5 Gb Ethernet and Wi-Fi 7 provide high-speed wired and wireless connectivity

14-Core Liquid-Cooled Workstation

The Adamant Custom Business Desktop Ultra 5 245K combines a 14-core Intel Core Ultra 5 245K processor with 32GB DDR5 memory and an Nvidia RTX A400 4GB graphics card. It targets professional users who need multi-core throughput for media workloads and certified driver stability in a Windows 11 Pro environment.

240mm AIO Cooler and 750W Bronze PSU

A 240mm Quiet Edition liquid cooler handles CPU thermals while front and rear 120mm RGB fans move air through the Pop Air RGB case. The Thermaltake Smart 750W 80 PLUS Bronze supply uses Japanese main capacitors and a 140mm fan rated for low noise, delivering overhead for the 14-core CPU and RTX A400.

Z890 TUF Motherboard and Dual 4TB NVMe Drives

The Z890-PLUS TUF board provides Thunderbolt 4, USB 20Gbps Type-C, 2.5G Ethernet, Wi-Fi 7 and Bluetooth 5.4. Two 4TB Samsung 990 PRO PCIe 4.0x4 SSDs supply 8TB total NVMe capacity with sequential reads up to 7450 MB/sec, while a 10TB HDD with 256MB cache adds bulk storage. Four Mini DisplayPort outputs on the RTX A400 drive multiple displays.

How it compares

Measured against everything we stock in Business & Office Desktops, at today’s prices. Recalculated every night.

Price $3,104.99
Cheaper than about 62% of the 2,161 comparable items (median $5,687.99).
RAM capacity 32 GB DDR5
Lower than about 70% of the 2,095 comparable items (median 64 GB).
SSD storage 8 TB NVMe
Higher than about 90% of the 2,058 comparable items (median 2 TB).

Specifications

Product
Year of release2026
Product typeBusiness Desktops & Workstations
Recommended useEducation
Product colorBlack
Processor
ProcessorIntel Core Ultra 5
CPU modelIntel Core Ultra 5 245K
CPU socketLGA 1851
Memory
RAM capacity32 GB DDR5
Max supported RAM192 GB
Storage
SSD storage8 TB NVMe
Hard drive10 TB
Optical driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsNvidia RTX A400
GPU interfacePCI Express x16
VR readyYes
Audio & video
Sound channels7.1 channels
Connectivity
Wi-Fi standardWi-Fi 7
Network speed2.5 Gbit/s
Wired network2.5G Ethernet
Ethernet controllerIntegrated
Wi-Fi802.11be Wireless LAN
Bluetooth support5.4
Ports & slots
Ethernet port1 port
Size & build
Form factorDesktop
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro 64-bit
More details
Cooling methodLiquid Cooling
AI capabilityAI Ready

Questions about this item

How is the 240 mm liquid cooler mounted to the LGA 1851 socket, and which step is often missed?

The cooler uses the standard LGA 1851 mounting bracket; the step most often missed is removing the protective film from the cold-plate before securing the four spring screws in a cross pattern.

What maintenance or replacement will the 240 mm liquid cooler and 10 TB HDD need later?

The sealed AIO cooler requires no refill; plan to replace the 10 TB HDD after its rated service life and clean the 120 mm and 140 mm case fans annually.

Which limit appears first during sustained heavy workloads on the RTX A400 4 GB?

The 4 GB VRAM buffer fills before the GPU core reaches its thermal ceiling, causing texture swaps over the PCI Express x16 link.

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