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Black mid-tower gaming PC with tempered glass side panel, liquid cooling visible, RGB lighting accents

Adamant Custom

Adamant Custom Ryzen 9 9900X3D RTX 5080 32GB DDR5 8TB NVMe 10TB HDD gaming PC

SKU CH-KSSY-ET84J

Liquid-cooled tower with a 12-core Ryzen 9 9900X3D, RTX 5080, 32 GB DDR5, 8 TB NVMe and 10 TB HDD for workstation workloads

  • Release Year2026
  • TypeBusiness Desktops & Workstations
  • Form FactorTower
  • AI FeaturesAI Ready
  • UsageWorkstation
  • ColorBlack
  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy workloads
  • RTX 5080 16 GB GPU handles 4K gaming and AI tasks
  • 32 GB DDR5 memory with four slots supports up to 192 GB total
  • 8 TB NVMe SSD plus 10 TB HDD give massive fast storage
  • 240 mm liquid cooler keeps CPU temperatures low under load

System identity

This liquid-cooled desktop pairs a 12-core Ryzen 9 9900X3D with an RTX 5080, 32GB DDR5 and 8TB of NVMe storage plus a 10TB hard drive. It ships with Windows 11 Pro on an X870 motherboard that offers four memory slots. Buyers who need more than 32GB of memory out of the box will have to add modules themselves.

Thermals and acoustics

A 240mm quiet-edition liquid cooler handles the CPU while the Antec P20 case moves air through three front 120mm fans and filtered intakes. The 1000W Gold-rated power supply uses a 140mm fan rated for low noise. The combination keeps the system quiet during typical desktop and creative workloads.

Sustained load behaviour

Under continuous heavy compute or rendering the liquid loop and case airflow maintain stable temperatures without thermal throttling. The power supply's over-voltage, under-voltage, over-power and short-circuit protections engage if draw spikes. Wi-Fi 7 and 2.5Gb Ethernet keep network throughput consistent during long transfers.

Highlights

  • 12-core Ryzen 9 9900X3D reaches 5.50 GHz for heavy workloads
  • RTX 5080 16 GB GPU handles 4K gaming and AI tasks
  • 32 GB DDR5 memory with four slots supports up to 192 GB total
  • 8 TB NVMe SSD plus 10 TB HDD give massive fast storage
  • 240 mm liquid cooler keeps CPU temperatures low under load

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 5080
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 240 mm liquid cooler mounted on the AM5 socket, and which step do builders often skip?

The AIO bracket fastens to the AM5 retention frame with four spring screws; the step many miss is removing the plastic protector from the cold-plate before tightening.

What component will need attention first, and what is the service interval?

The 140 mm PSU fan is the only moving part not user-serviceable; expect to replace the unit around five years if the system runs daily.

Which limit appears first during extended heavy loads — CPU temperature or GPU power?

The 12-core Ryzen 9 9900X3D hits its 5.50 GHz boost ceiling before the 1000 W Gold PSU reaches its rated output, so CPU frequency throttles first.

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