Adamant Custom Ryzen 7 9800X3D 64GB 1TB NVMe 10TB RTX A400 business desktop
Liquid-cooled workstation with 8-core Ryzen 7 9800X3D, 64GB DDR5, 1TB NVMe, 10TB HDD and RTX A400 graphics
- Screen sizeNo Screen
- ProcessorAMD Ryzen 7 9000 Series
- RAM capacity64 GB DDR5
- SSD storage1 TB NVMe
- GraphicsNvidia RTX A400
- CPU modelAMD Ryzen 7 9800 × 3D
- 8-core Ryzen 7 9800X3D reaches 5.20 GHz for demanding workloads
- 64 GB DDR5 memory handles large datasets and multitasking
- 1 TB NVMe SSD plus 10 TB HDD gives fast boot and massive storage
- RTX A400 with four Mini DisplayPort outputs drives multi-monitor setups
- 240 mm liquid cooler keeps the CPU quiet under sustained load
Workstation with Ryzen 7 9800X3D
This new business desktop is built around an 8-core AMD Ryzen 7 9800X3D processor running at 4.7 GHz with up to 5.20 GHz boost and 96 MB L3 cache. It ships with 64 GB of DDR5 memory, a 1 TB NVMe SSD, a 10 TB hard drive, and an Nvidia RTX A400 graphics card with 4 GB memory and four Mini DisplayPort outputs. A 240 mm liquid cooler and 850 W power supply complete the configuration. Windows 11 Pro 64-bit is pre-installed.
Suits multi-monitor workstations not gaming rigs
The system targets professionals who need large memory capacity, fast storage, and support for four simultaneous displays via the RTX A400. It also provides 2.5 Gb Ethernet, Wi-Fi 7, and a rear USB4 40 Gbps interface for high-speed peripherals. Buyers who want more storage bays than the two 3.5-inch and two 2.5-inch internal slots provide, or who require a GPU with greater video memory for heavy 3D rendering, should look at other configurations.
Four Mini DisplayPort outputs drive four displays
The RTX A400 includes four Mini DisplayPort connectors, allowing a single card to drive four monitors without additional adapters or a second graphics card. This is the specification that determines whether the workstation matches a multi-display workflow. If the project needs more than four screens or a different display interface, another graphics option will be required.
How it compares
Measured against everything we stock in Business & Office Desktops, at today’s prices. Recalculated every night.
- Price $3,007.99
- Cheaper than about 63% of the 2,161 comparable items (median $5,687.99).
- RAM capacity 64 GB DDR5
- Typical for this category: the median of 2,095 items is 64 GB.
- SSD storage 1 TB NVMe
- Lower than about 60% of the 2,058 comparable items (median 2 TB).
Specifications
| Product | |
|---|---|
| Year of release | 2026 |
| Product type | Business Desktops & Workstations |
| Recommended use | Workstation |
| Product color | Black |
| Processor | |
| Processor | AMD Ryzen 7 9000 Series |
| CPU model | AMD Ryzen 7 9800 × 3D |
| CPU socket | AM5 |
| Memory | |
| RAM capacity | 64 GB DDR5 |
| Max supported RAM | 192 GB |
| Storage | |
| SSD storage | 1 TB NVMe |
| Hard drive | 10 TB |
| Optical drive | No |
| Display | |
| Screen size | No Screen |
| Graphics | |
| Graphics | Nvidia RTX A400 |
| GPU interface | PCI Express x16 |
| VR ready | Yes |
| Audio & video | |
| Sound channels | 7.1 channels |
| Connectivity | |
| Wi-Fi standard | Wi-Fi 7 |
| Network speed | 2.5 Gbit/s |
| Wired network | 2.5G Ethernet |
| Ethernet controller | Integrated |
| Wi-Fi | 802.11be Wireless LAN |
| Bluetooth support | 5.4 |
| Ports & slots | |
| Ethernet port | 1 port |
| Size & build | |
| Form factor | Desktop |
| In the box | |
| Included monitor | Not included |
| Software | |
| Operating system | Windows 11 Pro 64-bit |
| More details | |
| Cooling method | Liquid Cooling |
| AI capability | AI Ready |
Questions about this item
How is the 240 mm liquid cooler installed and what step is often missed?
The 240 mm AIO mounts to the case with its radiator and fans; the step often missed is connecting the pump header to the motherboard so the cooler reports speed and runs at the correct curve.
Which component will need replacement first and when?
The 850 W PSU uses an 80 PLUS Bronze design; its electrolytic capacitors typically reach end of rated life after several years of continuous operation and should be replaced then.
What thermal limit appears first during a sustained all-core workload?
The Ryzen 7 9800X3D hits its 96 MB L3 cache thermal density limit before the 240 mm radiator can dissipate the full 8-core load, causing clock throttling.
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