Description
The MiTAC TYAN Thunder CX TN85-B8261 (B8261T85E8HR-2T-N) is a high-performance 2U rackmount server platform engineered for demanding AI, HPC, and high-speed storage workloads. Built on a dual-socket AMD SP5 architecture, it supports 2x AMD EPYC™ 9004/9005 series processors with up to 500W TDP, delivering exceptional compute density.
This configuration provides 8 hot-swappable NVMe U.2 bays, ultra-fast PCIe Gen5 expansion, and enterprise-grade connectivity with dual 10GbE LAN plus dedicated IPMI management. With redundant 2,700W Titanium-rated CRPS power supplies, the TN85-B8261 ensures reliability and scalability for modern data center deployments.
| Specification Category | Details |
|---|---|
| Brand | MiTAC TYAN |
| Product Family | Thunder CX TN85-B8261 |
| SKU | B8261T85E8HR-2T-N |
| Form Factor | 2U Rackmount Server |
| Processor Support | Dual Socket SP5 |
| Compatible CPUs | 2x AMD EPYC™ 9004/9005 Series |
| Max CPU TDP | Up to 500W per processor |
| Memory Slots | 24 DIMM Slots (12+12) |
| Memory Type | DDR5 RDIMM / 3DS RDIMM |
| Max Memory Capacity | Up to 6,144GB DDR5 6000MHz |
| Storage Bays | 8x 2.5" Hot-Swap NVMe U.2 |
| Storage Interface | NVMe U.2 |
| Expansion Slots | Up to 6x PCIe Gen5 x16 Slots |
| Networking | 2x 10GbE (Intel X550-AT2) |
| Management Port | Dedicated IPMI GbE + iKVM Support |
| USB Ports | 2x USB 3.2 Gen1 Front + 2x USB 3.2 Gen1 Rear |
| Video Output | VGA (D-Sub 15-pin) |
| System Cooling | 6x Hot-Swap Fans + Rear Fans |
| Power Supply | Redundant (1+1) 2,700W CRPS |
| Efficiency Rating | 80 Plus Titanium |
| Chassis Dimensions | 850 x 448 x 87mm (33.46" x 17.63" x 3.43") |
| Ideal Use Cases | AI Training, HPC, NVMe Storage Server, Data Center Workloads |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
