The 2U4N-F refers to a high-density, multi-node 2U Rackmount Barebone Server series manufactured by ASRock Rack. The naming convention structurally breaks down as 2U (chassis height) and 4N (4 hot-swappable computing nodes housed within the single enclosure).
Specifications
Model Number: 2U4N-F
Brand: ASRock
Alt Part Number(s): 2U4N-F
Product Type: Barebone Server
Technical Description
Brand: ASRock
Model Number: 2U4N-F
Processor Type: Intel Xeon E5-1600 / E5-2600 v3/v4 series
Processor CPU TDP: 170W
Processor Core: 176 Core/ 352 Thread
Processor Speed: 2.4 to 3.2 GHz
Processor Socket: Intel LGA2011-3
Chipset: Intel C612
Graphics Controller: ASPEED AST2500
Storage Bays: Up to 16 × 2.5" hot-swap bays
PCIe Expansion: 1 × PCIe 3.0 x16 slot, 1 × M.2 slot
Networking: 2 × Intel i350 Gigabit LAN
Memory Supported: 512 GB
Memory Technology: DDR4
Memory Slots: 16 × DDR4 DIMM slots
Cooling: 40×56 mm high-speed fans
Power Supply: 1+1 redundant PSU 1200W–1600W Platinum
Form Factor: 1U Rackmount