NX-21X208G – 2U 2-Node NVIDIA GH200 Superchip

Key Applications

  • LLM training
  • Generative AI and high performance computing workloads
  • AI Inference and Machine Learning
  • FP8 deep learning
  • Molecular Dynamics Simulation

Outstanding Features

  • 480 GB CPU LPDDR5X ECC Memory Per Node
  • NVIDIA H100 GPU with 96 GB HBM3 VRAM Per Node
  • 2 x PCI-E 5.0 x16 Dual Slot FHHL Slots Per Node
  • 2 x PCI-E 5.0 x16 Single Slot FHHL Slots Per Node
  • 1 x M.2 Slots(x4) Per Node


Processor SupportEach node (1 of 2): NVIDIA Grace Hopper Superchip
ChipsetNVIDIA Grace Hopper
System Memory (Max.)480 GB of LPDDR5X Per Node
NetworkingDual 10 GbE X550-T2 Per Node
PCIe Networking OptionsOptional 1/10 GbE, 25 GbE, 40 GbE, 100 GbE Ports Available
Remote ManagementRedfish API, IPMI 2.0; KVM with Dedicated LAN
Form Factor2U Rackmount
Dimensions(mm)850mm x 440mm x 87.5mm
Onboard Storage ControllerNvidia NVMe Controller
RAID Controller OptionsOptional Hardware RAID or SAS HBA Available
Drive Bays8 x 2.5” Hot-Swap
Expansion Slots2 x PCI-E 5.0 x16 FHHL Dual Slot
2 x PCI-E 5.0 x16 FHHL Single Slot
Power Supply2 +1 3000W Redundant High-Efficiency Power Supplies with I2C & PMBus

I/O Layout

NX-21X408G Rear io

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