LiquidMax® RackScale 72

Per Rack:
- 18 x Compute Tray + 9 x Switch Tray
  – Fully Liquid-cooled
- Per Tray:
  – 4 x NVIDIA Blackwell Ultra GPU + 2 x Grace CPU
  – 960GB LPDDR5X + 1152GB HBM3e
  – 4x NVIDIA NVLink Switch
  – 2 x NVIDIA ConnectX-8 NICs (1-port 800Gb/s)
  – 1 x BlueField-3 DPU (400Gb/s)
Rack Scale Cluster
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Specifications

Category	Details
Chassis Form Factor	48 RU MGX rack 18× computing tray per rack
Processor	Per Node Specifications Number of Processors: 2 Processor Type: NVIDIA Grace™ Arm® Neoverse V2 CPUs (72‑core) Max. TDP Support: Up to 300 W
GPU	Per Node Specifications 4× NVIDIA Blackwell Ultra Tensor Core GPUs, 1400 W TDP
Memory	Total Slots: Onboard memory Memory Type: Per tray: CPU: 2× 480 GB LPDDR5X GPU: 4× 288 GB HBM3e
Storage	8 × E1.S NVMe
Onboard Storage	1 × M.2 2280/22110 NVMe
Networking	Per Tray: 4× NVIDIA NVLink™ Switch 2× NVIDIA ConnectX®‑8 NICs (1‑port 800 Gb/s) 1× NVIDIA BlueField®‑3 DPU (400 Gb/s)
Front I/O Ports	1 × I/O module
Power Supply	Power shelf; 6 × 1U 33 kW (6 × 5.5 kW PSUs)