SuperServer SRS-GB300-NVL72

Liquid Cooled Rack-Scale Solution NVIDIA GB300 NVL72 with 72 NVIDIA B300 GPUs and 36 Grace CPUs

Key Applications

  • AI/Deep Learning Training and Inference

Key Features

  1. NVIDIA GB300 NVL72 rack with NVIDIA GB300 Grace™ Blackwell Ultra Superchips providing 72 NVIDIA B300 GPUs and 36 Grace CPUs
  2. NVIDIA Blackwell Ultra with 288GB HBM3e per GPU
  3. Direct Liquid-Cooling for up to 40% reduction in electricity cost for the data center
  4. Comprehensive Service from consultation to full-scale deployment, providing all necessary parts, networking solutions, and onsite installation services
  5. Up to 800Gb/s NVIDIA Quantum-2 InfiniBand or Spectrum-X Ethernet with integrated NVIDIA ConnectX®-8 SuperNICs
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Product SKUs
Part Number
  • SRS-GB300-NVL72
Rack-Level Specifications
GPUs
  • 72 NVIDIA B300 GPUs via NVIDIA GB300 Grace Blackwell Ultra Superchips
CPUs
  • 36 NVIDIA Grace CPUs via NVIDIA GB300 Grace Blackwell Ultra Superchips
GPU Memory
  • Up to 21 TB HBM3e
System Memory
  • Up to 17 TB LPDDR5X
Storage
  • Up to 144 E1.S PCIe 5.0 drive bays
Rack Configuration
Nodes
  • 18x 1U ARS-121GL-NB3
Networking
  • 9x NVLink Switch, 4-ports per compute tray connecting 72 GPUs to provide 1.8TB/s GPU-to-GPU interconnect
Power
  • 8x 1U 33kW (6x 5.5kW PSUs), total power 132kW
Liquid Cooling
  • 1x in-rack Supermicro 250kW capacity CDU with redundant PSU and dual hot-swap pumps
Enclosure
Rack Enclosure
  • 48U, 19”-width
Dimensions
  • W 600 x D 1068 x H 2236
Networking
Compute Fabric
  • NVIDIA Quantum-X800 InfiniBand or NVIDIA Spectrum-X Ethernet with integrated NVIDIA ConnectX®-8 SuperNICs for up to 800Gb/s compute fabric
In-Band Network
  • Up to 200Gb/s In-Band Management speeds with NVIDIA BlueField-3 DPUs
Out-of-Band Network
  • 1G/10G Ethernet out-of-band management
Liquid Cooling
Liquid Cooling Options
  • In-Rack CDU: Up to 250 kW capacity CDU with N+1 redundant pumps
  • In-Row CDU: Up to 1.8 MW capacity CDU with N+1 redundant pumps (supports up to 8 racks)
  • L2A Sidecar CDU: Up to 200 kW capacity CDU with N+1 redundant pumps (no facility water required)

Rack SRS-GB300-NVL72 New

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