| GPUs | 72 NVIDIA B300 GPUs via NVIDIA GB300 Grace Blackwell Superchips |
CPUs
| 36 NVIDIA Grace CPUs via NVIDIA GB300 Grace Blackwell 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 |
| 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
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Power
| 8x 1U 33kW (6x 5.5kW PSUs), total power 132kW
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Liquid Cooling
| 1x in-rack Supermicro 250kW capacity CDU with redundant PSU and dual hot-swap pumps
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Rack Enclosure
| 48U, 19”-width
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Dimensions
| W 600 x D 1068 x H 2236
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Compute Fabric
| NVIDIA Quantum-X800 InfiniBand or NVIDIA Spectrum-X Ethernet with integrated NVIDIA ConnectX®-8 SuperNICs for up to 800Gb/s compute fabric
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In-Band Network
| Up to 200Gb/s In-Band Management speeds with NVIDIA BlueField-3 DPUs
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Out-of-band Network
| 1G/10G Ethernet out-of-band management
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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)
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