9 Monitoring
9.1 Thermal Sensors
The thermal threshold definitions are described in the"NVIDIA BlueField-3 Networking Platforms
Electrical and Thermal Specifications" document. You can access the document either by logging
into NVOnline or by contacting your NVIDIA representative.
9.2 Heatsink
The heatsink is attached to the DPU by three screws to dissipate the heat from the IC.
The DPU IC has a thermal shutdown safety mechanism that automatically shuts down the DPU in
cases of high-temperature events, improper thermal coupling, or heatsink removal.
Refer to the below table for heatsink details per card configuration. For the required airflow (LFM)
per OPN, please refer toSpecifications.
Maximum Dimensions
Length, Width, Height:139.6mm x 92.7mm x 10.2mm
This section applies to 900-9D3C6-00CV-DA0 only, 900-9D3C6-00CV-GA0 is shipped without a
heatsink.
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