Thermal rules

The topic provides the thermal rules for the server depending on the hardware configuration.

Model	CPU	Configuration	Max. Ambient Temp.
All models		Mellanox ConnextX-6 < 100 GbE Xilinx Alveo U25 NVIDIA Quadro P620 GPU Broadcom 57454 OCP 3.0	35°C
All models		Mellanox ConnextX-6 100 GbE/200GbE with AOC Mellanox ConnectX-7 200GbE/400GbE with AOC Xilinx Alveo U50 Note When the Xilinx Alveo U50 is installed, fan redundancy and mid/rear drive bays are not supported. A maximum of six U50 cards are supported in 8 x 2.5'', 16 x 2.5'', and 8 x 3.5'' models.	30°C
8 x 2.5'' models	Group C/B/A/D/Z/X	T4/A2/L4 GPU	35°C
8 x 2.5'' models	Group C/B/A/D/Z/X	A10 GPU Double-wide GPUs 256 GB 3DS RDIMMs	30°C
8 x 3.5'' / 16 x 2.5'' models	Group C/B/A/D/Z/X	Single-wide GPUs: T4/A2/L4, A10 Double-wide GPUs 256 GB 3DS RDIMMs	30°C
24 x 2.5'' models	Group C/B	Front drive bays only Mid/rear 2.5" drive bays	35°C
	Group A/D/Z/X	Front drive bays only	35°C
	Group A/D/Z/X	Mid/rear 2.5" drive bays 7373X or 7473X processors	30°C
12 x 3.5'' models	Group C/B	Front drive bays only Mid/rear 2.5" drive bays	35°C
	Group A/D	Front drive bays only	35°C
	Group A/D	Mid/rear 2.5" drive bays	30°C
	Group Z/X	Front drive bays only	35°C
	Group Z/X	Mid/rear 2.5" drive bays Mid/rear 3.5" drive bays 7373X or 7473X processors	30°C

Note

For the 12 x 3.5" SAS/SATA (front) + 8 x 2.5" NVMe (middle) configuration, the ambient temperature must be limited to 25°C or lower when the following NVMe SSDs are installed:

2.5" U.3 PM1733a 30.72TB RI NVMe SSD
2.5" U.3 PM1733a 15.36TB RI NVMe SSD
2.5" U.2 P5520 7.68TB RI NVMe SSD
2.5" U.2 P5520 15.36TB RI NVMe SSD
2.5" U.2 P5620 6.4TB NVMe SSD
2.5" U.2 P5620 12.8TB NVMe SSD

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