Technical Rules For System Fans - Lenovo ThinkSystem SR630 Maintenance Manual

• For GPU configuration, the CPU TDP must not be greater than 200 W. However, if the 4 x 2.5'' SAS/SATA
drive backplane is used or no backplane is used, the CPU TDP can support up to 270 W.
• If the passive GPU adapter (Tesla T4) is used, the performance fan must be used.
• Refer to the following slot priority when installing a GPU adapter:
– Tesla T4, P620: slot 1, slot 3, slot 2
– P2200: slot 2 (full-height)
• Up to one P2200 GPU adapter is supported, while a maximum of three Tesla T4 or P620 GPU adapters
are supported.
• All GPUs installed must be identical.

Technical rules for system fans

Depending on models, the server supports:
• Standard fan (21000 RPM)
• Performance fan (28000 RPM)
Fan selection rules
The following lists the rules for selecting standard or performance fan.
Table 41. Fan selection rules for different conditions
Use
Standard or performance fan
Performance fan
Notes:
• Standard fans are enough for low-wattage processors while you can still use performance fans for better
cooling.
ThinkSystem SR630 V2 Maintenance Manual
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If your server meets any of the following conditions...
TDP <= 165 W
• TDP > 165 W
• Installed with the front 10 x 2.5'' AnyBay drive backplane or 16-
EDSFF drive backplane
• Installed with the 2 x 2.5'' rear backplane
• Installed with any passive GPU
• Installed with any of the following PCIe adapters:
– ThinkSystem Broadcom 57454 10GBASE-T 4-port OCP
Ethernet Adapter
– ThinkSystem Broadcom 57508 100GbE QSFP56 2-port PCIe 4
Ethernet Adapter
– Mellanox ConnectX-6 HDR100 IB/100GbE VPI 1-port x16
PCIe 3.0 HCA
– Mellanox ConnectX-6 HDR IB/200GbE Single Port x16 PCIe
Adapter
– Mellanox ConnectX-6 HDR100 IB/100GbE VPI 2-port x16
PCIe 3.0 HCA
– Mellanox ConnectX-6 Dx 100GbE QSFP56 2-port PCIe
Ethernet Adapter