Table 39.  Two processor fan configuration
Fan configuration Description
Four single rotor fans in fan slot 1, 2, 3, and 4.
1.  Supports two CPUs with TDP less than 205W.
2.  PMEM is not supported.
3.  GPU adapters are not supported.
4.  Supports up to thirty-two 2.5-inch SAS/SATA drives.
5.  Supports up to sixteen 3.5-inch SAS/SATA drives.
6.  Fan redundancy is not supported.
Four dual rotor fans in fan slot 1, 2, 3, and 4.
1.  Supports two CPUs with TDP less than 250W.
2.  Supports PMEM.
3.  GPU adapters are not supported.
4.  Supports up to thirty-two 2.5-inch SAS/SATA/NVMe 
drives.
5.  Supports up to sixteen 3.5-inch SAS/SATA/NVMe 
drives.
6.  Supports fan redundancy.
Four dual rotor fans in fan slot 1, 2, 3, and 4.
1.  All CPU SKUs are supported.
2.  Supports PMEM.
3.  Supports GPU adapters.
•  Supports up to eight single-wide GPUs.
•  Supports up to four double-wide GPUs.
•  Supports up to four single-wide GPUs and two 
double-wide GPUs.
4.  Supports up to sixteen 2.5-inch SAS/SATA/NVMe 
drives.
5.  Supports up to eight 3.5-inch SAS/SATA/NVMe 
drives.
6.  Supports fan redundancy.
Install server hardware options
This section has instructions for performing initial installation of optional hardware. Each component 
installation procedure references any tasks that need to be performed to gain access to the component 
being replaced. 
Installation procedures are presented in the optimum sequence to minimize work.
Install a hot-swap power supply
Use this information to install a hot-swap power supply.
About this task
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ThinkSystem ST650 V2 Setup Guide