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PCIe adapter in compute node cable routing

Use this information to route the cables for PCIe adapters in the compute node.

Refer to the following cable routing instruction according to your PCIe adapter hardware design and your system configuration.

Table 1. PCIe adapter configuration support matrix
 PCIe adapter with an Aux KitPCIe adapter with an Aux Cable
Share I/O configurationSocket direct configurationShare I/O configurationSocket Direct configuration
ConnectX-6√ √ 
ConnectX-7 NDR 200√ √ 
ConnectX-7 NDR 400√√√√

PCIe adapter with an Aux Kit – Share I/O configuration​

Figure 1. Shared I/O configuration cable routing
PCIe adapter with an Aux Kit—Share I/O configuration
1 Main adapter with riser
2 Auxiliary adapter with riser
3 350 mm IPEX cable (CX-6) or 250 mm IPEX cable (CX-7)

PCIe adapter with an Aux Kit – Socket direct configuration​

Figure 2. Socket direct configuration cable routing
PCIe adapter with an Aux Kit—Socket Direct configuration
1 Main adapter with riser
2 Auxiliary adapter with riser
3 250 mm IPEX cable

PCIe adapter with an Auxiliary Cable – Share I/O configuration​

Figure 3. Share I/O configuration cable routing
PCIe adapter with an Aux Cable—Share I/O configuration
1 Main adapter with riser (right node)
2 Auxiliary cable (190 mm). The cable is directly connected to PCIe riser 1 slot on system board of the left node.

PCIe adapter with an Auxiliary Cable – Socket direct configuration​

Figure 4. Socket direct configuration cable routing
PCIe adapter with an Aux Cable—Socket Direct configuration
1 Main adapter with riser
2 Auxiliary cable (190 mm). The cable is directly connected to PCIe riser 1 slot on the system board of the left node or right node.