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GPU distribution board cable routing

Use the section to understand the cable routing for the GPU distribution boards.

Based on the configuration, select the corresponding routing plan:

Direct GPU distribution board configuration

Table 1. Direct GPU distribution board cable routing

Direct GPU distribution board cable routing (left side)

Direct GPU distribution board cable routing (right side)
CableFromTo
1GPU distribution board (right side): Power connectorSystem board assembly: PCIe distribution board connector
2GPU distribution board (right side): MCIO connectors A and BSystem board assembly: PCIe connector 1
3GPU distribution board (right side): MCIO connectors C and DSystem board assembly: PCIe connector 3
4GPU distribution board (left side): Power connectorSystem board assembly: PCIe distribution board connector
5GPU distribution board (left side): MCIO connectors A and BSystem board assembly: PCIe connector 5
6GPU distribution board (left side): MCIO connectors C and DSystem board assembly: PCIe connector 7

Switched GPU distribution board configuration

Table 2. Switched GPU distribution board cable routing

Switched GPU distribution board cable routing (left side)

Switched GPU distribution board cable routing (right side)
CableFromTo
1GPU distribution board (right side): Power connectors 1 and 2System board assembly: PCIe distribution board connector
2GPU distribution board (right side): MCIO connector BSystem board assembly: PCIe connector 1
3GPU distribution board (right side): MCIO connector ASystem board assembly: PCIe connector 3
4GPU distribution board (left side): Power connectors 1 and 2System board assembly: PCIe distribution board connector
5GPU distribution board (left side): MCIO connector BSystem board assembly: PCIe connector 5
6GPU distribution board (left side): MCIO connector ASystem board assembly: PCIe connector 7