[Figure 1, bottom and lower left callout 14]
The Versal device (U1) banks 111/112 GTM transceivers are wired to the QSFPDD3 connector J355. The Versal device (U1) banks 117/118 GTM transceivers are wired to the QSFPDD4 connector J354. The connectors are Molex connector 2147334000, rated at 112 Gbps per lane.
The transceivers are wired in an optimized pattern to be operated at 56 Gbps per lane. This configuration was chosen to provide 400GAUI-8 functionality.
For connectivity details, see the table in the Transceivers section and schematic page 58. See the Versal Adaptive SoC GTM Transceivers Architecture Manual (AM017) for more details on GTM-Quad configurations.