Error: 4 DQ per DQS (i.e. x4) is only supported with DDR4 RDIMM or LRDIMM.

Description

You may see the error message "Error: 4 DQ per DQS (i.e. x4) is only supported with DDR4 RDIMM or LRDIMM." while configuring the External Memory Interfaces Intel Agilex® FPGA IP.

This error message indicates that the 4 DQ pin per DQS group is only supported with DDR4 RDIMM or LRDIMM memory format.

Resolution

To fix the error, please select other than 4 DQ pins per DQS group for DDR4 Component, UDIMM, and SODIMM memory format.