Indicates the transmitter to receiver insertion loss at the Nyquist frequency depending on the form factor selection. Three options are provided:
1. Chip-to-Chip : The value is 5 dB (LPM) .
2. Add-in Card : The value is 15 dB and is the default option (DFE) .
3. Backplane : The value is 20 dB (DFE) .
These insertion loss values are applied to the GT Wizard subcore.
Note: The options above are for Gen3 only. For Gen1/Gen2 designs, LPM is automatically for all Form Factor Driven Insertion Loss Adjustment selections.