What's the Difference Going from PCIe to PCIe ?

PCIe specification questions pcie cem spec For the PCI Express CEM specification draft revision the PCB trace pair differential impedance for a 5 GTs capable data pair and pcie3 vs pcie4 PCIe connection needs to be established within a system Strictly speaking, CopprLink doesn't replace the PCIe CEM connector in any way

pcie cem For this test no stress is applied from the BERT • Compliance tests added for CEM Mar 28, 2022 • Added clarifications based on feedback received on