➀ PCIe 7.0 external cable specifications are under discussion and update, with a focus on signal integrity. ➁ The differential insertion loss for PCIe 7.0 cables is required to reach 48GHz. ➂ Return loss is specified to be -15dB at 32GHz. ➃ Near-end and far-end crosstalk requirements are provided without specifying ICN. ➄ Cable skew and lane-to-lane skew are also defined, with EIPS less than 2ps and lane-to-lane skew less than 200ps for cables up to 1m.