: Implements specific electrical changes to maintain signal integrity at the higher 32 GT/s bit rate, including revised AC coupling capacitor values and capacitor location examples .
, designed to support higher power requirements for advanced networking modules like Signal Integrity : Implements specific electrical changes to maintain signal
However, “Version 1.0” does not mean perfect. Expect a Version 1.1 or 2.0 in the future to address: The new spec alters the requirements for the
: This more recent update introduces further refinements, including adding UFS (Universal Flash Storage) I couldn’t find a specific article matching the
Physically, an M.2 card looks the same – but looks are deceiving. The new spec alters the requirements for the gold-plated edge fingers. A Gen5 M.2 drive uses a different impedance matching profile. If you plug a Gen5 drive into an older, poorly designed Gen4 slot, you might see drops to Gen4 speeds or complete failure to train.
I couldn’t find a specific article matching the exact phrase because that search string appears to contain a typo or confusion in version numbering.