update from me:
short answer: no boot issue's for me with 16i and 16e cards, both tested with internal and external ports using windows 10 enterprise 64bit. mainboard is asrock x399 phantom gaming 6. cpu threadripper 1950x with vengeneance LPX low-profile memory of 32gb
short answer: no boot issue's for me with 16i and 16e cards, both tested with internal and external ports using windows 10 enterprise 64bit. mainboard is asrock x399 phantom gaming 6. cpu threadripper 1950x with vengeneance LPX low-profile memory of 32gb