MODULES MUST BE ORDERED AND INSTALLED IN GROUPS OF FOUR for Quad Channel mode.
DDR4 modules automatically clock down depending on which model Intel Xeon processor is installed and the number of modules populated per channel.
Mixing x4 and x8 modules is allowed, however not within the same bank.
Kingston offers both Registered (RDIMM) and Load Reduced (LRDIMM) memory modules. Registered and Load Reduced modules CANNOT be mixed within the same system.