I recently bought 2 new Kingston HyperX Fury DDR4 memory sticks (8 GB, 2x4GB) which should give my X-99A motherboard a total of 24 GB (Other two DDR4's are both 8GB, also Kingston HyperX Fury).
Despite all 4 memory sticks showing up on both the BIOS and CPU-Z, Window's task manager only shows...