On the Board Asus ROG X399 Zenith Extreme there are eight DIMM slots and one DIMM slot.2
Asus has introduced at Computex 2017 lot of new products, including motherboard ROG Extreme X399 Zenith. This model will become the flagship boards DIMM for AMD processors.
Board on chipset AMD X399 ready to take into the connector SP3, also known as TR4, AMD Ryzen Threadripper with up to 16 cores. Power on Board is supplied via 24-pin connector ATX and two 8-pin connectors.
Parallel to the long sides of the socket are located two groups of four slots for memory modules DDR4 DIMM. One of them is a proprietary socket DIMM.2. It is designed for the complete daughter Board with two connectors M. 2 for SSDs that support NVMe.
List of expansion slots include four PCIe 3.0 x16 slots, one PCIe 3.0 x4 and one PCIe x1 3.0. Equipment Board also includes six SATA 6 GB/s, one port U. 2 ports USB 3.1, means a wired and wireless network connection, and audio subsystem SupremeFX with connectors for analog signals, illuminated with colored lights.
Asus ROG Extreme Zenith X399 supports a proprietary full-color backlight Asus Aura Sync.