Specifications of the Motherboard AMD RyzenTM 9000, 8000, and 7000 Series desktop processors are supported. AM5 Socket Chipset AMD Socket X870 DDR5 Memory Slots AMD AM5 Memory Type 4 Memory Limit Memory Bus Speed: 256GB Supported DDR5 memory modules include 8200(OC), 8000(OC), 7800(OC), 7600(OC), 7200(OC), 7000(OC), 6800(OC), 6666(OC), 6600(OC), 6400(OC), 6200(OC), 6000(OC), 5600(OC), 5200, 4800, and 4400 MT/s. Up to 256 GB of system memory can be supported by 4 DDR5 DIMM sockets (64 GB per DIMM). Memory architecture with two channels Support for 1Rx8/2Rx8/1Rx16 non-ECC un-buffered DIMM memory modules Support for Extreme Memory Profile (XMP) and AMD EXtended Profiles for Overclocking (AMD EXPO™) memory modules Ports Q-Flash Plus button, one Two USB 2.0/1.1 ports One HDMI port (not included) Four Gen 1 USB 3.2 ports 2.