Category Specification Brand MSI Model PRO B840-P WIFI Product Type ATX Motherboard Chipset AMD B840 CPU Socket AM5 Supported Processors AMD Ryzen™ 7000 / 8000 / 9000 Series Desktop CPUs Form Factor ATX Memory Type DDR5 Memory Slots 4 × DDR5 UDIMM Maximum Memory 256 GB Memory Speeds Supported DDR5-4800 / 5600 / 5600-8000 MT/s (OC) Memory Channel Dual-Channel PCI Express x16 1 × PCIe 4.0 x16 PCIe x4 Slot 1 × PCIe 3.0 x4 PCIe x1 Slots 3 × PCIe 3.0 x1 M.2 Slots 2 × M.2 PCIe 4.0 x4 SATA 6Gb/s Ports 4 RAID Support RAID 0 / RAID 1 / RAID 10 (SATA) Audio Codec Realtek ALC897 Audio Channels 7.1-Channel HD Audio LAN Realtek 2.5G LAN Wi-Fi Wi-Fi 7 (802.11be) Bluetooth Bluetooth 5.4 Rear Video Output 1 × HDMI 2.1 (4K @ 60Hz) USB Ports (Rear) USB 3.2 Gen 2 Type-A, USB 3.2 Gen 2 Type-C, USB 3.2 Gen 1, USB 2.0 Internal USB Headers USB 2.0 / USB 3.2 Gen 1 / USB 3.2 Gen 2 Fan / Cooling Headers CPU Fan, System Fan, Water Pump Header Power Connectors 24-pin ATX, 8-pin +12V CPU LED / RGB Headers Addressable RGB Headers BIOS Features Clear CMOS Button, Flash BIOS Button, EZ Debug LED Expansion Support PCIe 4.0 Graphics, High-Speed Storage Operating System Support Windows 11 / Windows 10 Board Dimensions Standard ATX (approx. 305 × 244 mm) Warranty 3 Years Included Accessories M.2 Clip(s), SATA Cables, Wi-Fi Antenna, Manual