The PRO B550M-P WIFI6E is an mATX motherboard designed by MSI, built around the AMD B550 chipset to deliver reliable performance, robust connectivity, and modern expansion options for AMD AM4 desktop processors.
Key Features
Processor Support: Built for AMD Ryzen™ 5000, 4000 G-Series, and 3000 Series desktop processors (Socket AM4).
Advanced Networking: Features pre-installed Wi-Fi 6E (supporting 2.4GHz, 5GHz, and 6GHz bands with Bluetooth 5.3) alongside Realtek® 1Gbps LAN.
High-Speed Storage: Includes dual M.2 slots (with M.2_1 supporting up to PCIe 4.0 x4 from the CPU) and 4x SATA 6Gb/s ports.
Lighting & Customization: Equipped with Addressable V2 RGB LED connectors and standard RGB LED headers.
EZ Debug LEDs: Four built-in diagnostic LEDs to easily troubleshoot hardware issues during boot.
Specifications
CPU Support: Supports AMD Ryzen™ 5000 & 3000 Series (excluding Ryzen™ 5 3400G & Ryzen™ 3 3200G) and Ryzen™ 4000 G-Series desktop processors (Socket AM4)
Chipset: AMD B550
Memory (RAM): 4x DDR4 DIMM slots, Max Capacity 128GB
– Supports speeds up to 4400+ MHz (OC mode) via A-XMP; Dual-channel support
Expansion Slots
– 1x PCI-E x16 slot (PCI_E1 Gen 4.0 up to x16 from CPU)
– 2x PCI-E x1 slots (Gen 3.0 from Chipset)
Storage
2x M.2 slots (M.2_1 up to PCIe 4.0 x4 / SATA; M.2_2 up to PCIe 3.0 x4)
4x SATA 6Gb/s portsSupports RAID 0, 1, 10 for SATA and RAID 0, 1 for M.2 NVMe
Video Outputs
– 1x HDMI™ 2.1 (supports 4K 60Hz)
– 1x DisplayPort 1.4 (supports 4K 60Hz)
– 1x VGA port (Available only on processors with integrated graphics)
Audio
– Realtek® ALC897 Codec (7.1-Channel High Definition Audio)
LAN / Wireless
– Realtek® RTL8111H 1Gbps LAN
– Wi-Fi 6E module (Pre-installed in M.2 Key-E slot) with Bluetooth 5.3
USB Ports
Rear: 4x USB 5Gbps Type-A, 2x USB 2.0
Front: 1x USB 5Gbps Type-C, 2x USB 5Gbps Type-A, 4x USB 2.0
Form Factor
mATX (243.84mm x 243.84mm)
OS Support
Windows® 11 64-bit, Windows® 10 64-bit
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