Socket: AM4 (supports Ryzen 3000/5000 CPUs)
Chipset: AMD B550
Form Factor: Micro-ATX
RAM: 4× DDR4 slots, up to 128GB, up to 4400MHz (OC)
Expansion: 1× PCIe 4.0 x16, 2× PCIe 3.0 x1
Storage:2× M.2 (1× PCIe 4.0, 1× PCIe 3.0)4× SATA III
Networking:Realtek Gigabit LAN Wi‑Fi 5 (802.11ac) + Bluetooth 4.2
Audio: Realtek ALC892/897, 7.1 CH HD
Rear I/O: HDMI, DP, VGA, 6× USB ports
Extras: BIOS Flashback, RGB headers, TPM support

General
Model: B550M PRO-VDH WIFI
Form Factor: Micro-ATX
Chipset: AMD B550
CPU Socket: AMD Socket AM4
CPU Support: 3rd Gen AMD Ryzen processors and future Ryzen processors with BIOS update

Memory
4× DDR4 DIMM slots
Dual-channel architecture
Supports up to DDR4-4400 MHz (OC)
Maximum capacity: 128 GB
Graphics & Expansion
Graphics Interface: 1× PCIe 4.0 / 3.0 x16 slot
Expansion Slots: 2× PCIe 3.0 x1 slots
Display Outputs (requires Ryzen APU): HDMI, DisplayPort, VGA

Storage
1× M.2 Gen4 x4 slot (connected to CPU)
1× M.2 Gen3 x4 slot (connected to chipset)
4× SATA III 6Gb/s ports
RAID Support: RAID 0, 1, 10 (SATA); RAID 0, 1 (M.2)

USB Ports
USB 3.2 Gen 1 (5Gbps): 6× Type-A, 1× Type-C
USB 2.0: 6× ports

Networking
LAN: Realtek RTL8111HN Gigabit Ethernet
Wi-Fi: 802.11ac (Wi-Fi 5)
Bluetooth: Version 4.2

Audio
8-Channel (7.1) High Definition Audio
Realtek ALC892/897 codec
Audio Boost technology