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MSI B550M PRO-VDH WIFI

AM4 · Micro-ATX · DDR4 · board-only configuration · MSI global specification

Micro-ATX motherboard for supported AM4 processors, with 4 DDR4 slots and 2 onboard M.2 storage positions. Realtek RTL8111HN 1 Gb Ethernet; 802.11ac Wi-Fi (2.4/5 GHz); Bluetooth 4.2.

Reviewed 7 Sept 2026Manufacturer specifications, not a hands-on test.

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WHAT IT BRINGS

The useful part.

Offers two onboard M.2 positions and integrated Wi-Fi in a Micro-ATX board.

Manufacturer source

BEFORE YOU CHOOSE

The checks that matter.

Wireless hardware is Wi-Fi AC with Bluetooth 4.2; do not substitute the newer PRO B550M-VC WIFI specification.

Manufacturer source

NOTHING HIDDEN IN THE SMALL PRINT

Every specification.
With its source.

Our publishing standard

CPU socket: AM4
Conditions & context
Manufacturer specification · Match the exact CPU and required BIOS as well as the physical socket.
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Chipset: AMD B550
Conditions & context
Manufacturer specification
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Form factor: Micro-ATX: 244 × 244 mm
Conditions & context
Manufacturer specification · Board dimensions, not retail packaging. Check case mounting positions, clearance and cable routing.
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Memory type, slots and limit: 4 DDR4 DIMM slots; up to 128 GB; dual-channel unbuffered memory; A-XMP
Conditions & context
Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR4 slots require DDR4 modules; DDR4 and DDR5 are not interchangeable.
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Storage interfaces: M2_1: CPU PCIe 4.0/3.0 x4 or SATA; M2_2: chipset PCIe 3.0 x4; 4 SATA 6 Gb/s ports
Conditions & context
Manufacturer specification · M.2 PCIe generation depends on the CPU. Both slots accept 2242/2260/2280 drives.
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Network interfaces: Realtek RTL8111HN 1 Gb Ethernet; 802.11ac Wi-Fi (2.4/5 GHz); Bluetooth 4.2
Conditions & context
Manufacturer specification · MSI lists a maximum Wi-Fi link rate of 433 Mb/s; this is not measured throughput. This specification is Wi-Fi AC, not Wi-Fi 6E.
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CPU support / BIOS source: MSI lists Ryzen 5000 / 3000 (excluding Ryzen 5 3400G and Ryzen 3 3200G) / 4000 G-Series processors. Check the exact CPU support list and required BIOS before purchase; a socket match alone does not establish out-of-box compatibility.
Conditions & context
Manufacturer specification
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Maximum listed memory: 128 GB
Conditions & context
Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR4 slots require DDR4 modules; DDR4 and DDR5 are not interchangeable.
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DIMM slots: 4
Conditions & context
Manufacturer specification · Physical DDR4 module positions, not included modules. Consult the board manual for population order and compatible capacities.
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Onboard M.2 storage slots: 2
Conditions & context
Manufacturer specification · Onboard M.2 storage positions only. M.2 PCIe generation depends on the CPU. Both slots accept 2242/2260/2280 drives.
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SATA storage ports: 4
Conditions & context
Manufacturer specification · SATA 6 Gb/s connectors, not supplied drives or power cables. M.2 PCIe generation depends on the CPU. Both slots accept 2242/2260/2280 drives.
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Onboard audio hardware: Realtek ALC892 or ALC897
Conditions & context
Manufacturer specification · Manufacturer-listed onboard audio hardware, not a measured sound-quality result. Where alternatives are listed, no particular unseen controller revision is promised.
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