MSI B550M PRO-VDH AM4 Micro ATX Motherboard
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MSI B550M PRO-VDH — PCIe 4.0 Steel Armor, dual M.2 with Shield Frozr and 4 DDR4 slots
A versatile Micro-ATX motherboard on AMD B550 designed for Ryzen 5000, 4000 G-Series, and 3000 Series desktop processors. Features a reinforced PCIe 4.0 x16 Steel Armor slot, four DDR4 slots supporting up to 128 GB, dual M.2 slots (primary with M.2 Shield Frozr), triple display outputs (HDMI, DP, VGA), and Flash BIOS Button.
Board Map
Every connector, located before you unbox
AMD Socket AM4 — Centre
Supports AMD Ryzen 5000, 4000 G-Series, and 3000 Series desktop processors.
Core Boost VRM Heatsinks — Top & Left
Heavy aluminum heatsink keeps power stages cool during heavy compute.
4 × DDR4 DIMM Slots with DDR4 Boost — Right
Dual-channel DDR4 supporting up to 128 GB and high frequencies up to 4400+ MT/s (O.C.).
PCIe 4.0 x16 Steel Armor Slot — Centre
Reinforced PCIe 4.0 graphics card slot designed to support heavy GPUs.
2 × Lightning Gen4 M.2 Sockets — Across PCB
Primary slot delivers ultra-fast PCIe 4.0 x4 speeds with M.2 Shield Frozr; secondary slot provides PCIe 3.0 x4 storage.
4 × SATA 6Gb/s Ports — Lower Right
Right-angled storage ports for SATA hard drives and SSDs.
Power Delivery & Thermals
What feeds the socket, and what keeps it steadyCore Boost Power Architecture
Delivers clean, reliable power delivery to multi-core AMD Ryzen 5000 series processors.
M.2 Shield Frozr Heatsink
Keeps the primary PCIe 4.0 NVMe SSD cool to prevent thermal throttling during long read/write sessions.
Triple Display Outputs
Features HDMI, DisplayPort, and VGA outputs to drive up to three monitors simultaneously from integrated graphics.
Flash BIOS Button
Update the motherboard BIOS firmware easily with only a USB flash drive and power supply.
Lane Map
Interface speed rating & capability relative to modern motherboard standardsRear I/O Bay
Exactly what appears on the back of your case
Will It Fit Your Build?
Check these before you add to cartProcessor
Supports AMD Ryzen 5000, 4000 G-Series, and 3000 Series desktop processors on socket AM4.
Memory
DDR4 only — 4 DIMM slots supporting up to 128 GB and speeds up to 4400+ MHz (O.C.).
Graphics
PCIe 4.0 x16 slot with Steel Armor reinforcement.
Storage
2 × M.2 sockets (primary with Shield Frozr heatsink) plus 4 SATA ports.
Case
Standard Micro-ATX form factor (24.4 cm x 24.4 cm) — fits standard Micro-ATX and ATX cases.
BIOS Flash
Flash BIOS Button on rear panel ensures easy first boot updates.
Full Specification Sheet
MSI B550M PRO-VDH| CPU Socket | AMD Socket AM4 |
| CPU Support | AMD Ryzen 5000, 4000 G-Series, 3000 Series Processors |
| Chipset | AMD B550 Chipset |
| Form Factor | Micro-ATX (24.4 cm x 24.4 cm) |
| Power Design | Digital PWM with Core Boost heatsinks |
| Memory Slots | 4 × DDR4 DIMM, dual channel |
| Max Memory | 128 GB (up to DDR4-4400+ MHz OC) |
| Primary Graphics Slot | 1 × PCIe 4.0 x16 Steel Armor |
| Secondary PCIe Slots | 2 × PCIe 3.0 x1 |
| M.2 Storage Sockets | 2 × M.2 (M.2_1 PCIe 4.0 x4 with Shield Frozr, M.2_2 PCIe 3.0 x4) |
| SATA Ports | 4 × SATA 6 Gb/s |
| Ethernet LAN | Realtek Gigabit LAN (1 Gbps / 100 Mbps) |
| Audio | Realtek ALC892 / ALC897 7.1-Channel HD Audio |
| Rear USB Ports | 4x USB 3.2 Gen 1 (5Gbps), 2x USB 2.0 |
| Display Outputs | 1x HDMI 2.1, 1x DisplayPort 1.4, 1x VGA |
