About MSI B550M A PRO Motherboard
Designed around the AMD B550 chipset, this micro-ATX motherboard supports Ryzen 3000, 4000 G-Series, and 5000 series processors while offering PCIe 4.0 support for faster graphics cards and SSDs.
Its clean layout, stable power delivery, and essential connectivity make it suitable for gaming, office productivity, and everyday multitasking builds with dependable long-term performance.
| Specification | Details |
|---|---|
| Product Name | MSI B550M A PRO Motherboard |
| Chipset | AMD B550 Chipset |
| CPU Support | AMD Ryzen 3000 Series, Ryzen 4000 G-Series, Ryzen 5000 Series |
| CPU Socket | AMD AM4 |
| Form Factor | Micro-ATX |
| Memory Type | DDR4 |
| Maximum Memory Capacity | 64GB |
| Memory Architecture | Dual Channel |
| Memory Speed Support | Up to 4600+ MHz (OC) |
| DIMM Slots | 2 x DDR4 Slots |
| PCIe x16 Slot | 1 x PCIe 4.0/3.0 x16 |
| PCIe x1 Slot | 1 x PCIe 3.0 x1 |
| M.2 Slots | 1 x M.2 Gen4 x4 |
| SATA Ports | 4 x SATA 6Gb/s |
| RAID Support | RAID 0, 1, 10 |
| HDMI Port | 1 x HDMI 2.1 |
| DVI-D Port | 1 x DVI-D |
| LAN Controller | Realtek RTL8111H Gigabit LAN |
| Audio Codec | Realtek ALC892/ALC897 |
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