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| Basic Information | ||
| Supported CPU | AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series and 3000 G-Series desktop processors | |
| Chipset | AMD B550 | |
| Form Factor | Micro-ATX | |
| Memory | ||
| Number of Memory Slots | 2 | |
| Maximum Memory | 64GB | |
| Graphics | ||
| Graphics | 1x HDMI Support HDMITM 2.1, maximum resolution of 4K 60Hz* 1x DisplayPort Supports DP 1.2, maximum resolution of 4K 60Hz* *Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed. | |
| Expansion Slots | ||
| Expansion Slots | PCI 1x PCI-E x16 slot PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU) M.2 Socket 2x M.2 M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 / SATA mode, supports 2280/2260/2242 devices M.2_2 Source (From Chipset) supports up to PCIe 3.0 x4 , supports 22110/2280 devices | |
| Storage | ||
| Supported Storage | 2x M.2 M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 / SATA mode, supports 2280/2260/2242 devices M.2_2 Source (From Chipset) supports up to PCIe 3.0 x4 , supports 22110/2280 devices 4x SATA 6G | |
| Network | ||
| LAN | 1 x Realtek RTL8111H 1Gbps LAN | |
| Audio | ||
| Audio | Realtek ALC897 Codec 7.1-Channel High Definition Audio | |
| Ports & Connectors | ||
| HDMI | 1x HDMI 2.1 port | |
| USB Ports | 2x USB 2.0 (Rear) 4x USB 2.0 (Front) 4x USB 5Gbps Type A (Rear) 2x USB 5Gbps Type A (Front) 1x USB 5Gbps Type C (Front) | |
| Display Port | 1x DisplayPort 1.2 | |
| Audio | 1x Front Audio (JAUD) | |
| TPM (Trusted Platform Module ) | 1x TPM module connector | |
| Internal I/O Ports | 1x Power Connector(ATX_PWR) 1x Power Connector(CPU_PWR) 1x CPU Fan 1x System Fan 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 1x Com Port (JCOM) 3x Addressable V2 RGB LED connector (JARGB_V2) 1x RGB LED connector(JRGB) 1x TPM pin header(Support TPM 2.0) 4x USB 2.0 ports 2x USB 5Gbps Type A ports 1x USB 5Gbps Type C ports | |
| Warranty | ||
| Warranty | 3 Years | |
The MSI PRO B550M-B is a Micro-ATX motherboard built on the AMD B550 chipset, designed for stable everyday performance and practical upgrade paths for compatible desktop builds. With an AM4 socket, it supports a wide range of AMD Ryzen desktop processors, including Ryzen 5000 Series, Ryzen 5000 G-Series, Ryzen 4000 G-Series, and Ryzen 3000 Series / 3000 G-Series CPUs. This makes it a strong choice for users who want a reliable platform for office work, home productivity, and general computing without overcomplicating the build.
Powered by the AMD B550 chipset, the MSI PRO B550M-B is intended to pair with AM4 desktop processors. If you already own an AM4 Ryzen CPU, this board can help you assemble a complete system with minimal compatibility concerns. It’s especially suitable for users planning a mid-range upgrade—such as moving from older AM4 generations to Ryzen 5000 Series—while keeping the same AM4 ecosystem. For buyers in Bangladesh, this kind of compatibility-focused motherboard is often preferred because it reduces the risk of mismatched parts during system assembly.
The Micro-ATX form factor makes the MSI PRO B550M-B a space-efficient option for compact desktop cases. Compared to larger ATX boards, Micro-ATX builds can be easier to fit into smaller setups while still delivering a full motherboard experience for everyday use. This is a good fit for home office PCs, study/workstations, and general-purpose desktops where you want a clean layout and manageable cable routing.
This motherboard includes 2 memory slots and supports up to 64GB maximum memory. With this capacity, it can handle multitasking workloads such as web browsing with many tabs, document-heavy tasks, spreadsheets, and general productivity software. For users who run multiple applications at once—or who want headroom for future upgrades—having support up to 64GB is useful. It also helps when building a system for mixed usage, like combining office work with light creative tasks, provided the rest of the PC components are appropriately selected.
The board comes in a black body color, which blends well with most standard PC case interiors and helps maintain a professional, minimal look. When choosing a motherboard, it’s important to confirm your CPU model is compatible with the AM4 socket and that your planned memory configuration fits the board’s 2-slot design. If you’re assembling an office or institutional system, this MSI PRO series motherboard can be a practical foundation because it supports a broad AM4 Ryzen lineup and offers a clear upgrade ceiling for memory.
The specific price of the MSI PRO B550M-B motherboard in Bangladesh is not mentioned in the provided product information due to stock unavailability, and pricing may vary depending on customization and product availability. You can purchase MSI PRO B550M-B through the website or by visiting nearby showrooms. For office, corporate, or institutional buyers, customized solutions and configuration support may be available, along with troubleshooting and after-sales assistance through the PQS Care team.
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