Price: 10,800.00৳
Regular Price: 11,900.00৳
Save: 1,100.00৳
MSI B550M-A PRO DDR4 AMD AM4 Micro ATX Motherboard
| Supports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processors |
| AMD B550 Chipset |
| 7.1-Channel High Definition Audio |
| PCI-E X16 x 1 PCI-E (Gen4 / Gen3) |
| 1x PCIe 3.0 x1 slot 1 1x PCIe 4.0/3.0 x16 slot The supported specification depends on the installed processor. |
| 1 x HDMI |
| AMD B550 Chipset 2x USB 3.2 Gen 1 5Gbps ports are available through the internal USB 3.2 Gen 1 5Gbps connector 6x USB 2.0 ports (2 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors) AMD Processor 4x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel |
| 1x Realtek RTL8111H Gigabit LAN |
| 1x 24-pin ATX main power connector 1x 4-pin ATX 12V power connector 4x SATA 6Gb/s connectors 1x M.2 slots (M-Key) 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports) 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports) 1x 4-pin CPU fan connector 1x 4-pin system fan connectors 1x Front panel audio connector 2x System panel connectors 1x Chassis Intrusion connector 1x Clear CMOS jumper |
| 1 x TPM module connector |
| 1 x M.2 Socket |
| AMD B550 Chipset 4x SATA 6Gb/s ports 1x M.2 slot (Key M) (from AMD Processor) Supports PCIe 4.0/ 3.0 Supports SATA 6Gb/s Supports 2242/ 2260/ 2280 storage devices The supported specification depends on the installed processor. Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices Supports RAID 0 and RAID 1 for M.2 NVMe storage devices |
| DDR4 |
| 2x DDR4 memory slots, support up to 64GB 1 Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200 /3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400/ 4600+ MHz by A-XMP OC MODE 1DPC 1R max speed 4600 MHz 1DPC 2R max speed 3866 MHz Dual-channel memory architecture Supports non-ECC UDIMM memory Supports ECC UDIMM memory (non-ECC mode) Supports un-buffered memory |
| 64GB |
| 16 GB |
| 1x HDMI 2.1 port, supports a maximum resolution of 4096x2160 @60Hz 1x DVI-D port, supports a maximum resolution of 1920x1200@60Hz Available for the processor with integrated graphics. Graphics specifications may vary depending on the CPU installed. |
| 3 Years Warranty |
MSI B550M-A PRO DDR4 AMD AM4 Micro ATX Motherboard
The MSI B550M-A PRO DDR4 is a high-performance micro-ATX motherboard built for AMD AM4 processors, offering full support for Ryzen 3000 and 5000 series CPUs. Powered by the B550 chipset, this board delivers excellent value with modern features tailored for gamers, creators, and everyday users seeking a reliable and future-ready platform.
Equipped with PCIe 4.0 support, the B550M-A PRO enables lightning-fast data transfer speeds for both graphics cards and NVMe SSDs. The single PCIe 4.0 x16 slot ensures maximum performance for high-end GPUs, while the M.2 slot supports PCIe NVMe storage with speeds up to 64 Gbps, significantly reducing load times and boosting system responsiveness.
The motherboard supports dual-channel DDR4 memory with speeds reaching up to 5400+(OC) MHz, allowing users to maximize system performance through overclocking. Its robust power design ensures stable power delivery for consistent CPU performance, even under heavy multitasking or gaming loads.
With a comprehensive connectivity suite, the B550M-A PRO includes Gigabit LAN, multiple USB ports (including USB 3.2 Gen 1 and USB 2.0), and HDMI/DVI-D outputs for flexible display options. It also features 7.1-channel high-definition audio, delivering immersive sound for gaming and multimedia.
MSI’s Click BIOS 5 provides an intuitive interface for easy system tuning, while the popular BIOS Flashback+ feature allows users to update the UEFI firmware without installing a CPU, RAM, or GPU—ideal for seamless next-gen Ryzen CPU compatibility.
Built with durability in mind, the B550M-A PRO uses high-quality components and circuit protection to ensure long-term reliability. Its compact micro-ATX form factor fits a wide range of cases, making it perfect for small form factor builds without sacrificing performance.
Ideal for budget-conscious builders, the MSI B550M-A PRO DDR4 combines modern PCIe 4.0 support, solid performance, and essential features in a compact, dependable design—making it a smart choice for a powerful AMD-based system.
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The MSI B550M-A PRO DDR4 comes with a 3-year limited warranty from the date of purchase. It covers defects in materials and workmanship under normal use. Proof of purchase is required. Damage from misuse, overclocking, or unauthorized modifications is not covered. For service, contact MSI authorized support or visit the official MSI website for assistance.
Returns are accepted within 7 days of purchase with proof of receipt. Items must be unused, unopened, and in original packaging. Defective products can be exchanged or refunded after inspection. Shipping costs for returns are non-refundable unless due to product defects. Contact customer service for assistance with your return. Terms and conditions apply.