MSI
MSI B550M-A PRO Micro-ATX Motherboard
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Engineered for Professionals and Creators
The MSI B550M-A PRO motherboard is designed to help users work smarter by providing an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards offer optimized professional workflows with less troubleshooting for long-term reliability. This motherboard supports AMD Ryzen™ 5000 & 3000 Series desktop processors and AMD Ryzen™ 4000 G-Series desktop processors, making it a versatile foundation for your build.
Unleash Lightning-Fast Performance
Experience the next generation of speed with advanced MSI technologies. This motherboard features Lightning Gen 4 PCI-E and M.2, delivering a blistering 64GB/s of transfer bandwidth. This ensures your next-gen graphics cards and storage devices operate without compromise. Core Boost technology combines a premium layout and digital power design to support more cores and provide better performance, while DDR4 Boost ensures pure data signals for optimal stability, even when overclocking. The enhanced PCB design with 2oz thickened copper improves heat dissipation and performance reliability.
User-Friendly Design & Connectivity
MSI motherboards are crafted with tons of smart features for DIY users. System tuning and troubleshooting tools are at your disposal to push your system to new heights. The B550M-A PRO provides stable LAN, fast storage and USB transfer speeds, and other expandable connectors to enlarge your flexibility. It supports all the latest storage standards, allowing you to connect any ultra-fast storage device. For audio, Audio Boost rewards your ears with studio-grade sound quality for the most immersive experience.
| Detailed Specifications | |
|---|---|
| CPU Support | 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 |
| CPU Socket | AM4 |
| Chipset | AMD B550 Chipset |
| Memory | 2x DDR4 DIMM slots, supports up to 64GB. Supports DDR4 up to 4600(OC) MHz |
| Expansion Slots | 1x PCIe 4.0/3.0 x16 slot, 1x PCIe 3.0 x1 slot |
| Onboard Graphics | 1x HDMI 2.1 port (supports 4K@60Hz), 1x DVI-D port (supports 1920x1200@60Hz) |
| Storage | 1x M.2 slot (Key M) supporting PCIe 4.0/3.0, 4x SATA 6Gb/s ports |
| RAID | Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices |
| USB Ports | Rear: 4x USB 3.2 Gen 1 5Gbps Type-A, 2x USB 2.0. Front: 2x USB 3.2 Gen 1 (via header), 4x USB 2.0 (via headers) |
| LAN | 1x Realtek RTL8111H Gigabit LAN Controller |
| Audio | Realtek ALC892/ALC897 Codec 7.1-Channel High Definition Audio |
| Internal Connectors | 1x 24-pin ATX main power, 1x 4-pin ATX 12V power, 4x SATA 6Gb/s, 1x M.2 (M-Key), 1x USB 3.2 Gen 1 header, 2x USB 2.0 headers, 1x 4-pin CPU fan, 1x 4-pin system fan, 1x Front panel audio, 2x System panel, 1x Chassis Intrusion, 1x TPM module, 1x Clear CMOS jumper |
| Form Factor | Micro-ATX |
| Dimensions | 9.3 in. x 7.9 in. (23.6 cm x 20.0 cm) |
| Operating System | Support for Windows® 11 64-bit, Windows® 10 64-bit |
Manufacturer Technical Data
| Product Spec Sheet | Not available for this product |
|---|
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Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
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How does NexGen Computing handle shipping and delivery?
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