









⚡ Power your professional edge with MSI B550-A PRO – where speed meets stability!
The MSI B550-A PRO motherboard is a robust ATX platform designed for AMD AM4 processors, supporting up to 128GB DDR4 RAM at 4400 MHz. Featuring PCIe 4.0 slots, USB 3.2 Gen 2, and advanced thermal solutions including M.2 Shield Frozr, it delivers high-speed connectivity and reliable cooling. Core Boost technology ensures precise power delivery, while Audio Boost provides studio-quality sound, making it ideal for professionals and gamers seeking performance and stability.








| Brand | MSI |
| Product Dimensions | 30.48 x 24.38 x 3.81 cm; 1.5 kg |
| Item model number | B550-A PRO |
| Manufacturer | MSI |
| Series | B550-A PRO ProSeries |
| Form Factor | atx |
| Processor Socket | Socket AM4 |
| Processor Count | 1 |
| Memory Technology | DDR4 |
| Computer Memory Type | DDR4 SDRAM |
| Maximum Memory Supported | 128 GB |
| Graphics Card Interface | PCI Express |
| Number of USB 2.0 Ports | 2 |
| Number of Ethernet Ports | 1 |
| Voltage | 1 Volts |
| Are Batteries Included | No |
| Item Weight | 1.5 Kilograms |
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