The PRO B550M-P GEN3 motherboard by MSI is a reliable Micro-ATX solution built for AMD Ryzen processors. Designed with the AMD B550 chipset and AM4 socket, this board supports DDR4 memory and PCIe 4.0 expansion, making it an ideal foundation for budget-friendly gaming PCs, productivity systems, or small-form-factor builds. Its compact layout ensures both flexibility and stability for modern computing needs.
AMD B550 Platform for Ryzen Processors
The MSI PRO B550M-P GEN3 motherboard supports AMD Ryzen 3000, 4000 G-Series, and 5000 processors, delivering stable performance for gaming, streaming, and multitasking. With high-quality power delivery, the motherboard maintains efficiency under load, ensuring system reliability and longevity.
PCIe 4.0 and High-Speed Storage Support
Equipped with a PCIe 4.0 x16 slot, the PRO B550M GEN3 Micro-ATX board allows modern GPUs to perform at their full potential. An M.2 slot enables NVMe SSD storage, reducing system boot and load times. These features enhance both gaming performance and everyday productivity.
Connectivity and Expandability
The MSI B550 Micro-ATX motherboard includes multiple USB ports, SATA connectors, and high-speed LAN for network stability. This board accommodates essential peripherals and expansion components, making it suitable for gamers, office setups, and home PCs.
Compact and Efficient Design
Its Micro-ATX form factor allows installation in smaller cases without compromising functionality. Clean internal layout and straightforward cable routing make system building easy, while the durable design ensures long-term reliability.
The PRO B550M-P GEN3 combines compact design, AMD compatibility, and essential modern features for cost-effective yet dependable PC builds.
- SPECIFICATIONS
Chipset & CPU - Chipset: AMD B550
- Socket: AM4
- CPU Support: Ryzen 3000 / 4000 G-Series / 5000
- Memory
- Memory Type: DDR4
- Slots: 2 × DIMM
- Max Capacity: Up to 64 GB













