MSI B550M-A PRO DDR4 AMD AM4 Micro ATX Motherboard
The AMD B550 motherboard is a high-performance, versatile solution designed for users seeking robust compatibility and modern features for desktop computing. Supporting AMD Ryzen 5000 and 3000 Series processors (excluding Ryzen 5 3400G and Ryzen 3 3200G) as well as Ryzen 4000 G-Series desktop processors, this board leverages the AMD B550 chipset to deliver reliable performance, PCIe 4.0 support, and efficient power management for demanding workloads, gaming, and multimedia tasks.
Built with 2 DDR4 memory slots, the motherboard supports up to 64GB of RAM in dual-channel configuration. Memory speeds range from 1866 MHz to 4600+ MHz (via A-XMP OC), ensuring seamless multitasking and faster data access. It is compatible with non-ECC, ECC (non-ECC mode), and un-buffered UDIMM memory, offering flexibility for professional and home builds.
Graphics support is optimized for CPUs with integrated graphics, featuring 1 HDMI 2.1 port supporting up to 4K at 60Hz and 1 DVI-D port with up to 1920×1200 resolution. The maximum shared memory is 16 GB. For storage, the motherboard provides 1 M.2 slot and 4 SATA 6 Gb/s ports, supporting PCIe 4.0/3.0 NVMe SSDs, SATA drives, and RAID configurations including 0, 1, and 10 for SATA, and 0 or 1 for M.2 NVMe drives, allowing high-speed storage setups.
Expansion and connectivity include 1 PCIe 4.0/3.0 x16 slot and 1 PCIe 3.0 x1 slot, USB 3.2 Gen 1 ports, USB 2.0 ports, and a Gigabit LAN port via Realtek RTL8111H. The audio subsystem uses Realtek ALC892/ALC897 codec to deliver 7.1-channel HD sound for immersive gaming and multimedia.
Additional features include a TPM connector for enhanced security, multiple internal headers for fans, storage, and front panel connectors, as well as Clear CMOS and chassis intrusion support. With its micro-ATX form factor and a 3-year manufacturing warranty, this AMD B550 motherboard is an ideal foundation for gamers, professionals, and enthusiasts building a high-performance and future-proof desktop PC.
MSI B550M-A PRO DDR4 AMD AM4 Micro ATX Motherboard
- Supports AMD Ryzen 5000 & 3000 Series and Ryzen 4000 G-Series desktop processors (excludes Ryzen 5 3400G & 3 3200G)
- Built on the high-performance AMD B550 chipset
- 2x DDR4 memory slots supporting up to 64GB, dual-channel architecture, and speeds up to 4600+ MHz (OC)
- Supports non-ECC and ECC UDIMM memory (non-ECC mode)
- 1x PCIe 4.0/3.0 x16 slot and 1x PCIe 3.0 x1 slot for expansion
- 1x M.2 slot (Key M) supporting PCIe 4.0/3.0 NVMe SSDs and SATA storage
- 4x SATA 6Gb/s ports with RAID 0, 1, 10 support for SATA drives; RAID 0/1 for M.2 NVMe
- Integrated graphics support via 1x HDMI 2.1 port (up to 4K 60Hz) and 1x DVI-D port (1920×1200)
- Max shared memory for integrated graphics: 16GB
- USB connectivity: 4x USB 3.2 Gen1 Type-A (rear), 2x internal USB 3.2 Gen1, 6x USB 2.0 ports
- Realtek RTL8111H Gigabit LAN for stable wired networking
- 7.1-channel high-definition audio with Realtek ALC892/ALC897 codec
- Internal connectors include ATX 24-pin, 12V 4-pin, CPU/system fan headers, front panel, audio, USB headers, chassis intrusion, and Clear CMOS
- TPM 2.0 module connector for enhanced security
- Micro-ATX form factor designed for compact and standard cases
- Backed by a 3-year manufacturing warranty
