MSI PRO B550M-P GEN3, AM4, Support Ryzen 5000 and 3000 Series

The MSI PRO B550M-P GEN3 is a reliable and efficient micro-ATX motherboard designed for professionals and entry-level gaming builds. Powered by the AMD B550 chipset, it supports AMD Ryzen™ 5000, 4000G, and 3000 Series processors, offering PCIe 3.0 connectivity for GPUs and storage. With support for up to 128GB of DDR4 memory, an M.2 slot, and versatile display outputs including VGA, DVI-D, and HDMI, this motherboard is a solid choice for office, multimedia, or light gaming setups.

Key Features

• Processor Compatibility: AMD Ryzen™ 5000, 4000G, and 3000 Series processors.
• Memory Support: Four DDR4 slots, up to 128GB, speeds up to 4400+ MHz (OC).
• Graphics Options: PCIe 3.0 x16 slot and onboard VGA, DVI-D, and HDMI ports.
• Storage Options: One M.2 slot (PCIe 3.0) and four SATA 6Gb/s ports.
• Networking: Realtek 1Gbps LAN for reliable wired connections.
• USB Connectivity: USB 3.2 Gen 1 Type-A and USB 2.0 ports for modern peripherals.
• Audio: Realtek ALC897 Codec with 7.1-channel HD audio support.

MSI PRO B550M-P GEN3 Specifications

• Brand: MSI
• Model: PRO B550M-P GEN3
• Socket Type: AM4
• Chipset: AMD B550
• Processor Compatibility: Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000G-Series desktop processors.
• Memory Support: 4 DDR4 slots, up to 128GB, speeds up to 4400+ MHz (OC), dual-channel, ECC and non-ECC memory supported.
• Graphics Support: 1 PCIe 3.0 x16 slot; onboard VGA (2048×1536@50Hz), DVI-D (1920×1200@60Hz), HDMI 1.4 (4096×2160@30Hz) for integrated graphics processors.
• Storage Interface: 1 M.2 slot (PCIe 3.0 x4 & SATA), 4 SATA 6Gb/s ports with RAID 0, 1, and 10 support.
• USB Ports: Rear: 4 USB 3.2 Gen 1 (5Gbps) Type-A ports, 2 USB 2.0 ports; Internal: 1 USB 3.2 Gen 1 header (2 ports), 2 USB 2.0 headers (4 ports).
• Networking: Realtek® RTL8111H 1Gbps LAN.
• Audio: Realtek® ALC897 Codec, 7.1-channel HD audio.
• Lighting Features: 1 4-pin RGB LED connector, 4 EZ Debug LEDs.
• Cooling Options: 1 CPU fan connector, 2 system fan connectors.
• BIOS: UEFI AMI BIOS with ACPI 6.1 and SMBIOS 2.8 support.
• Operating System Support: Windows® 10 64-bit.
• Form Factor: Micro-ATX (9.6” x 9.6”).

Processor Compatibility

The MSI PRO B550M-P GEN3 supports AMD Ryzen 5000, 4000G, and 3000 Series processors, delivering reliable performance for multitasking and light gaming. Ryzen™ 5000 processors leverage the Zen 3 architecture for exceptional efficiency, while Ryzen 4000G processors with integrated Radeon™ Graphics are ideal for systems without discrete GPUs.

Note that Ryzen 5 3400G and Ryzen 3 3200G are not supported. Check BIOS update for possible support

Memory Compatibility

The MSI PRO B550M-P GEN3 supports up to 128GB of DDR4 memory across four DIMM slots, enabling dual-channel memory configuration for improved performance in multitasking and demanding applications. Compatible speeds include 1866 to 3200 MHz (JEDEC standards) and 2667 to 4400+ MHz through A-XMP overclocking. For most builds, DDR4 3200 MHz or 3600 MHz modules provide an excellent balance between performance and affordability.

The motherboard is compatible with both ECC  and non-ECC unbuffered memory, making it suitable for a wide range of use cases, from gaming to productivity.

Discrete Graphics Compatibility

Equipped with a PCIe 3.0 x16 slot, the motherboard provides ample bandwidth for entry-level to mid-range GPUs. Pair it with cards like the NVIDIA GTX 1650 or AMD RX 6500 XT for light gaming, multimedia, or professional applications.

Onboard Graphics

The MSI PRO B550M-P GEN3 offers onboard VGA, DVI-D, and HDMI 1.4 ports for processors with integrated graphics. These outputs support resolutions up to 4K@30Hz, making it suitable for productivity tasks or multimedia playback.

Storage and Expansion

The motherboard offers flexible storage options, including an M.2 slot and four SATA 6Gb/s ports:

• M.2 Slot: PCIe 3.0 x4 for high-speed NVMe SSDs or SATA drives.
• SATA Ports: Connect up to four HDDs or SSDs, with RAID 0, 1, and 10 support for performance or redundancy.

Power Requirements and Cooling

Power Requirements

The MSI PRO B550M-P GEN3 features a 24-pin ATX main power connector and an 8-pin ATX 12V connector, ensuring stable power delivery for reliable operation.

Recommended PSU Wattage:

• 450W PSU: For systems with entry-level GPUs or integrated graphics.
• 600W PSU: For systems with mid-range GPUs like the GTX 1660 or RX 6500 XT.

Cooling Options

• CPU Cooling: Compatible with compact air coolers like the Cooler Master Hyper 212 or AIO solutions like the Corsair H60.
• System Cooling: Includes two system fan connectors to maintain airflow in m-ATX cases.

Is This Motherboard for You?

The MSI PRO B550M-P GEN3 is perfect for budget-conscious users building a professional workstation or entry-level gaming PC. With PCIe 3.0 support, onboard graphics outputs, and versatile connectivity, it delivers reliable performance for everyday computing tasks and light gaming in a compact micro-ATX design.

Note: Product is limited availability.