MSI AM4 MPG B550 GAMING PLUS

MSI MPG B550 Gaming Plus ATX Motherboard

The MSI MPG B550 Gaming Plus ATX Motherboard is an ATX motherboard based on the AMD B550 chipset and AMD AM4 processor socket. It provides a foundation for compatible processors, with memory, storage, expansion, networking and rear I/O options for a compatible custom PC.

Key Features

• AMD AM4
• AMD B550
• ATX
• 4 x DDR4 DIMM slots, up to 128GB, dual channel, up to 4400MHz OC
• Realtek 1Gb Ethernet
• Realtek ALC892 or ALC897 7.1-channel high definition audio
• 1 x PCIe 4.0 x16 slot
• 1 x PCIe 3.0 x16 slot
• 2 x PCIe 3.0 x1 slots
• 2 x M.2 slots, including one PCIe 4.0 x4 slot
• 6 x SATA 6Gb/s ports
• 1 x HDMI
• 1 x DisplayPort
• Core Boost power design
• M.2 Shield Frozr
• PCIe Steel Armor
• 6-layer PCB with 2oz copper
• Mystic Light RGB support
• BIOS Flashback button

Processor and Memory Platform

The AMD AM4 socket and AMD B550 platform support compatible processors.

Memory support is specified as 4 x DDR4 DIMM slots, up to 128GB, dual channel, up to 4400MHz OC. The final supported speed and capacity depend on the processor, memory kit and BIOS configuration.

Expansion Support

The motherboard provides the following expansion connections for compatible graphics cards and add-in devices:

• 1 x PCIe 4.0 x16 slot
• 1 x PCIe 3.0 x16 slot
• 2 x PCIe 3.0 x1 slots

Storage Connectivity

M.2 and SATA connections provide options for fast solid-state storage and additional compatible drives.

• 2 x M.2 slots, including one PCIe 4.0 x4 slot
• 6 x SATA 6Gb/s ports

Networking

Realtek 1Gb Ethernet provides wired and, where specified, wireless network connectivity for the completed PC.

Integrated Audio

Realtek ALC892 or ALC897 7.1-channel high definition audio provides onboard sound for compatible speakers, headsets and audio equipment.

Rear I/O and Display Connections

Rear USB connectivity includes USB 3.2 Gen 2 Type-A and Type-C, USB 3.2 Gen 1 and USB 2.0.

Available motherboard display outputs include 1 x HDMI, 1 x DisplayPort and require a processor with compatible integrated graphics.

Additional Motherboard Features

• Core Boost power design
• M.2 Shield Frozr
• PCIe Steel Armor
• 6-layer PCB with 2oz copper
• Mystic Light RGB support
• BIOS Flashback button

Platform Specification

Expansion Slots

Storage Connections

Display Outputs

Package Contents

• Motherboard
• SATA cables
• M.2 screws
• I/O shield
• User documentation

Warranty and Product Information

Please note: Processor, memory, storage and expansion compatibility depend on the exact component model and motherboard BIOS version. Motherboard display outputs require a processor with supported integrated graphics.