MSI MPG B550 GAMING PLUS
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MSI MPG B550 GAMING PLUS
The MSI MPG B550 GAMING PLUS motherboard is the foundation for gaming rigs built on the AMD AM4 platform. It supports Ryzen 3000, 4000G, and 5000 series processors and DDR4 RAM with frequencies up to 4400MHz in overclocking mode. This ATX board uses the AMD B550 chipset, which provides access to the PCIe 4.0 interface for the graphics card and one of the two M.2 storage drives. For connecting other components, there are two PCIe x16 slots with AMD CrossFire support and two PCIe x1 slots. Its PCB contains a 2oz copper layer for better conductivity and heat dissipation. The pre-installed I/O shield simplifies motherboard installation into the computer case and protects the ports from damage and electrostatic discharge. The Flash BIOS Button function allows you to update the BIOS using a USB key, even without a processor, memory, or graphics card installed. This feature makes system recovery easier in case of problems and ensures compatibility with newly released processors.
AMD B550
Chipset
AMD AM4
Socket
ATX
Format
DDR4
Memory type
4×
Number of RAM slotsKey features of the MSI MPG B550 GAMING PLUS motherboard
- ATX format board based on the AMD B550 chipset with an AMD AM4 socket
- Four slots supporting DDR4 RAM up to 4400MHz
- Features include a PCIe 4.0 x16 slot and an M.2 Lightning Gen 4 interface
- Storage is handled by two M.2 slots and six SATA III ports
- Network connection via a 1Gbps LAN port
- 10+2+1 phase power system with Core Boost technology
- Pre-installed I/O shield and Flash BIOS button for easy installation and servicing
Stable processor power delivery
The digital power system, with its 10+2+1 phase design and Core Boost technology, delivers a precise and uninterrupted current to the processor. This solution supports stable operation for multi-core AMD Ryzen processors, even under heavy loads. Core Boost technology combines a premium circuit layout with digital power control. The reinforced PCB with a 2oz copper layer contributes to better heat dissipation and overall system reliability. This results in greater stability during overclocking.
Effective cooling and interfaces for high-speed components
The cooling system maintains low operating temperatures for key components. An extended heatsink on the VRM efficiently dissipates heat from the power delivery system, ensuring stability even during prolonged use. The M.2 Shield Frozr heatsink prevents thermal throttling on high-speed NVMe SSDs, maintaining their full transfer speeds. Temperatures and fan speeds can be managed in the Total Fan Control interface. The board offers modern interfaces for gaming performance. The main PCIe x16 slot operates on the PCIe 4.0 standard, providing full bandwidth for graphics cards. It is also reinforced with Steel Armor technology. One of the two M.2 slots, designated Lightning Gen 4, achieves transfer speeds of up to 64Gb/s. For additional drives, there are six SATA III ports and a second M.2 slot with Gen 3 support.
Connectivity and audio features
The rear panel includes USB 3.2 Gen 2 ports with speeds of 10Gb/s, complemented by USB 3.2 Gen 1 and USB 2.0. For case connections, the board offers internal headers, including a connector for front USB-C. The Realtek ALC897 audio chip with Audio Boost technology and isolated circuitry delivers clean 8-channel sound. Separate PCB layers for the left and right channels reduce crosstalk and contribute to signal purity.
Port layout
Storage
- Number of SATA III: 6
- Number of M.2: 2
- M.2 Slot - 1× M.2 PCI-E NVMe Gen4 / SATA
- M.2 Slot - 1× M.2 PCI-E NVMe Gen3
- Features: RAID 0, RAID 1, RAID 10
USB ports
- Internal USB 2.0: 4
- Internal USB 3.2 Gen 1: 2
- Internal USB-C 3.2 Gen 1: 1
- Rear USB 3.2 Gen 2: 1× Type-A, 1× USB-C
- Rear USB 3.2 Gen 1: 2
- Rear USB 2.0: 4
Graphics
- HDMI: 2.1
- DisplayPort: 1
Sound
- Number of channels: 7.1
- Rear connectors: audio jacks, Optical S/PDIF
- Internal connectors: front panel audio connector
Other
- Rear connectors: PS/2 Combo, RJ-45 (LAN) 1Gbps, Flash BIOS Button
- Power: 24-pin, 1× 8-pin
- Cooling: 1× CPU FAN, 1× water-pump FAN, 6× SYS FAN
- Internal: 1× RGB LED connector, 2× RAINBOW LED connectors, TPM module connector, Clear CMOS jumper, Chassis Intrusion connector
Choosing a motherboard
When choosing a motherboard (or mainboard), it is important to pay particular attention to the motherboard's socket type, format, and chipset. These parameters are among the most important and ensure the board's compatibility with the processor, expansion cards, and other components. The specific socket determines your choice of a suitable processor, while the remaining connectors will determine which other components you need to select for your future computer.Specifications
Socket and chipset
Format & functions
Memory
Advanced parameters
Connectors
Series
Compatibility
Colour
| Code: | AAb550gp |
| Warranty: | 36 months |
| Links: | Producer's Website: |
| Manufacturer information |
Micro-Star International Co Ltd. C/O MSI Computer Europe BV, Science Park Eindhoven 5706, 5692 ER, Son, Netherlands, [email protected] The Taiwanese company MSI (Micro-Star International) has earned a solid place in the world of IT, mainly producing motherboards for desktop computers. However, it also produces high quality graphics cards, barebone computers, notebook computers, networking products, servers, and many other computer components. MSI products support the latest technologies and provide the performance necessary for all applications. Recently, the company has begun making a name for itself in the growing segment of gaming notebooks. 
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