Review

MSI B550-A PRO – The Best Performance Engine for Your PC

MSI B550 A-Pro Motherboard

The MSI B550-A PRO motherboard is the ultimate performance engine for your PC, delivering unrivaled speed and efficiency thanks to the latest AMD B550 chipset and support for the latest generation of AMD processors. With twice the bandwidth of the previous generation standard with PCI Express 4.0 support, you can harness the power of blazing-fast data transfer speeds for even the most demanding tasks.

Integrated M.2 connectors allow for the installation of up to two M key 2242/2280/22110 form factor SSD drives, ensuring fast loading of the operating system and short latency when working with files. With SLI/Crossfire support, you can combine multiple graphics cards to create a powerful gaming system that provides smooth visuals without stuttering or lag, while a large number of SATA connectors ensure the reliability and speed of your system by allowing up to six storage devices to be connected.

Whether you’re a gamer, creative professional, or power user, the MSI B550-A PRO has the performance you need to handle your most demanding tasks, providing ultimate performance and satisfaction with every use. With its advanced features and robust design, the MSI B550-A PRO is the perfect choice for anyone looking to get the most out of their PC.

MSI B550 A-PRO motherboard with green background

Specs Table

CPU (MAX SUPPORT) RYZEN 9
SOCKET AM4
CHIPSET AMD® B550 Chipset
DDR4 MEMORY 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400 + Mhz by JEDEC and A-XMP OC MODE
MEMORY CHANNEL Dual
MAX MEMORY (GB) 128
PCI-E X16 2
PCI-E GEN Gen4 / Gen3
SATAIII 6
PCI-E X1 2
M.2 SLOT 2
RAID 2000/1/10
TPM (HEADER) 1
LAN 1x Realtek® RTL8111H Gigabit LAN
USB 3.2 PORTS (FRONT) 1(Gen 1, Type C), 2(Gen 1, Type A)
USB 3.2 PORTS (REAR) 1(Gen 2, Type C), 1(Gen 2, Type A), 2(Gen 1, Type A)
USB 2.0 PORTS (FRONT) 4
USB 2.0 PORTS (REAR) 4
SERIAL PORTS(FRONT) 1
AUDIO PORTS (REAR) Realtek® ALC892/ALC897 Codec
DISPLAYPORT 1
HDMI 1
FORM FACTOR ATX
CROSSFIRE Y
OPERATING SYSTEM Support for Windows® 10 64-bit

Also read about MSI MAG B550 Tomahawk

General Specifications

Processor and chipset

  • CPU socket: AM4
  • Chipset: AMD B550

Network

  • Network adapter chipset: Realtek RTL8111H
  • Network adapter speed: 1000 Mbit/s (GE)
  • M.2 key E: Yes
  • Availability of wireless network connection: Yes

Expansion Slots

  • PCI-E x16 quantity: 2
  • Number of PCI-E x1: 2

Power

  • Motherboard power connector: ATX 24 pin
  • CPU power connector: 8 pin

Sound

  • Audio codec: Realtek ALC892

RAM

  • Memory type: DDR4
  • Max. RAM volume: 128 GB
  • Number of RAM slots: 4
  • Max. supported RAM frequency: 4800

Drive Controllers

  • Number of M.2 connectors: 2
  • RAID: RAID 1, RAID 10, RAID 0
  • Number of internal SATA 6 Gb/s connectors: 6

Dimensions

  • Motherboard form factor:  ATX

Interfaces and Connectors

  • Rear video outputs: HDMI, DisplayPort
  • Rear USB Connectors: USB 2.0 x4, USB 3.2 Gen1 Type-A x2, USB 3.2 Gen2 Type-A x1, USB 3.2 Gen2 Type-C x1

Specifications In Detail

Processor

MSI B550 A-Pro is an advanced motherboard model that supports AMD Ryzen™ 5000 & 3000 series desktop processors for exceptional performance. The motherboard is designed to provide robust features and compatibility with the latest processors, making it ideal for computer enthusiasts and gamers.

The CPU socket is carefully engineered to provide optimal cooling for the CPU, while the motherboard also includes additional features such as multi-channel RAM support, advanced audio, and high-speed storage options. The motherboard is also equipped with a powerful cooling system to ensure stable performances during long gaming sessions. This makes it a versatile option for gamers and power users who require a versatile and powerful gaming PC experience.

Dual Channel DDR4

MSI B550 A-Pro supports dual channel DDR4 memory up to 128GB total (4400+MHz) for excellent performance. The motherboard also features M.2 Shield FROZR, a strengthened built-in thermal solution that keeps M.2 SSDs secure while preventing throttling, allowing them to run faster.

Lightning Gen4 Solution

MSI B550 A-Pro features a Lightning Gen4 solution with up to 64GB/s bandwidth for exceptional transfer speed for Gen4 PCI-E and M.2. This technology delivers faster data transfer, making it an ideal choice for gamers and power users who require seamless file and data transfers.

USB Connectors

MSI B550 A-Pro has a range of USB connectors, including USB 2.0, USB 3.2 Gen1, and USB 3.2 Gen2 Type-C for seamless connectivity. Additionally, the motherboard supports HDMI and DisplayPort rear video outputs, providing high-quality images for smooth multimedia and gaming experiences. These features allow users to connect to a variety of devices and peripherals for maximum efficiency and flexibility.

PCB Design

MSI B550 A-Pro’s PCB design includes 2oz Thickened Copper for improved heat dissipation and performance reliability. This technology increases energy efficiency, resulting in higher performance while maintaining optimal temperatures.

PCI-E Steel Armor

MSI B550 A-Pro’s PCI-E Steel Armor and Core Boost technology provide premium performance enhancement. The former protects VGA cards against bending and EMI, while the latter uses a fully digital power design and a premium layout to support more cores and improved performance.

DDR4 Boost

MSI B550 A-Pro’s DDR4 Boost provides pure data signals, which improves gaming performance and stability for power users and gamers. The advanced technology enhances system responsiveness and reduces system latency. With reliable performance and stability, the MSI B550 A-Pro is an excellent choice for gamers who demand the best.

EZ Debug LED,

MSI B550 A-Pro motherboard provides an effective and straightforward method for troubleshooting via the EZ Debug LED, enhancing the overall user experience. With this feature, users can quickly diagnose and resolve issues with their system, saving time and preventing potential system breakdowns. The EZ Debug LED is a simple and efficient tool for users who wish to troubleshoot their system quickly and easily.

Audio Boost technology

With MSI B550 A-Pro’s Audio Boost technology, users can enjoy studio-grade sound quality for the most immersive audio experience. It delivers a balanced and refined sound, providing a unique and high-fidelity audio experience that rewards the ears. Users can enjoy the rich, full-bodied sound with minimal distortion, making MSI B550 A-Pro an ideal choice for audio enthusiasts and gamers who appreciate the exceptional sound quality.

 

Source: MSI B550 A-Pro

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David James

Hello there! Welcome to the world of technology, and more specifically, the world of technology writing. I am David James, a specialist in writing content about technology with over 4 years of experience. I have recently shifted my focus to writing exclusively about laptops, providing readers with detailed information and practical advice on the best laptop options available in the market.
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