MSI B550 A PRO

AM4, AMD B550, ATX
72Ratings
BrandMore from MSI
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Product details

The PRO series helps users work smarter by providing an efficient and productive experience. With stable functionality and high-quality assembly, the motherboards of the PRO series not only optimize professional workflows but also reduce troubleshooting and enhance durability.

Key specifications

Processor family
Ryzen 3rd generation, Ryzen 4th Gen, Ryzen 5th Gen
Memory type
DDR4-RAM
Number of memory modules (RAM)
4 x
Internal connection options
M.2 PCI/SATA Combo (1x), M.2 PCIe (1x), S-ATA III (6x)
Mainboard features
Clear CMOS Button, Front panel audio connector, RGB header
Documents
Technical data sheet.pdf
Item number
13299607

General information

Manufacturer
MSI
Category
Motherboards
Manufacturer no.
7C56-002R
Release date
5.6.2020
Sales rank in Category Motherboards
33 of 954
External links
Manufacturer's site (de)

Motherboard properties

Form factor
ATX
Socket
AM4
Chipset
AMD B550
Mainboard features
Clear CMOS Button, Front panel audio connector, RGB header
Operating system compatibility
Windows 10

Processor

Processor family
Ryzen 3rd generation, Ryzen 4th Gen, Ryzen 5th Gen

Memory

Memory form factor
DIMM
Number of pins
288 x
Number of memory modules (RAM)
4 x
Max. memory (RAM)
128 GB
Memory chip
DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2667, DDR4-2800, DDR4-2933, DDR4-3000, DDR4-3066, DDR4-3200
Max. RAM OC
4400 MHz
Supported memory speed
1866 MHz, 2133 MHz, 2400 MHz, 2800 MHz, 2933 MHz, 3000 MHz, 3200 MHz, 4000 MHz, 4400 MHz, 4800 MHz
Memory type
DDR4-RAM
RAM buffer
Unbuffered

Graphics properties

Video connections
DisplayPort (1x), HDMI (1x)
Multi-GPU technology
AMD 2-Way CrossFireX

Network

Network connections
RJ45 (1x)
Ethernet controller brand
Realtek
Ethernet controller
Realtek 8111H
Max. port speed
1 Gbit/s

Audio

Chip
Realtek ALC892
Audio channel
7.1 Channel

Data storage

RAID configuration
0, 1, 10

Internal interfaces

Internal connection options
M.2 PCI/SATA Combo (1x), M.2 PCIe (1x), S-ATA III (6x)
Expansion slot
PCI Express x16 (2x)
PCI express version (max.)
4
Number of fan connector
8

Further connections

USB ports
USB-A, USB-C
Exact USB ports
USB-A 2.0 (4x), USB-A 3.2 Gen 1 (2x), USB-C 3.2 Gen 1 (1x)

Power supply

Power connectors
12VHPWR, 24-pin ATX

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
Sata Cables

Product dimensions

Length
244 mm
Width
305 mm
Height
65 mm
Weight
1000 g

Package dimensions

Length
35 cm
Width
9 cm
Height
27 cm
Weight
1.64 kg

30-day right of return
24 Months Warranty (Bring-in)
5 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.MSI
    2.6 %
  • 2.AsRock
    2.7 %
  • 2.Gigabyte
    2.7 %
  • 4.ASUS
    2.9 %
  • 5.Supermicro
    4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.NZXT
    1 day
  • 2.AsRock
    2 days
  • 2.MSI
    2 days
  • 4.Gigabyte
    5 days
  • 4.Supermicro
    5 days

Return rate

How often is a product of this brand in the «Motherboards» category returned?

Source: Digitec Galaxus
  • 1.MSI
    5 %
  • 2.ASUS
    5.2 %
  • 3.Gigabyte
    5.3 %
  • 4.Supermicro
    6.4 %
  • 5.NZXT
    6.7 %
Source: Digitec Galaxus