MSI B550-A PRO

ATX Socket AM4 AMD B550 motherboard - 4x DDR4 - SATA 6Gb/s M.2 - USB 3.1 - PCI-Express 4.0 16x

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Featuring the AMD B550 chipset, the MSI B550-A PRO motherboard with its AM4 socket is designed to accommodate 3rd generation AMD Ryzen processors. It will allow you to build a Gaming configuration with the latest technological advances

ATX Socket AM4 AMD B550 motherboard - 4x DDR4 - SATA 6Gb/s M.2 - USB 3.1 - PCI-Express 4.0 16x

Available from 93€46 on the outlet deals

Overview

MSI B550-A PRO : PCI-Express 4.0 Gaming Motherboard

The MSI B550-A PRO motherboard with AMD B550 chipset and AM4 socket is designed to accommodate 3rd generation AMD Ryzen processors. It will allow you to compose a configuration Gaming It will allow you to build a configuration with the latest technological advances: PCI-Express 4.0 for graphics cards and M.2 SSDs, management of 128 GB of DDR4 RAM. It's all there for an exhilarating gaming experience, it's up to you!

The advantages of the MSI B550-a PRO :

MSI PRO series motherboards with a B550 chipset are designed to fit into any PC. They are also designed to offer reliable performance and smart business solutions that will make your job easier. In short, MSI PRO motherboards are synonymous with stability, efficiency and longevity.

  • AMD AM4 socket for AMD Ryzen 3rd generationprocessor
  • 4 x DDR4 4400+ MHz (OC) Dual-Channel memory slots
  • 1 x M.2 PCIe 4.0 x4 / SATA 6 Gbit/s + 1 x M.2 PCIe 3.0 x4 with Frozr heatsink
  • 1 x PCI-Express 4.0 16x + 1 x PCIe 3.0 16x (4x) with AMD CrossFireX Multi-GPU support
  • USB 3.1 ports including C-type
  • Mystic Light

Add colour to your machine

Connect RGB LED ribbons to your PC and synchronise colours and effects with compatible devices using a single application: Mystic Light Sync. This application allows you to instantly customise the look of your PC by choosing from a wide range of colours and lighting effects. You'll be able to change the colours via the Mystic Light app installed on a smartphone or the Gaming App installed on the PC.

Information provided by our tech department Motherboards based on AMD B550 chipsets are only compatible with AMD Ryzen 3000 series processors (except Ryzen 3 3200G and Ryzen 5 3400G) and later generations. In case of doubt, please refer to the chipset compatibility statements in the datasheets of the processors sold on the site.
Specifications
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General information

Product name

MSI B550-A PRO

Brand

MSI

Model

B550-A PRO

Processor

Processor support

AMD AM4

Number of CPUs supported

1

Chipset

Chipset

AMD B550

Memory

Memory format

4 X DIMM 288-pin (DDR4)

Memory Frequency(ies)

DDR4 4400 MHz
DDR4 4266 MHz
DDR4 4133 MHz
DDR4 4000 MHz
DDR4 1866 MHz
DDR4 2133 MHz
DDR4 2400 MHz
DDR4 2666 MHz
DDR4 2800 MHz
DDR4 2933 MHz
DDR4 3000 MHz
DDR4 3066 MHz
DDR4 3866 MHz
DDR4 3733 MHz
DDR4 3600 MHz
DDR4 3466 MHz
DDR4 3200 MHz

Memory type

DDR4

Memory technology

Dual Channel

Maximum RAM capacity per slot

32 GB

Maximum RAM capacity

128 GB

Graphic

Integrated graphics controller

No

Compatible graphics core integrated in the CPU

Yes

Expansion slots

Graphic connector(s)

1 X PCI Express 3.0 16x (x4)
1 X PCI Express 4.0 x16

Number and Type of slots

2 X PCI Express 3.0 x1

Multi-GPU type

CrossFireX

Audio

Audio Chipset

Realtek ALC892

Number of audio channels

8

Network

Number of ports/Ethernet controler

1 X Realtek RTL8111H

Network standard(s)

10/100/1000 Mbps

Storage

RAID supported

Yes

Hard drives connectors

1 X M.2 - PCI-E 3.0 x4
1 X M.2 - PCI-E 4.0 x4 + SATA 6 Gb/s
6 X Serial ATA 6Gb/s (SATA Revision 3)

Number of M.2 slot(s)

2

Supported RAID Modes

10
1
0

Connectivity

Motherboard connector location

Standard connectors (on the motherboard)

Rear panel connectors

2 X USB 3.0
1 X USB 3.1
1 X USB 3.1 Type C
1 X DisplayPort Female
HDMI Female
4 X USB 2.0
1 X RJ45 Female
1 X MiniDin 6 Female (PS/2)
BIOS Flash Update
6 X 3.5mm Jack Female Stereo

Additional connectors

1 X LED RGB connector(s)
2 X Addressable LED RGB connector(s)
TPM
Front panel audio
Chassis intrusion
1 X +12V (Power supply P8)
1 X ATX 24 Pin
4 X Internal USB 2.0
2 X Internal USB 3.0
1 X Internal USB 3.0 Type C

Physical characteristics

Motherboard format

ATX

Length

305 mm

Width

244 mm

Equipment

Advanced overclocking features

Yes

Use

Gamer
Multimedia

LED

Yes

Warranties

Commercial warranty

Seller 3 years

Legal warranty

See terms & conditions

Product referenced on 25 Jun 2020

Customer reviews
Global rating
10/10
based on 5 reviews Editorial and moderation guide
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    5 reviews
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  • by ThomasF
    Posted on 28 Aug 2024
    Bought on 6 Aug 2024 from LDLC
    Number of reviews: 5 Average rating: 10

    very good product

    Very good product, delighted with the quality of MSI. pleasant bios interface. the bios flash seems accessible to me.

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  • by MathieuV
    Posted on 30 Oct 2023
    Bought on 4 Dec 2020 from LDLC
    Number of reviews: 1 Average rating: 10

    Great but not the best

    I think you can find something better for the same price. A gaming or other version would be much better value for money.

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  • by Corentin B
    Posted on 7 Jun 2022
    Bought on 15 Aug 2021 from LDLC
    Number of reviews: 10 Average rating: 9

    After 1 year of use

    As mentioned in the title, I've been using this beautiful CM made in MSI for 1 year now, and it works like a charm for my classic use.
    The BIOS update for the use of a Ryzen 5 5600G gave me a bit of trouble though.... The handling is very good, but alas I had to try 4 or 5 USB keys before this one deigned to work and perform its update quietly. The only thing I can say is that it was a very old key from my wife's college years that worked. Apart from that, there was just a little problem with the XMP profile which was not activated and which limited my RAM to 2333Mhz instead of 3200Mhz, but nothing serious. A few clicks and it's fixed. So far it is fully functional for my use, BIOS updates/drivers provided by MSI are offered on a regular basis. I recommend it without any worries.

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  • by RomainT
    Posted on 23 Apr 2021
    Bought on 8 Nov 2020 from LDLC
    Number of reviews: 2 Average rating: 10

    Very good product

    Very good msi motherboard with very good finish.
    I recommend it !!!!!

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  • by RomainT
    Posted on 23 Apr 2021
    Bought on 8 Nov 2020 from LDLC
    Number of reviews: 2 Average rating: 10

    Very good product

    Unbeatable value for money for a well finished and high quality card.
    I recommend it to you!

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