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MSI MAG B550M Mortar Max WiFi Review | 107 Data compared

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  • Avg. price in UK: ~£150
  • Avg. price in US: ~$180
  • CPU socket: AM4
  • Chipset: AMD B550
  • Form factor: microATX

MSI MAG B550M Mortar Max WiFi review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

6.9

Overall score

What it is: An overall evaluation of the motherboard's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best motherboards on the market.

Score components:

90.0%

6.8

Technical Score

10.0%

8.2

User score

Good
6.8

Technical Score

What it is: An assessment of the motherboard's technical performance, covering key areas such as power delivery, CPU and memory support, expansion, storage, connectivity, cooling, BIOS features, and design.

When it matters: When you want to compare motherboards based on technical performance and available features.

Score components:

19.0%

6.9

Memory

16.0%

8.1

Platform & Features

16.0%

6.1

Storage

15.0%

9.6

Network

13.0%

3.4

Ports & USB

8.0%

4.2

Expansion

8.0%

6.4

Power & Cooling

5.0%

9.1

Audio

Good
8.2

User score

What it is: A rating that combines user reviews and the total number of reviews received by the motherboard.

When it matters: When you want to understand how a motherboard performs in real-world builds and how reliable it is in terms of stability, BIOS usability, connectivity, and long-term ownership.

Score components:

70.0%

8.8

User reviews

30.0%

6.8

Popularity

User score:
United Kingdom
amazon
4.4
(149)
amazon
4.3
(23)
United States
Amazon_logo.png
4.4
(150)
Amazon_logo.png
4.3
(23)

(Reviews last updated: May 2026)

Excellent
  • 5.7
    Gaming

    Score components:

    28.0%

    6.0

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    10

    LAN speed

    17.0%

    4.9

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

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Best rankings

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Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The MSI MAG B550M Mortar Max WiFi is a high-performance Micro-ATX motherboard designed for AMD AM4 socket processors, including the Ryzen 5000 series. It features a robust 8+2+1 Duet Rail Power System with digital PWM and extended heatsinks for stable power delivery and cooling. Key specifications include four DDR4 DIMM slots supporting speeds up to 4400+ MHz (OC), a PCIe 4.0 x16 slot for modern graphics cards, and dual M.2 slots (one Gen4 x4 and one Gen3 x4) with Shield Frozr protection. For connectivity, it offers AMD Wi-Fi 6E, Bluetooth 5.2, 2.5Gbps LAN, and USB 3.2 Gen 2 Type-C support. Main pros are its exceptional VRM thermal performance, high-speed networking, and high-quality Realtek ALC1200 audio. However, cons include the lack of a dedicated Clear CMOS button on the rear I/O and limited expansion slots due to its smaller mATX form factor.

Technical Specifications of MSI MAG B550M Mortar Max WiFi

Technical Score

What it is: An assessment of the motherboard's technical performance, covering key areas such as power delivery, CPU and memory support, expansion, storage, connectivity, cooling, BIOS features, and design.

When it matters: When you want to compare motherboards based on technical performance and available features.

Score components:

19.0%

6.9

Memory

16.0%

8.1

Platform & Features

16.0%

6.1

Storage

15.0%

9.6

Network

13.0%

3.4

Ports & USB

8.0%

4.2

Expansion

8.0%

6.4

Power & Cooling

5.0%

9.1

Audio

6.8
MSI MAG B550M Mortar Max WiFi has a technical score of 6.77 points, which is higher than that of 58.6% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the motherboard.

When it matters: When you want to understand how a motherboard performs in real-world builds and how reliable it is in terms of stability, BIOS usability, connectivity, and long-term ownership.

Score components:

70.0%

8.8

User reviews

30.0%

6.8

Popularity

User score:
United Kingdom
amazon
4.4
(149)
amazon
4.3
(23)
United States
Amazon_logo.png
4.4
(150)
Amazon_logo.png
4.3
(23)

(Reviews last updated: May 2026)

8.2
MSI MAG B550M Mortar Max WiFi has a user score of 8.17 points, which is higher than that of 70.3% of products in this category.
Popularity
What it is: An indicator based on the number of reviews received by the motherboard.
When it matters: When you prefer a motherboard that has already been bought and reviewed by many other users.
6.8
MSI MAG B550M Mortar Max WiFi has a popularity of 6.8 points, which is higher than 67.7% of products in this category.
Ratio quality/price

What it is: An indicator that combines the motherboard's overall rating with its cost.

When it matters: When you are looking for a motherboard that offers a strong balance of features, performance, and price.

Score components:

60.0%

6.9

Overall score

40.0%

9.7

Price

7.8
MSI MAG B550M Mortar Max WiFi has a quality-to-price ratio of 7.8 points, which is higher than 64% of products in this category.
Brand name
What it is: The brand that makes the motherboard.
When it matters: When you have a brand preference for support, BIOS, or build quality.

Importance: MEDIUM

MSI
CPU socket
What it is: The socket type the motherboard is built to support.
When it matters: When you need the motherboard to match a specific CPU.

Importance: HIGH

AM4
MSI MAG B550M Mortar Max WiFi uses the AM4 CPU socket, which is more advanced than that of 38.5% of motherboards and equal to that of 13.3% of motherboards.
CPU platform

Importance: MEDIUM

AMD
Chipset
What it is: The chipset that defines the motherboard platform and many of its features.
When it matters: When you compare platform features, connectivity, and CPU support.

Importance: HIGH

AMD B550
MSI MAG B550M Mortar Max WiFi uses the AMD B550 chipset, which is more advanced than that of 50.5% of motherboards and equal to that of 4.4% of motherboards.
Form factor
What it is: The physical size standard of the motherboard, such as ATX or Micro-ATX.
When it matters: When you need the board to fit a specific case size.

Importance: HIGH

microATX
MSI MAG B550M Mortar Max WiFi has the microATX form factor, which is less versatile than that of 52.2% of motherboards and equal to that of 32.4% of motherboards.
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DDR memory version
What it is: The RAM generation the motherboard supports, such as DDR4 or DDR5.
When it matters: When you need the board to match a certain memory platform.

Importance: HIGH

Good value: DDR5

DDR4
MSI MAG B550M Mortar Max WiFi uses DDR4 memory, which is newer than that of 13.6% of motherboards and equal to that of 51% of motherboards.
Memory slots
What it is: The number of RAM slots on the motherboard.
When it matters: When you want more room for future memory upgrades.

Importance: HIGH

Good value: >=4

4
MSI MAG B550M Mortar Max WiFi has 4 Memory slots, which is more than 21.5% of motherboards and equal to 72.5% of motherboards.
Maximum memory capacity
What it is: The largest total amount of RAM the motherboard supports.
When it matters: When you plan a build with very high memory capacity.

Importance: HIGH

Good value: >=128 GB

128 GB
MSI MAG B550M Mortar Max WiFi supports up to 128 GB of memory, which is more than 40.4% of motherboards and equal to 32.1% of motherboards.
Memory channels
What it is: The memory channel configuration supported by the motherboard platform.
When it matters: When memory bandwidth matters for your build.

Importance: MEDIUM

2
MSI MAG B550M Mortar Max WiFi supports 2 memory channels, which is more than 0.2% of motherboards and equal to 92.5% of motherboards.
Maximum RAM speed
What it is: The highest officially supported memory speed for the motherboard.
When it matters: When you choose RAM and want to know the supported speed ceiling.

Importance: HIGH

Good value: >=6400 MT/s

4,400 MT/s
MSI MAG B550M Mortar Max WiFi supports memory speeds up to 4400 MT/s, which is lower than that of 51.2% of motherboards and equal to that of 3% of motherboards.
maximum depends on DIMM topology
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N. of M.2 sockets
What it is: The number of M.2 slots available on the motherboard.
When it matters: When you want room for more NVMe or M.2 drives.

Importance: HIGH

Good value: >=3

2
MSI MAG B550M Mortar Max WiFi has 2 M.2 sockets, which is more than 30.8% of motherboards and equal to 34.6% of motherboards.
M.2 slot interface per slot
What it is: The storage or PCIe interface available for each M.2 slot on the motherboard.
When it matters: When you want to check which drives each M.2 slot can use.

Importance: HIGH

1x PCIe 4.0 x4/SATA, 1x PCIe 3.0 x4
MSI MAG B550M Mortar Max WiFi offers 1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4 for M.2 slot interfaces, which is faster than that of 49.6% of motherboards and equal to that of 0.8% of motherboards.
N. of SATA 3 connectors
What it is: The number of SATA 6Gb/s connectors on the motherboard.
When it matters: When you plan to connect multiple SATA drives.

Importance: MEDIUM

Good value: >=6

6
MSI MAG B550M Mortar Max WiFi has 6 SATA 3 connectors, which is more than 52.6% of motherboards and equal to 32.1% of motherboards.
Supported RAID levels
What it is: The RAID modes officially supported by the motherboard storage platform.
When it matters: When you plan to use multiple drives in a RAID setup.

Importance: MEDIUM

0/1/10
MSI MAG B550M Mortar Max WiFi supports RAID levels 0/1/10, which is narrower than 68.3% of motherboards and equal to 23.2% of motherboards.
NVMe RAID support
What it is: Shows whether the board supports RAID configurations that use NVMe SSDs.
When it matters: When you plan to use multiple NVMe drives in RAID.

Importance: LOW

yes
MSI MAG B550M Mortar Max WiFi supports NVMe RAID. 40.3% of motherboards support this feature.
Show more
N. of PCIe 5.0 x16 slots
What it is: The number of PCIe 5.0 x16 physical slots on the motherboard.
When it matters: When you want the newest high-bandwidth expansion slots.

Importance: HIGH

Good value: >=1

0
MSI MAG B550M Mortar Max WiFi has 0 PCIe 5.0x16 slots, which is equal to 68.5% of motherboards.
N. of PCIe 4.0 x16 slots
What it is: The number of PCIe 4.0 x16 physical slots on the motherboard.
When it matters: When you want more room for modern expansion cards.

Importance: HIGH

Good value: >=1

1
MSI MAG B550M Mortar Max WiFi has 1 PCIe 4.0x16 slots, which is more than 55.6% of motherboards and equal to 35.3% of motherboards.
N. of PCIe 3.0 x16 slots
What it is: The number of PCIe 3.0 x16 physical slots on the motherboard.
When it matters: When you need more full-length expansion slots.

Importance: MEDIUM

1
MSI MAG B550M Mortar Max WiFi has 1 PCIe 3.0x16 slots, which is more than 40.6% of motherboards and equal to 26.7% of motherboards.
PCIe slot electrical configuration
What it is: The actual lane wiring used by the motherboard PCIe slots.
When it matters: When you need to know how much bandwidth each slot really gets.

Importance: HIGH

x16/x1/x1/x4
MSI MAG B550M Mortar Max WiFi uses x16/x1/x1/x4 for PCIe slot electrical configuration, which is more flexible than that of 80.2% of motherboards and equal to that of 0.1% of motherboards.
PCIe bifurcation support
What it is: Shows whether the board can split PCIe lanes across multiple devices from one slot or link.
When it matters: When you plan multi-SSD adapters or more advanced expansion setups.

Importance: MEDIUM

no
MSI MAG B550M Mortar Max WiFi does not support PCIe bifurcation. 61% of motherboards support this feature.
Show more
Total USB ports (rear I/O)
What it is: The total number of rear USB ports available on the motherboard.
When it matters: When you use many USB devices directly from the back of the PC.

Importance: MEDIUM

Good value: >=8

6
MSI MAG B550M Mortar Max WiFi has 6 USB ports (rear I/O), which is fewer than 64.2% of motherboards and equal to 32.9% of motherboards.
Total USB ports (including headers)
What it is: The total number of USB ports supported when rear ports and internal headers are counted together.
When it matters: When you want to know the board's full USB expansion potential.

Importance: MEDIUM

Good value: >=14

13
MSI MAG B550M Mortar Max WiFi has 13 USB ports (including headers), which is fewer than 64.7% of motherboards and equal to 7.6% of motherboards.
Total USB-C ports (rear I/O)
What it is: The total number of rear USB-C ports on the motherboard.
When it matters: When you want more USB-C devices connected without adapters.

Importance: MEDIUM

Good value: >=1

1
MSI MAG B550M Mortar Max WiFi has 1 USB-C ports (rear I/O), which is more than 35.4% of motherboards and equal to 48.8% of motherboards.
Total USB-C ports (including headers)
What it is: The total number of USB-C ports supported when rear ports and internal headers are counted together.
When it matters: When you want more USB-C connectivity across the whole build.

Importance: MEDIUM

Good value: >=2

2
MSI MAG B550M Mortar Max WiFi has 2 USB-C ports (including headers), which is more than 51.8% of motherboards and equal to 32.8% of motherboards.
N. of USB 3.2 Gen2x2 ports (USB-C)
What it is: The number of rear USB 3.2 Gen2x2 Type-C ports on the motherboard.
When it matters: When you want very fast USB-C connectivity on the rear I/O.

Importance: HIGH

Good value: >=1

0
MSI MAG B550M Mortar Max WiFi has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
Show more
LAN speed
What it is: The maximum wired Ethernet speed supported by the motherboard.
When it matters: When you want faster wired networking.

Importance: HIGH

Good value: 2.5GbE

2.5 Gbps
MSI MAG B550M Mortar Max WiFi supports LAN speeds up to 2.5 Gbps, which is higher than that of 49.2% of motherboards and equal to that of 41.5% of motherboards.
LAN controller
What it is: The model of onboard Ethernet controller used by the motherboard.
When it matters: When you compare networking hardware quality and features.

Importance: MEDIUM

?
N. of RJ45 ports
What it is: The number of wired Ethernet ports on the motherboard.
When it matters: When you need one or more wired network connections.

Importance: LOW

1
MSI MAG B550M Mortar Max WiFi has 1 RJ45 ports, which is equal to 85.6% of motherboards.
Wi-Fi connectivity
What it is: Shows whether the motherboard includes onboard Wi-Fi hardware instead of requiring a separate adapter.
When it matters: When you want wireless networking without adding an extra card.

Importance: MEDIUM

yes
MSI MAG B550M Mortar Max WiFi supports Wi-Fi connectivity. 50.9% of motherboards support this feature.
Wi-Fi version
What it is: The supported Wi-Fi generation, such as Wi-Fi 6 or Wi-Fi 7.
When it matters: When you care about wireless speed and router compatibility.

Importance: MEDIUM

Good value: Wi-Fi 6E (802.11ax)

Wi-Fi 6E (802.11ax)
MSI MAG B550M Mortar Max WiFi supports Wi-Fi 6E (802.11ax), which is newer than that of 72.1% of motherboards and equal to that of 16.6% of motherboards.
Show more
Audio codec
What it is: The onboard audio codec used by the motherboard.
When it matters: When sound quality from the built-in audio matters to you.

Importance: MEDIUM

Realtek ALC1220P
MSI MAG B550M Mortar Max WiFi uses the Realtek ALC1220P audio codec, which is more advanced than that of 78.1% of motherboards and equal to that of 1.9% of motherboards.
Audio channels
What it is: The audio channel configuration supported by the onboard sound solution.
When it matters: When you want surround sound from the motherboard audio outputs.

Importance: LOW

Good value: 7.1

7.1
MSI MAG B550M Mortar Max WiFi offers 7.1 audio channels, which is more than 4.9% of motherboards and equal to 95.1% of motherboards.
Audio SNR
What it is: The signal-to-noise ratio of the onboard audio solution.
When it matters: When you care about cleaner onboard audio output.

Importance: MEDIUM

Good value: >=120 dB

120 dB
MSI MAG B550M Mortar Max WiFi has an audio SNR of 120 dB, which is higher than that of 55% of motherboards and equal to that of 41.5% of motherboards.
Headphone amp support
What it is: Shows whether the onboard audio path includes dedicated headphone amplification for harder-to-drive headsets.
When it matters: When you use harder-to-drive headphones from the onboard audio.

Importance: LOW

?
N. of 3.5mm audio jacks
What it is: The number of rear 3.5mm audio jacks on the motherboard.
When it matters: When you want more analog audio connection options.

Importance: LOW

Good value: >=5

5
MSI MAG B550M Mortar Max WiFi has 5 3.5mm audio jacks, which is more than 49.8% of motherboards and equal to 36.8% of motherboards.
Show more
VRM phases
What it is: The number of power-delivery phases used by the motherboard VRM.
When it matters: When you care about CPU power delivery and overclocking headroom.

Importance: HIGH

Good value: >=12

8+2+1
MSI MAG B550M Mortar Max WiFi has 8+2+1 VRM phases, which is fewer than 51.6% of motherboards and equal to 2.2% of motherboards.
N. of CPU power connectors
What it is: The number of CPU power connectors on the motherboard.
When it matters: When you care about power delivery for higher-end CPUs.

Importance: HIGH

Good value: >=2

1
MSI MAG B550M Mortar Max WiFi has 1 CPU power connectors, which is equal to 54.5% of motherboards.
N. of fan headers
What it is: The number of headers available for case or CPU fans.
When it matters: When your build uses several fans.

Importance: MEDIUM

Good value: >=6

5
MSI MAG B550M Mortar Max WiFi has 5 fan headers, which is more than 35.8% of motherboards and equal to 14.5% of motherboards.
Pump header
What it is: Shows whether the motherboard includes a dedicated header designed for a liquid-cooling pump.
When it matters: When you build with an AIO or custom liquid cooling loop.

Importance: MEDIUM

yes
MSI MAG B550M Mortar Max WiFi has a pump header. 23.1% of motherboards include this feature.
Pump header max current
What it is: The maximum current the dedicated pump header can supply.
When it matters: When you want to make sure the pump header can power your cooling setup.

Importance: LOW

Good value: >=2 A

3 A
MSI MAG B550M Mortar Max WiFi supports up to 3 A on the pump header, which is higher than that of 76.7% of motherboards and equal to that of 23.2% of motherboards.
Show more

MSI MAG B550M Mortar Max WiFi vs the average motherboard

  • Integrated I/O shield
    MSI MAG B550M Mortar Max WiFi has an integrated I/O shield, while the average motherboard does not. 46.1% of motherboards include an integrated I/O shield.
    What it is: Shows whether the rear I/O shield comes pre-mounted on the motherboard instead of being installed separately.
    When it matters: When you want an easier motherboard installation process.

    Importance: LOW

    MSI MAG B550M Mortar Max WiFi has an integrated I/O shield, while the average motherboard does not. 46.1% of motherboards include an integrated I/O shield.
  • 1 more USB 3.2 Gen2 USB-C ports
    MSI MAG B550M Mortar Max WiFi has more USB 3.2 Gen2 USB-C ports than the average motherboard (1 vs 0). The average motherboard has 0 USB 3.2 Gen2 USB-C port/s.
    What it is: The number of rear USB 3.2 Gen2 Type-C ports on the motherboard.
    When it matters: When you want faster rear USB-C connectivity.

    Importance: HIGH

    Good value: >=1

    MSI MAG B550M Mortar Max WiFi has more USB 3.2 Gen2 USB-C ports than the average motherboard (1 vs 0). The average motherboard has 0 USB 3.2 Gen2 USB-C port/s.1 vs 0
  • 1 more PCIe 4.0x16 slots
    MSI MAG B550M Mortar Max WiFi has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.
    What it is: The number of PCIe 4.0 x16 physical slots on the motherboard.
    When it matters: When you want more room for modern expansion cards.

    Importance: HIGH

    Good value: >=1

    MSI MAG B550M Mortar Max WiFi has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.1 vs 0
  • Supports Wi-Fi
    MSI MAG B550M Mortar Max WiFi supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
    What it is: Shows whether the motherboard includes onboard Wi-Fi hardware instead of requiring a separate adapter.
    When it matters: When you want wireless networking without adding an extra card.

    Importance: MEDIUM

    MSI MAG B550M Mortar Max WiFi supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • More flexible PCIe lane configuration
    MSI MAG B550M Mortar Max WiFi has more flexible PCIe lane configuration than the average motherboard (x16/x1/x1/x4 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.
    What it is: The actual lane wiring used by the motherboard PCIe slots.
    When it matters: When you need to know how much bandwidth each slot really gets.

    Importance: HIGH

    MSI MAG B550M Mortar Max WiFi has more flexible PCIe lane configuration than the average motherboard (x16/x1/x1/x4 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.x16/x1/x1/x4 vs x16/x1
  • Newer CPU socket
    MSI MAG B550M Mortar Max WiFi has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
    What it is: The socket type the motherboard is built to support.
    When it matters: When you need the motherboard to match a specific CPU.

    Importance: HIGH

    MSI MAG B550M Mortar Max WiFi has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.AM4 vs LGA 1151
  • Better audio codec
    MSI MAG B550M Mortar Max WiFi has better audio codec than the average motherboard (Realtek ALC1,220P vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
    What it is: The onboard audio codec used by the motherboard.
    When it matters: When sound quality from the built-in audio matters to you.

    Importance: MEDIUM

    MSI MAG B550M Mortar Max WiFi has better audio codec than the average motherboard (Realtek ALC1,220P vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.Realtek ALC1220P vs Realtek ALC898
  • Supports Bluetooth
    MSI MAG B550M Mortar Max WiFi supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
    What it is: Shows whether the motherboard includes built-in Bluetooth for wireless peripherals and accessories.
    When it matters: When you want to connect wireless peripherals without an adapter.

    Importance: LOW

    MSI MAG B550M Mortar Max WiFi supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
  • Integrated I/O shield
    MSI MAG B550M Mortar Max WiFi has an integrated I/O shield, while the average motherboard does not. 46.1% of motherboards include an integrated I/O shield.
  • Newer CPU socket
    MSI MAG B550M Mortar Max WiFi has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • 2 more SATA 3 connectors
    MSI MAG B550M Mortar Max WiFi has more SATA 3 connectors than the average motherboard (6 vs 4). The average motherboard has 4 SATA 3 connectors.
  • 1 more PCIe 4.0x16 slots
    MSI MAG B550M Mortar Max WiFi has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.
  • More flexible PCIe lane configuration
    MSI MAG B550M Mortar Max WiFi has more flexible PCIe lane configuration than the average motherboard (x16/x1/x1/x4 vs x16/x1). The average motherboard uses x16/x1 PCIe slot lane configuration.
  • 1 more PCIe x1 slots
    MSI MAG B550M Mortar Max WiFi has more PCIe x1 slots than the average motherboard (2 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 more USB 3.2 Gen2 USB-C ports
    MSI MAG B550M Mortar Max WiFi has more USB 3.2 Gen2 USB-C ports than the average motherboard (1 vs 0). The average motherboard has 0 USB 3.2 Gen2 USB-C port/s.
  • 1 more total USB-C connections
    MSI MAG B550M Mortar Max WiFi has more total USB-C connections than the average motherboard (2 vs 1). The average motherboard has 1 total USB-C connections.
  • Supports Wi-Fi
    MSI MAG B550M Mortar Max WiFi supports Wi-Fi connectivity, while the average motherboard does not. 49.1% of motherboards support Wi-Fi connectivity.
  • Supports Bluetooth
    MSI MAG B550M Mortar Max WiFi supports Bluetooth, while the average motherboard does not. 47% of motherboards support Bluetooth.
  • Better audio codec
    MSI MAG B550M Mortar Max WiFi has better audio codec than the average motherboard (Realtek ALC1,220P vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 5 dB higher audio SNR
    MSI MAG B550M Mortar Max WiFi has a higher audio SNR than the average motherboard (120 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • 61 mm shorter
    MSI MAG B550M Mortar Max WiFi is shorter than the average motherboard (244 mm vs 305 mm). The average motherboard height is 305 mm.
  • 1 A higher pump header current limit
    MSI MAG B550M Mortar Max WiFi has a higher pump header current than the average motherboard (3 A vs 2 A). The average motherboard provides pump header current of 2 A.

Total
Platform & Features
Storage
Expansion
Ports & USB
Network
Audio
Power & Cooling
  • More basic motherboard chipset
    MSI MAG B550M Mortar Max WiFi has more basic motherboard chipset than the average motherboard (AMD B550 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • Less versatile form factor
    MSI MAG B550M Mortar Max WiFi has less versatile form factor than the average motherboard (microATX vs ATX). The average motherboard comes in ATX form factor.
  • Slower M.2 slot interfaces
    MSI MAG B550M Mortar Max WiFi has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4 vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.
  • Fewer RAID options
    MSI MAG B550M Mortar Max WiFi has fewer RAID options than the average motherboard (0/1/10 vs 0/1/5/10). The average motherboard has 0/1/5/10 RAID level/s.
  • No PCIe bifurcation support
    MSI MAG B550M Mortar Max WiFi does not support PCIe bifurcation, while the average motherboard does. 61% of motherboards support PCIe bifurcation.
  • 2 fewer rear USB ports
    MSI MAG B550M Mortar Max WiFi has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.
  • 2 fewer USB 3.2 Gen1 ports
    MSI MAG B550M Mortar Max WiFi has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
  • 2 fewer total USB connections
    MSI MAG B550M Mortar Max WiFi has fewer total USB connections than the average motherboard (13 vs 15). The average motherboard has 15 total USB connections.
  • Older Bluetooth version
    MSI MAG B550M Mortar Max WiFi has older Bluetooth version than the average motherboard (5.2 vs 5.4). The average motherboard supports Bluetooth 5.4.
  • No onboard RGB lighting
    MSI MAG B550M Mortar Max WiFi does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • More basic motherboard chipset
    MSI MAG B550M Mortar Max WiFi has more basic motherboard chipset than the average motherboard (AMD B550 vs Intel B860). The average motherboard uses Intel B860 chipset.
    What it is: The chipset that defines the motherboard platform and many of its features.
    When it matters: When you compare platform features, connectivity, and CPU support.

    Importance: HIGH

    MSI MAG B550M Mortar Max WiFi has more basic motherboard chipset than the average motherboard (AMD B550 vs Intel B860). The average motherboard uses Intel B860 chipset.AMD B550 vs Intel B860
  • Slower M.2 slot interfaces
    MSI MAG B550M Mortar Max WiFi has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4 vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.
    What it is: The storage or PCIe interface available for each M.2 slot on the motherboard.
    When it matters: When you want to check which drives each M.2 slot can use.

    Importance: HIGH

    MSI MAG B550M Mortar Max WiFi has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4 vs 1x PCIe 5.0x4, 2x PCIe 4.0x4). The average motherboard uses 1x PCIe 5.0x4, 2x PCIe 4.0x4 M.2 slot interfaces.1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4 vs 1x PCIe 5.0x4, 2x PCIe 4.0x4
  • 2 fewer rear USB ports
    MSI MAG B550M Mortar Max WiFi has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.
    What it is: The total number of rear USB ports available on the motherboard.
    When it matters: When you use many USB devices directly from the back of the PC.

    Importance: MEDIUM

    Good value: >=8

    MSI MAG B550M Mortar Max WiFi has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.6 vs 8
  • No PCIe bifurcation support
    MSI MAG B550M Mortar Max WiFi does not support PCIe bifurcation, while the average motherboard does. 61% of motherboards support PCIe bifurcation.
    What it is: Shows whether the board can split PCIe lanes across multiple devices from one slot or link.
    When it matters: When you plan multi-SSD adapters or more advanced expansion setups.

    Importance: MEDIUM

    MSI MAG B550M Mortar Max WiFi does not support PCIe bifurcation, while the average motherboard does. 61% of motherboards support PCIe bifurcation.
  • Fewer RAID options
    MSI MAG B550M Mortar Max WiFi has fewer RAID options than the average motherboard (0/1/10 vs 0/1/5/10). The average motherboard has 0/1/5/10 RAID level/s.
    What it is: The RAID modes officially supported by the motherboard storage platform.
    When it matters: When you plan to use multiple drives in a RAID setup.

    Importance: MEDIUM

    MSI MAG B550M Mortar Max WiFi has fewer RAID options than the average motherboard (0/1/10 vs 0/1/5/10). The average motherboard has 0/1/5/10 RAID level/s.0/1/10 vs 0/1/5/10
  • 2 fewer USB 3.2 Gen1 ports
    MSI MAG B550M Mortar Max WiFi has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.
    What it is: The number of rear USB 3.2 Gen1 Type-A ports on the motherboard.
    When it matters: When you want more standard USB ports with faster transfer speeds.

    Importance: MEDIUM

    Good value: >=4

    MSI MAG B550M Mortar Max WiFi has fewer USB 3.2 Gen1 ports than the average motherboard (2 vs 4). The average motherboard has 4 USB 3.2 Gen1 port/s.2 vs 4
  • 2 fewer total USB connections
    MSI MAG B550M Mortar Max WiFi has fewer total USB connections than the average motherboard (13 vs 15). The average motherboard has 15 total USB connections.
    What it is: The total number of USB ports supported when rear ports and internal headers are counted together.
    When it matters: When you want to know the board's full USB expansion potential.

    Importance: MEDIUM

    Good value: >=14

    MSI MAG B550M Mortar Max WiFi has fewer total USB connections than the average motherboard (13 vs 15). The average motherboard has 15 total USB connections.13 vs 15
  • No onboard RGB lighting
    MSI MAG B550M Mortar Max WiFi does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
    What it is: Shows whether the motherboard itself includes built-in RGB lighting elements.
    When it matters: When you want lighting effects without adding extra strips first.

    Importance: LOW

    MSI MAG B550M Mortar Max WiFi does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
Total
Platform & Features
Storage
Expansion
Ports & USB
Network
Power & Cooling

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Third-party reviews

United Kingdom
amazon
4.4
149 Reviews
amazon
4.3
23 Reviews
United States
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4.4
150 Reviews
Amazon_logo.png
4.3
23 Reviews

(Reviews last updated: May 2026)

What customers like about MSI MAG B550M Mortar Max WiFi?

  • High-quality VRM design that effectively handles powerful CPUs like the Ryzen 5900X/5950X
  • Excellent thermal performance with thick, massive aluminum heatsinks on key components
  • Solid connectivity including Wi-Fi 6, 2.5Gbps LAN, and USB-C support
  • Easy-to-use BIOS interface that is beginner-friendly and features a physical Flash BIOS button
  • Premium build quality with a pre-installed IO shield and reinforced PCIe 'Steel Armor' slots
  • Support for PCIe 4.0 on the primary M.2 and x16 slots for high-speed storage and GPUs
  • Aesthetically pleasing, neutral black-and-silver design that fits well in most builds

What customers dislike about MSI MAG B550M Mortar Max WiFi?

  • The Micro-ATX layout can be cramped; large GPUs may block the lower PCIe x1 slots and restrict airflow
  • Only the primary M.2 slot supports PCIe 4.0, while the second slot is limited to PCIe 3.0
  • Some users reported reliability issues with the 'BIOS Flashback' feature failing to work on certain USB drives
  • The onboard Wi-Fi antennas are positioned low, which can be physically awkward next to other cables
  • Minimal onboard RGB lighting, which may not appeal to users looking for a flashy aesthetic
  • Fan header placement can be inconvenient, sometimes requiring cable extensions for certain case layouts
  • The software suite (MSI Dragon Center) is often criticized as being 'bloatware' that can impact system performance

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