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ASUS ROG Strix B550 A Gaming Review | 107 Data compared

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  • Avg. price in UK: ~£140
  • Avg. price in US: ~$180
  • CPU socket: AM4
  • Chipset: AMD B550
  • Form factor: ATX

ASUS ROG Strix B550 A Gaming review. Compare 107 technical specifications and user reviews to see how it ranks among motherboards and if it is worth buying.

7.1

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%

9.4

User score

Very 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%

7.0

Memory

16.0%

8.2

Platform & Features

16.0%

6.1

Storage

15.0%

7.3

Network

13.0%

4.8

Ports & USB

8.0%

4.7

Expansion

8.0%

7.9

Power & Cooling

5.0%

9.6

Audio

Good
9.4

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%

9.1

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(2850)
amazon
4.5
(2292)
amazon
4.4
(387)
amazon
4.6
(5)
United States
Amazon_logo.png
4.6
(2941)
Amazon_logo.png
4.3
(386)

(Reviews last updated: May 2026)

Exceptional
  • 5.7
    Gaming

    Score components:

    28.0%

    7.0

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    10

    LAN speed

    17.0%

    3.3

    Maximum RAM speed

    15.0%

    1.0

    N. of PCIe 5.0 x16 slots

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Best prices in UK

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 ASUS ROG Strix B550-A Gaming is an ATX motherboard designed for the AMD AM4 socket, supporting 3rd Gen Ryzen and newer processors. Key specifications include a robust 12+2 teamed power stage design, dual M.2 slots (one featuring PCIe 4.0 connectivity), and support for up to 128GB of DDR4 memory reaching speeds of 5100MHz (OC). Its primary characteristics are its distinctive silver-and-white cyberpunk aesthetic, Intel 2.5Gb Ethernet, and premium SupremeFX S1220A audio. Main pros include excellent VRM thermal performance capable of handling high-end CPUs, a pre-mounted I/O shield for easier installation, and a user-friendly BIOS with FlashBack™ support. However, it lacks integrated WiFi or Bluetooth and the second M.2 slot shares bandwidth with a PCIe slot, disabling it when populated.

Technical Specifications of ASUS ROG Strix B550 A Gaming

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%

7.0

Memory

16.0%

8.2

Platform & Features

16.0%

6.1

Storage

15.0%

7.3

Network

13.0%

4.8

Ports & USB

8.0%

4.7

Expansion

8.0%

7.9

Power & Cooling

5.0%

9.6

Audio

6.8
ASUS ROG Strix B550 A Gaming has a technical score of 6.8 points, which is higher than that of 59.3% 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%

9.1

User reviews

30.0%

10

Popularity

User score:
United Kingdom
amazon
4.6
(2850)
amazon
4.5
(2292)
amazon
4.4
(387)
amazon
4.6
(5)
United States
Amazon_logo.png
4.6
(2941)
Amazon_logo.png
4.3
(386)

(Reviews last updated: May 2026)

9.4
ASUS ROG Strix B550 A Gaming has a user score of 9.36 points, which is higher than that of 94.7% 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.
10
ASUS ROG Strix B550 A Gaming has a popularity of 10 points, which is higher than 79.9% 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%

7.1

Overall score

40.0%

9.8

Price

7.9
ASUS ROG Strix B550 A Gaming has a quality-to-price ratio of 7.9 points, which is higher than 67.5% 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

Asus
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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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

ATX
ASUS ROG Strix B550 A Gaming has the ATX form factor, which is more versatile than that of 47.8% of motherboards and equal to that of 52.2% 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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

3,200 MT/s
ASUS ROG Strix B550 A Gaming supports memory speeds up to 3200 MT/s, which is lower than that of 62.8% of motherboards and equal to that of 10.9% of motherboards.
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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
ASUS ROG Strix B550 A Gaming 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/SATA
ASUS ROG Strix B550 A Gaming offers 1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4/SATA for M.2 slot interfaces, which is slower than that of 50.5% of motherboards and equal to that of 1.3% 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming supports RAID levels 0/1/10, which is narrower than 68.3% of motherboards and equal to 23.2% of motherboards.
JBOD excluded from RAID-level set
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
ASUS ROG Strix B550 A Gaming supports NVMe RAID. 40.3% of motherboards support this feature.
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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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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

?
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

yes
ASUS ROG Strix B550 A Gaming supports PCIe bifurcation. 39.1% of motherboards support this feature.
x8/x8, x4/x4/x4/x4.
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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

8
ASUS ROG Strix B550 A Gaming has 8 USB ports (rear I/O), which is more than 40.3% of motherboards and equal to 30.7% 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

14
ASUS ROG Strix B550 A Gaming has 14 USB ports (including headers), which is fewer than 51.8% of motherboards and equal to 12.9% 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
ASUS ROG Strix B550 A Gaming 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

1
ASUS ROG Strix B550 A Gaming has 1 USB-C ports (including headers), which is more than 30.5% of motherboards and equal to 21.3% 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
ASUS ROG Strix B550 A Gaming has 0 USB 3.2 Gen2x2 ports (USB-C), which is equal to 81.6% of motherboards.
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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
ASUS ROG Strix B550 A Gaming 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

Intel I225-V
ASUS ROG Strix B550 A Gaming uses the Intel I225-V LAN controller, which is more advanced than that of 86.3% of motherboards and equal to that of 5.7% of motherboards.
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
ASUS ROG Strix B550 A Gaming 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

no
ASUS ROG Strix B550 A Gaming does not support Wi-Fi connectivity. 49.1% 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)

N/A
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

SupremeFX S1220A
ASUS ROG Strix B550 A Gaming uses the SupremeFX S1220A audio codec, which is more advanced than that of 86.7% of motherboards and equal to that of 3.5% 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
ASUS ROG Strix B550 A Gaming 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
ASUS ROG Strix B550 A Gaming 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

yes
ASUS ROG Strix B550 A Gaming supports a headphone amp. 37% of motherboards support this feature.
headphone amp on rear port.
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
ASUS ROG Strix B550 A Gaming has 5 3.5mm audio jacks, which is more than 49.8% of motherboards and equal to 36.8% of motherboards.
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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

12+2
ASUS ROG Strix B550 A Gaming has 12+2 VRM phases, which is more than 62.1% of motherboards and equal to 2.6% 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

2
ASUS ROG Strix B550 A Gaming has 2 CPU power connectors, which is more than 54.6% of motherboards and equal to 45.3% 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

6
ASUS ROG Strix B550 A Gaming has 6 fan headers, which is more than 50.3% of motherboards and equal to 22.3% 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
ASUS ROG Strix B550 A Gaming 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

1 A
ASUS ROG Strix B550 A Gaming supports up to 1 A on the pump header, which is lower than that of 58.4% of motherboards and equal to that of 15.9% of motherboards.
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ASUS ROG Strix B550 A Gaming vs the average motherboard

  • Integrated I/O shield
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming has an integrated I/O shield, while the average motherboard does not. 46.1% of motherboards include an integrated I/O shield.
  • 1 more CPU power connectors
    ASUS ROG Strix B550 A Gaming has more CPU power connectors than the average motherboard (2 vs 1). The average motherboard has 1 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

    ASUS ROG Strix B550 A Gaming has more CPU power connectors than the average motherboard (2 vs 1). The average motherboard has 1 CPU power connectors.2 vs 1
  • Better audio codec
    ASUS ROG Strix B550 A Gaming has better audio codec than the average motherboard (SupremeFX S1,220A 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

    ASUS ROG Strix B550 A Gaming has better audio codec than the average motherboard (SupremeFX S1,220A vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.SupremeFX S1220A vs Realtek ALC898
  • 1 more USB 3.2 Gen2 USB-C ports
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming 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
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming 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
  • Newer CPU socket
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming 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
  • 2 more PCIe x1 slots
    ASUS ROG Strix B550 A Gaming has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
    What it is: The number of PCIe x1 slots on the motherboard.
    When it matters: When you want space for smaller add-in cards.

    Importance: MEDIUM

    Good value: >=2

    ASUS ROG Strix B550 A Gaming has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.3 vs 1
  • Supports ECC memory
    ASUS ROG Strix B550 A Gaming supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
    ECC requires compatible CPU.
    What it is: Shows whether the motherboard can work with ECC memory on supported CPU and platform combinations.
    When it matters: When stability and error correction matter in your system.

    Importance: MEDIUM

    ASUS ROG Strix B550 A Gaming supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • Integrated I/O shield
    ASUS ROG Strix B550 A Gaming 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
    ASUS ROG Strix B550 A Gaming has newer CPU socket than the average motherboard (AM4 vs LGA 1,151). The average motherboard uses LGA 1,151 CPU socket.
  • Supports ECC memory
    ASUS ROG Strix B550 A Gaming supports ECC memory, while the average motherboard does not. 20.9% of motherboards support ECC memory.
  • 2 more SATA 3 connectors
    ASUS ROG Strix B550 A Gaming 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
    ASUS ROG Strix B550 A Gaming has more PCIe 4.0x16 slots than the average motherboard (1 vs 0). The average motherboard has 0 PCIe 4.0x16 slot/s.
  • 2 more PCIe x1 slots
    ASUS ROG Strix B550 A Gaming has more PCIe x1 slots than the average motherboard (3 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 more USB 3.2 Gen2 USB-C ports
    ASUS ROG Strix B550 A Gaming 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 USB4 or Thunderbolt headers
    ASUS ROG Strix B550 A Gaming has more USB4 or Thunderbolt headers than the average motherboard (1 vs 0). The average motherboard has 0 USB4 or Thunderbolt header/s.
  • Better audio codec
    ASUS ROG Strix B550 A Gaming has better audio codec than the average motherboard (SupremeFX S1,220A vs Realtek ALC898). The average motherboard uses Realtek ALC898 audio codec.
  • 5 dB higher audio SNR
    ASUS ROG Strix B550 A Gaming has a higher audio SNR than the average motherboard (120 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • 1 more CPU power connectors
    ASUS ROG Strix B550 A Gaming has more CPU power connectors than the average motherboard (2 vs 1). The average motherboard has 1 CPU power connectors.
  • More VRM phases
    ASUS ROG Strix B550 A Gaming has more VRM phases than the average motherboard (12+2 vs 10). The average motherboard has 10 VRM phase/s.
  • 1 more RGB headers
    ASUS ROG Strix B550 A Gaming has more RGB headers than the average motherboard (2 vs 1). The average motherboard has 1 RGB header/s.
  • 1 more fan headers
    ASUS ROG Strix B550 A Gaming has more fan headers than the average motherboard (6 vs 5). The average motherboard has 5 fan header/s.

Total
Overall
Platform & Features
Memory
Storage
Expansion
Ports & USB
Audio
Power & Cooling
  • More basic motherboard chipset
    ASUS ROG Strix B550 A Gaming has more basic motherboard chipset than the average motherboard (AMD B550 vs Intel B860). The average motherboard uses Intel B860 chipset.
  • 30.4% lower maximum RAM speed
    ASUS ROG Strix B550 A Gaming has a lower maximum RAM speed than the average motherboard (3,200 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.
  • Slower M.2 slot interfaces
    ASUS ROG Strix B550 A Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4/SATA 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
    ASUS ROG Strix B550 A Gaming 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.
    JBOD excluded from RAID-level set
  • No multi-GPU support
    ASUS ROG Strix B550 A Gaming does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
  • 1 fewer total USB connections
    ASUS ROG Strix B550 A Gaming has fewer total USB connections than the average motherboard (14 vs 15). The average motherboard has 15 total USB connections.
  • 1 fewer PS/2 ports
    ASUS ROG Strix B550 A Gaming has fewer PS/2 ports than the average motherboard (0 vs 1). The average motherboard has 1 PS/2 port/s.
  • No Wi-Fi antenna included
    ASUS ROG Strix B550 A Gaming does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
  • No onboard RGB lighting
    ASUS ROG Strix B550 A Gaming does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • 1 fewer ARGB headers
    ASUS ROG Strix B550 A Gaming has fewer ARGB headers than the average motherboard (1 vs 2). The average motherboard has 2 ARGB header/s.
  • 1 A lower pump header current limit
    ASUS ROG Strix B550 A Gaming has a lower pump header current than the average motherboard (1 A vs 2 A). The average motherboard provides pump header current of 2 A.
  • More basic motherboard chipset
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming 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
    ASUS ROG Strix B550 A Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4/SATA 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

    ASUS ROG Strix B550 A Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4/SATA, 1x PCIe 3.0x4/SATA 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/SATA vs 1x PCIe 5.0x4, 2x PCIe 4.0x4
  • No Wi-Fi antenna included
    ASUS ROG Strix B550 A Gaming does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
    What it is: Shows whether the external Wi-Fi antenna is included with the motherboard package.
    When it matters: When the board has Wi-Fi and you want it ready to use right away.

    Importance: LOW

    ASUS ROG Strix B550 A Gaming does not include a Wi-Fi antenna, while the average motherboard does. 51.1% of motherboards include a Wi-Fi antenna.
  • Fewer RAID options
    ASUS ROG Strix B550 A Gaming 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.
    JBOD excluded from RAID-level set
    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

    ASUS ROG Strix B550 A Gaming 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
  • No multi-GPU support
    ASUS ROG Strix B550 A Gaming does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
    What it is: Shows whether the board can run more than one graphics card in a supported multi-GPU configuration.
    When it matters: When you plan to run more than one graphics card.

    Importance: LOW

    ASUS ROG Strix B550 A Gaming does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
  • No onboard RGB lighting
    ASUS ROG Strix B550 A Gaming 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

    ASUS ROG Strix B550 A Gaming does not have onboard RGB lighting, while the average motherboard does. 50.3% of motherboards include onboard RGB lighting.
  • 30.4% lower maximum RAM speed
    ASUS ROG Strix B550 A Gaming has a lower maximum RAM speed than the average motherboard (3,200 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.
    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

    ASUS ROG Strix B550 A Gaming has a lower maximum RAM speed than the average motherboard (3,200 MT/s vs 4,600 MT/s). The average motherboard supports RAM speed of 4,600 MT/s.3200 MT/s vs 4600 MT/s
  • 1 fewer total USB connections
    ASUS ROG Strix B550 A Gaming has fewer total USB connections than the average motherboard (14 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

    ASUS ROG Strix B550 A Gaming has fewer total USB connections than the average motherboard (14 vs 15). The average motherboard has 15 total USB connections.14 vs 15
Total
Platform & Features
Memory
Storage
Expansion
Ports & USB
Network
Power & Cooling

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Third-party reviews

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2850 Reviews
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(Reviews last updated: May 2026)

What customers like about ASUS ROG Strix B550 A Gaming?

  • Striking white and silver aesthetic, ideal for themed PC builds
  • Robust 12+2 power stage design capable of handling high-end Ryzen CPUs
  • Excellent onboard SupremeFX audio quality
  • User-friendly BIOS with helpful features like BIOS FlashBack
  • Solid connectivity including 2.5Gb Ethernet and PCIe 4.0 support
  • Good thermal performance with massive heatsinks for VRM and M.2 slots

What customers dislike about ASUS ROG Strix B550 A Gaming?

  • Lacks integrated Wi-Fi and Bluetooth connectivity
  • No front-panel USB Type-C header (USB 3.2 Gen 2)
  • Higher price point compared to some other B550 motherboards
  • Some users reported initial driver installation issues (specifically network drivers)
  • Limited RGB lighting on the board itself compared to other ROG Strix models
  • Occasional reports of USB connectivity stability issues on the Ryzen platform

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