ASUS ROG Strix B550 I Gaming Review | 107 Data compared
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ASUS ROG Strix B550 I Gaming Review | 107 Data compared

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  • Avg. price in UK: ~£200
  • Avg. price in US: ~$230
  • CPU socket: AM4
  • Chipset: AMD B550
  • Form factor: Mini-ITX

ASUS ROG Strix B550 I Gaming review. Compare 107 technical specifications and user reviews to see how this product ranks in the Motherboards category and whether it is worth buying.

6.8

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%

6.6

Technical Score

10.0%

9.4

User score

Good
6.6

Technical Score

What it is: An assessment of technical performance for products in the Motherboards category across these key areas: Platform & Features, Memory, Storage, Expansion, Ports & USB, Network, Audio, Power & Cooling.

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

Score components:

19.0%

4.4

Memory

16.0%

8.5

Platform & Features

16.0%

6.4

Storage

15.0%

9.2

Network

13.0%

5.2

Ports & USB

8.0%

4.6

Expansion

8.0%

5.6

Power & Cooling

5.0%

9.4

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
4.5
(861)
amazon
4.6
(609)
United States
Amazon_logo.png
4.5
(895)
Amazon_logo.png
4.6
(601)

(Reviews last updated: May 2026)

Exceptional
  • 5.8
    Gaming

    Score components:

    28.0%

    5.8

    VRM phases

    22.0%

    5.5

    N. of M.2 sockets

    18.0%

    10

    LAN speed

    17.0%

    5.9

    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-I Gaming is a premium Mini-ITX motherboard designed for SFF builds, featuring the AMD AM4 socket with support for Ryzen 3000, 4000 G-Series, and 5000 Series desktop processors. Its core specifications include an 8+2 teamed power stage design with ProCool II connectors, dual M.2 slots (one supporting PCIe 4.0), and connectivity options like Intel 2.5 Gb Ethernet, Wi-Fi 6 (802.11ax), and HDMI 2.1. Main pros include its robust VRM cooling with a semi-active fan, high-performance SupremeFX S1220A audio, and inclusion of a BIOS FlashBack button for easy firmware updates. However, it is noted for being relatively expensive for a B550 board and has a limited number of rear USB Type-A ports and fan headers, which may necessitate the use of splitters or hubs for complex setups.

Technical Specifications of motherboard ASUS ROG Strix B550 I Gaming

Technical Score

What it is: An assessment of technical performance for products in the Motherboards category across these key areas: Platform & Features, Memory, Storage, Expansion, Ports & USB, Network, Audio, Power & Cooling.

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

Score components:

19.0%

4.4

Memory

16.0%

8.5

Platform & Features

16.0%

6.4

Storage

15.0%

9.2

Network

13.0%

5.2

Ports & USB

8.0%

4.6

Expansion

8.0%

5.6

Power & Cooling

5.0%

9.4

Audio

6.6
ASUS ROG Strix B550 I Gaming has a technical score of 6.56 points, which is higher than that of 52.3% 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
4.5
(861)
amazon
4.6
(609)
United States
Amazon_logo.png
4.5
(895)
Amazon_logo.png
4.6
(601)

(Reviews last updated: May 2026)

9.4
ASUS ROG Strix B550 I Gaming has a user score of 9.36 points, which is higher than that of 95.7% 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 I Gaming has a popularity of 10 points, which is higher than 91.5% 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%

6.8

Overall score

40.0%

9.5

Price

7.6
ASUS ROG Strix B550 I Gaming has a quality-to-price ratio of 7.6 points, which is higher than 54.6% 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: LOW

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 I 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
What it is: The processor platform supported by the motherboard, indicating compatibility with Intel or AMD processors.
When it matters: When choosing a motherboard to match your chosen processor brand (Intel or AMD).

Importance: LOW

Good value: Intel

AMD
ASUS ROG Strix B550 I Gaming is built for the AMD CPU platform, which is less common than that of 68.5% of motherboards and equal to that of 31.5% of motherboards.
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 I Gaming uses the AMD B550 chipset, which is more advanced than that of 50.6% 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: LOW

Mini-ITX
ASUS ROG Strix B550 I Gaming has the Mini-ITX form factor, which is less versatile than that of 84.6% of motherboards and equal to that of 7.3% 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 I Gaming uses DDR4 memory, which is newer than that of 13.5% of motherboards and equal to that of 50.8% 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: MEDIUM

Good value: >=4

2
ASUS ROG Strix B550 I Gaming has 2 Memory slots, which is fewer than 78.6% of motherboards and equal to 21.4% 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

64 GB
ASUS ROG Strix B550 I Gaming supports up to 64 GB of memory, which is less than 62.6% of motherboards and equal to 24.3% 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: LOW

2
ASUS ROG Strix B550 I Gaming supports 2 memory channels, which is more than 0.2% of motherboards and equal to 92.6% 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: LOW

Good value: >=6400 MT/s

5,100 MT/s
ASUS ROG Strix B550 I Gaming supports memory speeds up to 5,100 MT/s, which is higher than that of 59.5% of motherboards and equal to that of 1% of motherboards.
maximum depends on CPU configuration
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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 I Gaming has 2 M.2 sockets, which is more than 30.8% of motherboards and equal to 34.4% 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: MEDIUM

1x PCIe 4 x4, 1x PCIe 3 x4/SATA
ASUS ROG Strix B550 I Gaming offers 1x PCIe 4.0x4, 1x PCIe 3.0x4/SATA for M.2 slot interfaces, which is faster than that of 53.2% of motherboards and equal to that of 2.4% 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: LOW

Good value: >=6

4
ASUS ROG Strix B550 I Gaming has 4 SATA 3 connectors, which is more than 5.6% of motherboards and equal to 46.2% 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: LOW

0/1/10
ASUS ROG Strix B550 I Gaming supports RAID levels 0/1/10, which is narrower than 68.1% of motherboards and equal to 23.3% 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: MEDIUM

yes
ASUS ROG Strix B550 I 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: LOW

Good value: >=1

0
ASUS ROG Strix B550 I Gaming has 0 PCIe 5.0x16 slots, which is fewer than 31.5% of motherboards and 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: LOW

Good value: >=1

1
ASUS ROG Strix B550 I Gaming has 1 PCIe 4.0x16 slots, which is more than 55.5% of motherboards and equal to 35.4% 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: LOW

0
ASUS ROG Strix B550 I Gaming has 0 PCIe 3.0x16 slots, which is fewer than 59.6% of motherboards and equal to 40.4% 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: LOW

x16
ASUS ROG Strix B550 I Gaming uses x16 for PCIe slot electrical configuration, which is less flexible than that of 81% of motherboards and equal to that of 16.1% 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: LOW

Good value: yes

yes
ASUS ROG Strix B550 I Gaming supports PCIe bifurcation. 40.4% of motherboards support this feature.
x8/x8, x8/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: HIGH

Good value: >=8

6
ASUS ROG Strix B550 I Gaming has 6 USB ports (rear I/O), which is fewer than 64.3% of motherboards and equal to 32.7% 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

11
ASUS ROG Strix B550 I Gaming has 11 USB ports (including headers), which is fewer than 88.9% of motherboards and equal to 3% 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

2
ASUS ROG Strix B550 I Gaming has 2 USB-C ports (rear I/O), which is more than 84.2% of motherboards and equal to 12.3% 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: LOW

Good value: >=2

3
ASUS ROG Strix B550 I Gaming has 3 USB-C ports (including headers), which is more than 84.6% of motherboards and equal to 11% 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: LOW

Good value: >=1

0
ASUS ROG Strix B550 I Gaming has 0 USB 3.2 Gen2x2 ports (USB-C), which is fewer than 18.3% of motherboards and equal to 81.7% 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
ASUS ROG Strix B550 I Gaming supports LAN speeds up to 2.5 Gbps, which is higher than that of 49.3% of motherboards and equal to that of 41.4% 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: MEDIUM

1
ASUS ROG Strix B550 I Gaming has 1 RJ45 ports, which is fewer than 14.4% of motherboards and 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: LOW

Good value: yes

yes
ASUS ROG Strix B550 I Gaming supports Wi-Fi connectivity. 50% 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: HIGH

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

Wi-Fi 6 (802.11ax)
ASUS ROG Strix B550 I Gaming supports Wi-Fi 6 (802.11ax), which is newer than that of 60.5% of motherboards and equal to that of 11.6% of motherboards.
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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 I Gaming uses the SupremeFX S1,220A audio codec, which is more advanced than that of 86.8% of motherboards and equal to that of 3.4% 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 I 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: LOW

Good value: >=120 dB

120 dB
ASUS ROG Strix B550 I Gaming has an audio SNR of 120 dB, which is higher than that of 56% of motherboards and equal to that of 40.5% 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

Good value: yes

yes
ASUS ROG Strix B550 I Gaming supports a headphone amp. 40.8% of motherboards support this feature.
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

3
ASUS ROG Strix B550 I Gaming has 3 3.5mm audio jacks, which is fewer than 50.4% of motherboards and equal to 38.1% 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: MEDIUM

Good value: >=12

8+2
ASUS ROG Strix B550 I Gaming has 8+2 VRM phases, which is fewer than 57.4% of motherboards and equal to 4.4% 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: LOW

Good value: >=2

1
ASUS ROG Strix B550 I Gaming has 1 CPU power connectors, which is fewer than 45.5% of motherboards and 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: LOW

Good value: >=6

3
ASUS ROG Strix B550 I Gaming has 3 fan headers, which is fewer than 77.1% of motherboards and equal to 14.8% 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: LOW

Good value: yes

yes
ASUS ROG Strix B550 I Gaming has a pump header. 21.9% 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 I Gaming supports up to 1 A on the pump header, which is lower than that of 56.3% of motherboards and equal to that of 19.7% of motherboards.
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ASUS ROG Strix B550 I Gaming vs the average motherboard

  • 2 more USB 3.2 Gen2 ports
    ASUS ROG Strix B550 I Gaming has more USB 3.2 Gen2 ports than the average motherboard (3 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
    What it is: The number of rear USB 3.2 Gen2 Type-A ports on the motherboard.
    When it matters: When you want faster USB-A ports for storage or accessories.

    Importance: MEDIUM

    Good value: >=2

    ASUS ROG Strix B550 I Gaming has more USB 3.2 Gen2 ports than the average motherboard (3 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.3 vs 1
  • Better audio codec
    ASUS ROG Strix B550 I Gaming has better audio codec than the average motherboard (SupremeFX S1,220A vs Realtek ALC897). The average motherboard uses Realtek ALC897 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 I Gaming has better audio codec than the average motherboard (SupremeFX S1,220A vs Realtek ALC897). The average motherboard uses Realtek ALC897 audio codec.SupremeFX S1220A vs Realtek ALC897
  • 1 more rear USB-C ports
    ASUS ROG Strix B550 I Gaming has more rear USB-C ports than the average motherboard (2 vs 1). The average motherboard has 1 rear USB-C port/s.
    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

    ASUS ROG Strix B550 I Gaming has more rear USB-C ports than the average motherboard (2 vs 1). The average motherboard has 1 rear USB-C port/s.2 vs 1
  • Integrated I/O shield
    ASUS ROG Strix B550 I Gaming has an integrated I/O shield, while the average motherboard does not. 46% 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

    Good value: yes

    ASUS ROG Strix B550 I Gaming has an integrated I/O shield, while the average motherboard does not. 46% of motherboards include an integrated I/O shield.
  • 1 more USB 3.2 Gen2 USB-C ports
    ASUS ROG Strix B550 I 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: LOW

    Good value: >=1

    ASUS ROG Strix B550 I 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 I 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: LOW

    Good value: >=1

    ASUS ROG Strix B550 I 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
  • 2 more total USB-C connections
    ASUS ROG Strix B550 I Gaming has more total USB-C connections than the average motherboard (3 vs 1). The average motherboard has 1 total USB-C connections.
    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: LOW

    Good value: >=2

    ASUS ROG Strix B550 I Gaming has more total USB-C connections than the average motherboard (3 vs 1). The average motherboard has 1 total USB-C connections.3 vs 1
  • Newer CPU socket
    ASUS ROG Strix B550 I 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 I 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
  • Integrated I/O shield
    ASUS ROG Strix B550 I Gaming has an integrated I/O shield, while the average motherboard does not. 46% of motherboards include an integrated I/O shield.
  • Newer CPU socket
    ASUS ROG Strix B550 I 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 I Gaming supports ECC memory, while the average motherboard does not. 21% of motherboards support ECC memory.
  • 1 more PCIe 4.0x16 slots
    ASUS ROG Strix B550 I 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 USB 3.2 Gen2 ports
    ASUS ROG Strix B550 I Gaming has more USB 3.2 Gen2 ports than the average motherboard (3 vs 1). The average motherboard has 1 USB 3.2 Gen2 port/s.
  • 1 more rear USB-C ports
    ASUS ROG Strix B550 I Gaming has more rear USB-C ports than the average motherboard (2 vs 1). The average motherboard has 1 rear USB-C port/s.
  • 1 more USB 3.2 Gen2 USB-C ports
    ASUS ROG Strix B550 I 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.
  • 2 more total USB-C connections
    ASUS ROG Strix B550 I Gaming has more total USB-C connections than the average motherboard (3 vs 1). The average motherboard has 1 total USB-C connections.
  • 1 more USB 3.2 Gen2 headers
    ASUS ROG Strix B550 I Gaming has more USB 3.2 Gen2 headers than the average motherboard (1 vs 0). The average motherboard has 0 USB 3.2 Gen2 header/s.
  • Supports Bluetooth
    ASUS ROG Strix B550 I Gaming supports Bluetooth, while the average motherboard does not. 48.9% of motherboards support Bluetooth.
  • Newer Wi-Fi standard
    ASUS ROG Strix B550 I Gaming has newer Wi-Fi standard than the average motherboard (Wi-Fi 6 (802.11ax) vs Wi-Fi 5 (802.11ac)). The average motherboard supports Wi-Fi 5 (802.11ac) Wi-Fi.
  • Better audio codec
    ASUS ROG Strix B550 I Gaming has better audio codec than the average motherboard (SupremeFX S1,220A vs Realtek ALC897). The average motherboard uses Realtek ALC897 audio codec.
  • 5 dB higher audio SNR
    ASUS ROG Strix B550 I Gaming has a higher audio SNR than the average motherboard (120 dB vs 115 dB). The average motherboard has audio SNR of 115 dB.
  • 135 mm shorter
    ASUS ROG Strix B550 I Gaming is shorter than the average motherboard (170 mm vs 305 mm). The average motherboard height is 305 mm.
  • 74 mm narrower
    ASUS ROG Strix B550 I Gaming is narrower than the average motherboard (170 mm vs 244 mm). The average motherboard width is 244 mm.

Total
Overall
Platform & Features
Memory
Expansion
Ports & USB
Network
Audio
Power & Cooling
  • More basic motherboard chipset
    ASUS ROG Strix B550 I Gaming 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
    ASUS ROG Strix B550 I Gaming has less versatile form factor than the average motherboard (Mini-ITX vs ATX). The average motherboard comes in ATX form factor.
  • Older CPU platform
    ASUS ROG Strix B550 I Gaming uses the AMD CPU platform compared to Intel on the average motherboard. The average motherboard uses Intel CPU platform.
  • 2 fewer memory slots
    ASUS ROG Strix B550 I Gaming has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.
  • 50% less maximum memory capacity
    ASUS ROG Strix B550 I Gaming has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.
  • Slower M.2 slot interfaces
    ASUS ROG Strix B550 I Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4, 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 I 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
  • Less flexible PCIe lane configuration
    ASUS ROG Strix B550 I Gaming has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 PCIe slot lane configuration.
  • No multi-GPU support
    ASUS ROG Strix B550 I Gaming does not support multi-GPU, while the average motherboard does. 54.6% of motherboards support multi-GPU.
  • 1 fewer PCIe x1 slots
    ASUS ROG Strix B550 I Gaming has fewer PCIe x1 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe x1 slot/s.
  • 1 fewer PCIe 3.0x16 slots
    ASUS ROG Strix B550 I Gaming has fewer PCIe 3.0x16 slots than the average motherboard (0 vs 1). The average motherboard has 1 PCIe 3.0x16 slot/s.
  • 2 fewer rear USB ports
    ASUS ROG Strix B550 I Gaming has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.
  • 4 fewer total USB connections
    ASUS ROG Strix B550 I Gaming has fewer total USB connections than the average motherboard (11 vs 15). The average motherboard has 15 total USB connections.
  • 2 fewer USB 3.2 Gen1 ports
    ASUS ROG Strix B550 I Gaming 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.
  • 1 fewer USB 2.0 headers
    ASUS ROG Strix B550 I Gaming has fewer USB 2.0 headers than the average motherboard (1 vs 2). The average motherboard has 2 USB 2.0 header/s.
  • 1 fewer PS/2 ports
    ASUS ROG Strix B550 I Gaming has fewer PS/2 ports than the average motherboard (0 vs 1). The average motherboard has 1 PS/2 port/s.
  • Older Bluetooth version
    ASUS ROG Strix B550 I Gaming has older Bluetooth version than the average motherboard (5.1 vs 5.4). The average motherboard supports Bluetooth 5.4.
  • 2 fewer 3.5mm audio jacks
    ASUS ROG Strix B550 I Gaming has fewer 3.5mm audio jacks than the average motherboard (3 vs 5). The average motherboard has 5 3.5mm audio jacks.
  • 2.5 fewer fan headers
    ASUS ROG Strix B550 I Gaming has fewer fan headers than the average motherboard (3 vs 5.5). The average motherboard has 5.5 fan header/s.
  • No onboard RGB lighting
    ASUS ROG Strix B550 I Gaming does not have onboard RGB lighting, while the average motherboard does. 50.4% of motherboards include onboard RGB lighting.
  • 1 fewer ARGB headers
    ASUS ROG Strix B550 I 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 I 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 I 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 I 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
  • 2 fewer memory slots
    ASUS ROG Strix B550 I Gaming has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.
    What it is: The number of RAM slots on the motherboard.
    When it matters: When you want more room for future memory upgrades.

    Importance: MEDIUM

    Good value: >=4

    ASUS ROG Strix B550 I Gaming has fewer memory slots than the average motherboard (2 vs 4). The average motherboard has 4 memory slot/s.2 vs 4
  • 2 fewer rear USB ports
    ASUS ROG Strix B550 I Gaming 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: HIGH

    Good value: >=8

    ASUS ROG Strix B550 I Gaming has fewer rear USB ports than the average motherboard (6 vs 8). The average motherboard has 8 rear USB port/s.6 vs 8
  • Slower M.2 slot interfaces
    ASUS ROG Strix B550 I Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4, 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: MEDIUM

    ASUS ROG Strix B550 I Gaming has slower M.2 slot interfaces than the average motherboard (1x PCIe 4.0x4, 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 4x4, 1x PCIe 3x4/SATA vs 1x PCIe 5x4, 2x PCIe 4x4
  • 50% less maximum memory capacity
    ASUS ROG Strix B550 I Gaming has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.
    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

    ASUS ROG Strix B550 I Gaming has fewer maximum memory capacity than the average motherboard (64 GB vs 128 GB). The average motherboard supports 128 GB of memory.64 GB vs 128 GB
  • 4 fewer total USB connections
    ASUS ROG Strix B550 I Gaming has fewer total USB connections than the average motherboard (11 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 I Gaming has fewer total USB connections than the average motherboard (11 vs 15). The average motherboard has 15 total USB connections.11 vs 15
  • Less flexible PCIe lane configuration
    ASUS ROG Strix B550 I Gaming has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 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: LOW

    ASUS ROG Strix B550 I Gaming has less flexible PCIe lane configuration than the average motherboard (x16 vs x16/x0/x4, x8/x8/x4). The average motherboard uses x16/x0/x4, x8/x8/x4 PCIe slot lane configuration.x16 vs x16/x0/x4, x8/x8/x4
  • Fewer RAID options
    ASUS ROG Strix B550 I 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: LOW

    ASUS ROG Strix B550 I 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
Total
Overall
Platform & Features
Memory
Storage
Expansion
Ports & USB
Network
Audio
Power & Cooling

Graphic comparison of ASUS ROG Strix B550 I Gaming and other products in the Motherboards category

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Third-party reviews

United Kingdom
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4.5
861 Reviews
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4.6
609 Reviews
United States
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4.5
895 Reviews
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4.6
601 Reviews

(Reviews last updated: May 2026)

What customers like about ASUS ROG Strix B550 I Gaming?

  • Excellent out-of-the-box performance and stability for the Mini-ITX form factor.
  • Robust power delivery (8+2 power stages) capable of handling high-end Ryzen processors.
  • Comprehensive connectivity including PCIe 4.0 support, WiFi 6, and 2.5Gb Ethernet.
  • Smart thermal design with a semi-active VRM fan and dedicated M.2 heatsink.
  • User-friendly features like BIOS FlashBack and a front-panel USB-C header.
  • High-quality onboard audio (SupremeFX S1220A) with AI noise cancellation.

What customers dislike about ASUS ROG Strix B550 I Gaming?

  • Limited number of USB Type-A ports on the rear I/O compared to some competitors.
  • Relatively high price point that often overlaps with mid-range X570 motherboards.
  • Lack of an optical audio output (S/PDIF).
  • Occasional reports of BIOS stability issues and audio driver cracking noises.
  • Limited number of fan headers (typically three), which may require splitters for complex cooling setups.

Video reviews

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