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ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 vs ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5

Updated August 2026 — ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 leads on features and thermals.

The ASUS ROG Strix B650-A Gaming WiFi offers superior performance and features compared to the ASRock B550M-ITX/AC. For serious gamers, the ASUS is the better choice.

Why ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 is better

Price

ASRock is $30 cheaper

Size

Mini ITX form factor is more compact

Basic Features

Sufficient for mid-range builds

Why ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 is better

Performance

Supports newer Ryzen processors

Memory Support

DDR5 support for faster speeds

Connectivity

More M.2 slots and WiFi 6E included

Overall score

ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4
70
ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5
85

Specifications

SpecASRock B550M-ITX/AC Supports 3rd Gen AMD AM4ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5
Processor Support3rd Gen AMD Ryzen9000, 8000, 7000 Series
Max Memory SpeedDDR4 4733+DDR5
M.2 Slots13
Audio CodecRealtek ALC887High-quality audio
Thermal DesignBasicAdvanced with heatsinks

Dimension comparison

ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5

Overview of Both Motherboards

The ASRock B550M-ITX/AC is priced at $109.99, making it a budget-friendly option, while the ASUS ROG Strix B650-A Gaming WiFi comes in at $139.99, making it about 27% more expensive. The two motherboards cater to different needs in the PC building community, with the ASRock being a Mini ITX board for compact builds and the ASUS targeting gamers with its robust feature set and larger ATX design.

Performance Capabilities

When it comes to performance, the ASUS ROG Strix B650-A Gaming WiFi shines with its support for AMD's latest Ryzen processors, including the 9000 series. In contrast, the ASRock B550M-ITX/AC supports the 3rd Gen AMD AM4 Ryzen processors and focuses more on providing a solid base for mid-range builds. The ROG Strix features a more advanced power solution with 12 + 2 power stages, compared to the simpler design of the ASRock. This makes the ASUS more suitable for high-performance gaming and overclocking scenarios.

Memory Support

The memory support of these two motherboards varies significantly. The ASRock B550M-ITX/AC supports DDR4 memory with a maximum overclocking capability of 4733 MHz, which is impressive for its category. On the other hand, the ASUS ROG Strix B650-A Gaming WiFi supports the newer DDR5 standard, enabling faster memory speeds and better overall performance. This makes the ASUS motherboard a more future-proof choice for those looking to build a high-end gaming rig.

Connectivity Options

Connectivity is another area where the ASUS ROG Strix B650-A Gaming WiFi excels. It features multiple M.2 slots, including one PCIe 5.0 slot, which is essential for maximizing storage performance in modern gaming setups. The ASRock B550M-ITX/AC, while functional, offers fewer connectivity options with its single M.2 slot. In terms of networking, the ASUS board includes WiFi 6E capabilities, providing faster wireless connectivity, whereas the ASRock board lacks built-in WiFi, requiring an additional card for wireless networking.

Audio Performance

Audio capabilities are crucial for gamers and multimedia enthusiasts. The ASRock B550M-ITX/AC features 7.1 channel HD audio powered by the Realtek ALC887 codec, which is suitable for most users. However, the ASUS ROG Strix B650-A Gaming WiFi also provides high-quality audio performance and is designed with gamers in mind, ensuring an immersive experience. While both motherboards deliver solid audio, the ASUS is often seen as more tailored for high-fidelity sound in gaming scenarios.

Thermal Management

Thermal management is critical for maintaining performance during intense gaming sessions. The ASUS ROG Strix B650-A Gaming WiFi incorporates a robust thermal design with massive VRM heatsinks and airflow channels, making it better equipped to handle heat dissipation. In contrast, the ASRock B550M-ITX/AC has a simpler thermal solution, which might suffice for moderate use but could struggle under extreme conditions. This difference is essential for users who plan to push their systems hard.

Build Quality and Design

In terms of build quality, both motherboards reflect their brands' commitment to performance. The ASUS ROG Strix B650-A Gaming WiFi boasts a sleek design with RGB lighting and a professional aesthetic that appeals to gamers. The ASRock B550M-ITX/AC, while functional, has a more utilitarian design that may not attract the same level of attention. The ASUS motherboard's premium materials and design make it more appealing for users who want a visually striking build.

Which should you buy?

Choosing between the ASRock B550M-ITX/AC and the ASUS ROG Strix B650-A Gaming WiFi ultimately depends on your specific needs and budget. If you're looking for an affordable option for a compact build that supports older Ryzen processors, the ASRock at $109.99 is a solid choice. However, for those who want a more powerful and future-proof motherboard with features like DDR5 support, enhanced thermal management, and superior connectivity options, the ASUS at $139.99 is worth the investment. While both products have their strengths, the ASUS ROG Strix B650-A Gaming WiFi stands out for serious gamers seeking high performance and advanced features.