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ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 vs ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX

Updated August 2026 — ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX leads on future-proof and connectivity.

The ASUS ROG Strix X870-A offers superior performance and future-proofing compared to the ASRock B550M-ITX/AC, making it the better choice for high-end builds.

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

Price

ASRock is significantly cheaper at $109.99.

Size

ASRock is a Mini ITX board, ideal for compact builds.

Basic Features

ASRock supports a range of AMD Ryzen processors.

Why ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX is better

Performance

ASUS supports the latest AMD Ryzen 7000 series.

Future-Proofing

ASUS has an AM5 socket for future upgrades.

Connectivity

ASUS offers PCIe 5.0 and WiFi 7 support.

Overall score

ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4
65
ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX
85

Specifications

SpecASRock B550M-ITX/AC Supports 3rd Gen AMD AM4ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX
Socket TypeAM4AM5
Power Stages416+2+2
OverclockingBasicAdvanced
Audio Codec7.1 CHAdvanced
WiFi SupportNoWiFi 7

Dimension comparison

ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX

Overview of the ASRock B550M-ITX/AC and ASUS ROG Strix X870-A

The ASRock B550M-ITX/AC is priced at $109.99, making it a budget-friendly option for gamers and PC builders. In contrast, the ASUS ROG Strix X870-A Gaming WiFi comes at a premium price of $249.99, representing a difference of about 127%. This pricing disparity highlights the significant investment required for the advanced features and capabilities of the ASUS motherboard, particularly for those aiming for high-performance gaming and computing setups.

Performance Capabilities

When it comes to performance, the ASUS ROG Strix X870-A Gaming WiFi is engineered for advanced AI computing and is compatible with the latest AMD Ryzen 7000, 8000, and 9000 series processors. Its superior specifications, including a robust 16+2+2 power solution that delivers 90A per stage, allow for efficient power delivery and enhanced performance during demanding tasks. On the other hand, the ASRock B550M-ITX/AC supports AMD's AM4 Ryzen 3000 and 5000 series processors, making it suitable for mid-range builds but lacking the future-proofing that the ASUS board offers. The ASUS motherboard is clearly tailored for users who prioritize cutting-edge performance.

Compatibility and Future-Proofing

The ASUS ROG Strix X870-A Gaming WiFi is built with future-proofing in mind, featuring an AMD AM5 socket that supports the next generations of Ryzen processors, ensuring long-term compatibility as technology evolves. In contrast, the ASRock B550M-ITX/AC is limited to the AMD AM4 socket, which restricts its compatibility to existing Ryzen processors. This difference is crucial for users planning to upgrade their systems in the coming years, as the ASUS board provides a more versatile foundation for future enhancements.

Overclocking and Cooling Features

The ASUS ROG Strix X870-A includes advanced overclocking technologies, such as Dynamic OC Switcher and AI Overclocking, which simplify the process of boosting performance. These sophisticated features cater to enthusiasts seeking maximum power from their setups, while also ensuring optimal cooling with AI Cooling II. Meanwhile, the ASRock B550M-ITX/AC, while capable of overclocking, lacks the same level of sophistication and automation, making it less appealing for serious gamers looking to push their hardware to the limits.

Connectivity Options

In terms of connectivity, the ASUS ROG Strix X870-A Gaming WiFi outshines the ASRock B550M-ITX/AC with its support for PCIe 5.0, USB4®, and WiFi 7. This expansive range of connectivity options enables faster data transfer rates and improved networking capabilities, crucial for high-performance gaming and productivity. The ASRock model, while offering DisplayPort and HDMI outputs, does not match the comprehensive connectivity features of its competitor, making it less suitable for users who require the latest technology in their builds.

Audio and Multimedia Features

The ASRock B550M-ITX/AC features a 7.1 channel HD audio codec, providing decent sound quality for gaming and multimedia experiences. However, the ASUS ROG Strix X870-A takes audio to the next level with its advanced audio capabilities, ensuring a more immersive experience. While the ASRock motherboard is sufficient for average users, the ASUS model is designed for those who prioritize high-fidelity sound in their gaming and entertainment setups.

Aesthetic and Build Quality

The aesthetic appeal of the ASUS ROG Strix X870-A is enhanced by its sleek white PCB design, which stands out in any build. The premium materials and construction quality reflect ASUS's commitment to durability and style, making it a visually striking choice for gamers. In contrast, the ASRock B550M-ITX/AC, while solidly built, lacks the same level of visual flair and premium finish. For users who value aesthetics alongside performance, the ASUS motherboard is the clear winner in this category.

Which should you buy?

Choosing between the ASRock B550M-ITX/AC and the ASUS ROG Strix X870-A ultimately depends on your specific needs and budget. If you are looking for a cost-effective solution for a mid-range build and do not require the latest specifications, the ASRock model at $109.99 offers solid performance for its price. However, for those seeking a future-proof, high-performance motherboard capable of handling advanced applications and demanding gaming needs, the ASUS ROG Strix X870-A, despite its higher price of $249.99, is the superior choice. The decision hinges on whether you prioritize cost savings or cutting-edge technology and performance.