ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 vs ASUS ROG Maximus Z890 Hero Intel® Z890 LGA 1851
Updated August 2026 — ASUS ROG Maximus Z890 Hero Intel® Z890 LGA 1851 leads on connectivity and price.
The ASRock B550M-ITX/AC is a budget-friendly option for AMD users, while the ASUS ROG Maximus Z890 Hero offers advanced features for high-end performance. Choose based on your needs and budget.
Why ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 is better
Price
More affordable at $109.99
Size
Mini ITX form factor for compact builds
Compatibility
Supports AMD Ryzen processors
Why ASUS ROG Maximus Z890 Hero Intel® Z890 LGA 1851 is better
Performance
Supports Intel Core Ultra Processors
Connectivity
Includes Thunderbolt 4 and PCIe 5.0
Overclocking
Advanced AI overclocking features
Overall score
Specifications
| Spec | ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 | ASUS ROG Maximus Z890 Hero Intel® Z890 LGA 1851 |
|---|---|---|
| Socket | AM4 | LGA 1851 |
| Memory Type | DDR4 | DDR5 |
| M.2 Slots | 1 | 3 |
| Audio Codec | Realtek ALC887 | Advanced |
| Form Factor | Mini ITX | ATX |
Dimension comparison
Overview of the Products
When comparing ASRock B550M-ITX/AC and ASUS ROG Maximus Z890 Hero, the first noticeable difference is their target audience and price point. The ASRock B550M-ITX/AC is priced at $109.99, making it a budget-friendly option, while the ASUS ROG Maximus Z890 Hero comes in at $357.16, reflecting its advanced features and capabilities. This significant price difference of about 225% indicates that the ASUS model is designed for high-end users who seek cutting-edge technology and performance.
Performance Capabilities
The ASRock B550M-ITX/AC is built for AMD's Ryzen processors, supporting a range from 3rd Gen to future AMD Ryzen models. Its features include support for DDR4 memory at speeds up to 4733 MHz (overclocked), making it a solid choice for gamers and general users seeking reliable performance. In contrast, the ASUS ROG Maximus Z890 Hero is tailored for Intel's LGA 1851 socket and is ready for Intel Core Ultra Processors (series 2), emphasizing its readiness for demanding AI applications. This motherboard also supports DDR5 memory, further enhancing its performance capabilities, especially in high-performance gaming and content creation.
Connectivity Options
Connectivity is a key area where the ASUS ROG Maximus Z890 Hero shines, featuring three PCIe 5.0 M.2 slots, Thunderbolt 4, and USB Type-C® ports, providing extensive options for expansion and high-speed data transfer. The ASRock B550M-ITX/AC, while offering essential ports such as HDMI and DisplayPort for graphics output, lacks the advanced connectivity options seen in the ASUS model. The advanced connectivity in the ASUS motherboard makes it more appealing for users who require superior data handling and future-proofing.
Overclocking and Cooling Technologies
Overclocking capabilities differ significantly between the two products. The ASRock B550M-ITX/AC is designed for solid performance and overclocking potential, suitable for enthusiasts looking to enhance their gaming experience. However, the ASUS ROG Maximus Z890 Hero takes this to another level with exclusive AI technologies for overclocking and cooling, including AI Overclocking and AI Cooling II. This extensive range of features not only simplifies the setup process but also optimizes performance, making the ASUS motherboard a more powerful choice for hardcore gamers and professionals.
Audio Features
Audio quality is another area of differentiation. The ASRock B550M-ITX/AC comes with 7.1 CH HD Audio powered by the Realtek ALC887 Audio Codec, providing a decent audio experience for gamers and multimedia users. The ASUS ROG Maximus Z890 Hero, on the other hand, likely features a more advanced audio solution, though specific details on its audio capabilities are not provided in the data. Given its higher price and advanced features, it is reasonable to expect superior audio performance, which is crucial for immersive gaming and media consumption.
Form Factor and Build Quality
The ASRock B550M-ITX/AC is a Mini ITX motherboard, making it ideal for compact builds, while the ASUS ROG Maximus Z890 Hero is an ATX motherboard, offering more room for additional components. This difference in form factor can significantly impact the overall build process. Users who prefer smaller cases and minimal setups may gravitate towards the ASRock model. In contrast, those looking for more expandability and greater thermal management may favor the ASUS option, which offers robust power solutions and premium build quality.
Price Comparison
With a price of $109.99, the ASRock B550M-ITX/AC is clearly the more budget-friendly option compared to the $357.16 price tag of the ASUS ROG Maximus Z890 Hero. This approximately 225% difference in price reflects the advanced features and technologies the ASUS motherboard provides. Buyers on a budget may find the ASRock model sufficient for their needs, while those willing to invest more will benefit from the advanced capabilities of the ASUS motherboard.
Which should you buy?
Choosing between the ASRock B550M-ITX/AC and ASUS ROG Maximus Z890 Hero ultimately depends on your specific needs and budget. If you are looking for a cost-effective solution for AMD processors with reliable performance, the ASRock model is an excellent choice at $109.99. However, if you require advanced features, superior connectivity, and enhanced overclocking capabilities for high-performance tasks, the ASUS ROG Maximus Z890 Hero is worth the investment at $357.16.

