ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini vs Asus ROG Strix B550-F Gaming WiFi II AMD AM4 ATX
Updated August 2026 — ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini leads on performance and features.
The ASRock Intel Core Ultra Z890 offers superior performance and features for high-end users, while the Asus ROG Strix B550-F Gaming provides excellent value for gamers on a budget.
Why ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini is better
Performance
Higher memory speed up to 9466 MHz
Power Delivery
12+1+1+1+1 power phase design
Memory Capacity
Supports up to 128 GB DDR5 RAM
Why Asus ROG Strix B550-F Gaming WiFi II AMD AM4 ATX is better
Price
More affordable at $139.99
Gaming Features
Includes PCIe 4.0 support
Networking
Onboard WiFi 6E for better connectivity
Overall score
Specifications
| Spec | ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini | Asus ROG Strix B550-F Gaming WiFi II AMD AM4 ATX |
|---|---|---|
| Socket | LGA1851 | AM4 |
| WiFi | WiFi 7 | WiFi 6E |
| Ethernet | N/A | 2.5Gb |
| HDMI | 1 | 1 |
| Thunderbolt | 2 | 0 |
| RGB | No | Yes |
Dimension comparison
Overview of the Motherboards
The ASRock Intel Core Ultra Z890 and the Asus ROG Strix B550-F Gaming are both powerful motherboards designed for different types of users. The ASRock model retails for $249.99 while the Asus model is priced at $139.99, making the Asus about 44% cheaper. This price difference reflects the distinct target audiences for each product, with the ASRock board catering to high-end Intel builds and the Asus board appealing to gamers using AMD processors.
Target Audience
The ASRock Intel Core Ultra Z890 is optimized for users who want to build high-performance systems based on the latest Intel Core Ultra processors, specifically those in the LGA1851 socket. This motherboard is designed for enthusiasts who prioritize stability and power efficiency, making it ideal for demanding tasks. Conversely, the Asus ROG Strix B550-F Gaming is geared towards gamers, especially those using AMD’s Ryzen 3000 and 5000 series processors. Its robust features cater to gaming and high-speed data transfer, making it a great choice for gamers looking for performance without breaking the bank.
Features and Performance
The ASRock motherboard boasts features such as a 12+1+1+1+1 power phase design with a 110A SPS for VCore. This robust power delivery system ensures high stability for overclocking and demanding applications. Additionally, it supports dual-channel DDR5 memory up to 9466 MHz, which is a significant advantage for memory-intensive tasks. In contrast, the Asus ROG Strix B550-F features a 12+2 teamed power stage design, providing reliable power for gaming. It also supports PCIe 4.0, which enhances data transfer speeds, demonstrating its focus on gaming performance.
Connectivity Options
Connectivity is crucial for modern motherboards, and both models offer impressive features. The ASRock motherboard includes one HDMI and two Thunderbolt 4 Type-C ports, providing versatile options for connecting high-resolution displays and peripherals. This is particularly beneficial for creative professionals or gamers with advanced setups. The Asus ROG Strix B550-F, however, shines with its onboard WiFi 6E support and dual M.2 slots, which cater to gamers looking for fast networking and storage solutions. The inclusion of HDMI 2.1 also makes it suitable for high-definition gaming, reinforcing its gaming-centric design.
Memory Support
When it comes to memory support, the ASRock Intel Core Ultra Z890 takes the lead with its capability to handle up to 128 GB of DDR5 RAM. This is particularly appealing for users who run memory-intensive applications or multitask heavily. The Asus ROG Strix B550-F, while not as high in capacity, still offers solid support for up to 128 GB of DDR4 memory. While both motherboards support large amounts of RAM, the ASRock’s superior memory speed of up to 9466 MHz positions it as the better option for performance-focused users.
Aesthetic and Design
Aesthetics play a significant role in motherboard selection, especially for those who want to showcase their builds. The ASRock Intel Core Ultra Z890 features a streamlined design that combines functionality with style, appealing to users who prefer a clean look. On the other hand, the Asus ROG Strix B550-F Gaming is designed with gaming aesthetics in mind, featuring RGB lighting and a more aggressive look that will attract gamers looking to enhance the visual appeal of their setups. This design philosophy aligns with the target audiences of both motherboards.
Price Considerations
The ASRock Intel Core Ultra Z890 is priced at $249.99, while the Asus ROG Strix B550-F Gaming comes in at $139.99. This represents a significant price gap of about $110, or 44%. For budget-conscious users or casual gamers, the Asus model presents a more attractive option without sacrificing essential features. However, those who require the advanced capabilities of the ASRock board may find the price justifiable given its high-end specifications.
Which should you buy?
In summary, choosing between the ASRock Intel Core Ultra Z890 and the Asus ROG Strix B550-F Gaming comes down to your specific needs and budget. If you're seeking a high-performance motherboard for Intel’s latest processors with advanced features and memory capabilities, the ASRock is worth the investment. However, if you're a gamer looking for a solid, feature-rich motherboard at a more accessible price point, the Asus ROG Strix B550-F Gaming is an excellent choice. Each motherboard excels in its intended use case, making them both strong contenders in the market.

