ASUS ROG STRIX B860-I GAMING WIFI B860 LGA 1851 mITX Mini-ITX motherboard vs ASUS TUF Gaming Z890-PLUS WiFi Z890 LGA 1851 ATX Motherboard
Updated August 2026 — The ASUS ROG STRIX B860-I GAMING WIFI offers a compact and cost-effective solution, while the ASUS TUF Gaming Z890-PLUS WiFi provides superior features and expandability. For advanced users, the TUF model is the better choice.
The ASUS ROG STRIX B860-I GAMING WIFI offers a compact and cost-effective solution, while the ASUS TUF Gaming Z890-PLUS WiFi provides superior features and expandability. For advanced users, the TUF model is the better choice.
Why ASUS ROG STRIX B860-I GAMING WIFI B860 LGA 1851 mITX Mini-ITX motherboard is better
Price
Lower cost at C$294.98
Size
Mini-ITX form factor for compact builds
DIY Features
User-friendly design with Q-Release
Why ASUS TUF Gaming Z890-PLUS WiFi Z890 LGA 1851 ATX Motherboard is better
Power Delivery
More robust 16+1+2+1 power stages
Thermal Management
Advanced cooling with AI Cooling II
Connectivity
More USB options including front panel 20Gbps
Overall score
Specifications
| Spec | ASUS ROG STRIX B860-I GAMING WIFI B860 LGA 1851 mITX Mini-ITX motherboard | ASUS TUF Gaming Z890-PLUS WiFi Z890 LGA 1851 ATX Motherboard |
|---|---|---|
| Socket | LGA 1851 | LGA 1851 |
| M.2 Slots | 2 PCIe 5.0 | 1 PCIe 5.0 + 3 PCIe 4.0 |
| Ethernet | 2.5 Gb | 2.5 Gb |
| Audio Codec | ALC1220P | ALC1220 |
| AI Features | AI Advisor | AI Cooling II |
Dimension comparison
Overview of the ASUS ROG STRIX B860-I GAMING WIFI and ASUS TUF Gaming Z890-PLUS WiFi
The ASUS ROG STRIX B860-I GAMING WIFI is priced at C$294.98, while the ASUS TUF Gaming Z890-PLUS WiFi comes at a higher cost of C$372.96. Both motherboards are designed for advanced AI computing, but they cater to different user needs and preferences. The ROG STRIX model is a mini-ITX motherboard, making it ideal for compact builds, while the TUF Gaming model follows the ATX form factor, providing more expandability and features suited for gamers and enthusiasts.
Performance and Power Delivery
The performance metrics of both motherboards showcase their robust power solutions. The ASUS ROG STRIX B860-I features a power stage configuration of 10(80A)+1(80A)+2(80A)+1(80A), which ensures stable power delivery to the CPU and components. In contrast, the ASUS TUF Gaming Z890-PLUS boasts a more advanced 16+1+2+1 80A DrMOS power stage setup, providing enhanced stability for overclocking and performance-intensive tasks. This higher count of power stages in the TUF Gaming motherboard translates to better power efficiency and thermal management, crucial for high-performance gaming and demanding applications.
Thermal Management
Thermal management is critical in high-performance motherboards, and both models excel in this area. The ASUS ROG STRIX B860-I is optimized with massive heatsinks and high-conductivity thermal pads, ensuring effective heat dissipation. Its design includes an L-shaped heatpipe connecting the heatsinks for improved thermal transfer. On the other hand, the ASUS TUF Gaming Z890-PLUS features large VRM heatsinks and multiple cooling solutions, including hybrid fan headers and AI Cooling II. This advanced cooling setup is essential for users who push their hardware to the limits, providing superior thermal performance, particularly during extended gaming sessions.
Connectivity Options
When it comes to connectivity, both motherboards offer impressive features, but they cater to different needs. The ASUS ROG STRIX B860-I includes one Thunderbolt 4 USB Type-C port, along with additional USB ports and full HDMI 2.1 support, making it a great choice for those requiring high-speed data transfer and video output. Conversely, the ASUS TUF Gaming Z890-PLUS also features a Thunderbolt 4 USB Type-C port and adds front panel USB 20Gbps connectivity, enhancing convenience for gamers who frequently connect peripherals. The additional options on the TUF Gaming motherboard provide a slight edge in overall connectivity versatility.
Networking Capabilities
Networking capabilities are essential for modern gaming and computing. The ASUS ROG STRIX B860-I supports cutting-edge Wi-Fi 7 (802.11be) connectivity, coupled with Intel 2.5 Gb Ethernet, ensuring rapid and stable online performance. Similarly, the ASUS TUF Gaming Z890-PLUS also boasts Wi-Fi 7 and the same Ethernet capability, providing fast, reliable internet access. Both motherboards support the latest wireless standards, but the ASUS TUF model enhances its appeal with advanced features like AI Networking II, which can optimize network performance based on system usage.
AI and Smart Features
AI-driven features play a significant role in enhancing user experience and system performance. The ASUS ROG STRIX B860-I incorporates several exclusive ASUS technologies, including AI Advisor and ASUS-exclusive AI Networking II, which help simplify setup and tune performance. The ASUS TUF Gaming Z890-PLUS also features AI Cooling II and AI Networking II, offering automated temperature management and network optimization. While both motherboards leverage AI technology, the TUF Gaming motherboard's additional cooling capabilities may provide a more comprehensive smart solution for power users.
Build Quality and Design
The build quality and design of both motherboards are impressive, with a focus on user-friendly features. The ASUS ROG STRIX B860-I is designed with a DIY-friendly approach, including features like PCIe Slot Q-Release and a pre-mounted I/O shield, making it easier for builders to set up their systems. In comparison, the ASUS TUF Gaming Z890-PLUS also prioritizes DIY-friendliness with M.2 Q-Release and BIOS FlashBack, alongside enhanced personalization options through configurable RGB lighting. Both models offer quality construction, but the TUF Gaming motherboard may appeal more to users looking for customization options.
Which should you buy?
Choosing between the ASUS ROG STRIX B860-I GAMING WIFI and the ASUS TUF Gaming Z890-PLUS WiFi ultimately depends on your specific needs and budget. If you are looking for a compact, cost-effective solution with excellent performance and connectivity, the ROG STRIX B860-I at C$294.98 is a fantastic choice. However, if you require advanced features, superior power delivery, and expanded connectivity options for a more demanding setup, the ASUS TUF Gaming Z890-PLUS at C$372.96 may be worth the investment. Each motherboard excels in its own right, making them both solid contenders in the realm of high-performance motherboards.
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