ASUS TUF GAMING B850-PLUS WIFI AMD ATX motherboard vs ASUS TUF GAMING X870-PLUS WIFI AMD ATX motherboard
Updated August 2026 — The ASUS TUF Gaming X870-PLUS WIFI offers superior features and performance compared to the B850-PLUS, making it the better choice for high-end users.
The ASUS TUF Gaming X870-PLUS WIFI offers superior features and performance compared to the B850-PLUS, making it the better choice for high-end users.
Why ASUS TUF GAMING B850-PLUS WIFI AMD ATX motherboard is better
lower price
B850-PLUS is £40 cheaper
basic features
sufficient for casual gaming
DIY design
user-friendly installation tools
Why ASUS TUF GAMING X870-PLUS WIFI AMD ATX motherboard is better
power delivery
16+2+1 power stages for better stability
AI features
includes AI Overclocking and AI Cooling II
connectivity
dual USB4 40Gbps ports for faster data transfer
Overall score
Specifications
| Spec | ASUS TUF GAMING B850-PLUS WIFI AMD ATX motherboard | ASUS TUF GAMING X870-PLUS WIFI AMD ATX motherboard |
|---|---|---|
| Socket | AM5 | AM5 |
| Ethernet | 2.5Gb | 2.5Gb |
| USB Ports | 20Gbps | 40Gbps |
| Heatsinks | 3 | 4 |
| Overclocking | basic | advanced |
Dimension comparison
Overview of the ASUS TUF Gaming B850-PLUS WIFI and X870-PLUS WIFI Motherboards
The ASUS TUF Gaming B850-PLUS WIFI and ASUS TUF Gaming X870-PLUS WIFI are both high-performance ATX motherboards designed for AMD processors. The B850-PLUS is priced at £199.99, while the X870-PLUS comes in at £239.99. Both motherboards cater to the needs of gamers and PC builders looking for reliable performance and future-proof features. However, the X870-PLUS offers several enhancements that may justify its higher price point.
Design and Build Quality
Both motherboards exhibit a robust and user-friendly design, featuring ASUS's signature DIY-friendly approach. The B850-PLUS includes essential tools like PCIe Slot Q-Release and a pre-mounted I/O shield, making installation straightforward. In contrast, the X870-PLUS builds on this foundation with additional features such as AI Overclocking and AI Cooling II, which simplify setup and enhance performance. The inclusion of additional M.2 heatsinks on the X870-PLUS also suggests a focus on thermal management, crucial for high-performance builds.
Power Delivery Systems
The power delivery systems of both motherboards are designed to support demanding AMD Ryzen processors. The B850-PLUS utilises a 14+2+1 power stage configuration, ensuring stable power delivery, which is essential for gaming and multitasking. The X870-PLUS, however, ups the ante with a 16+2+1 power stage setup, allowing for even better stability and efficiency under load. This enhancement could be significant for users planning to overclock their CPUs or run intensive applications.
AI and Overclocking Features
The B850-PLUS boasts a strong set of features for gamers but lacks some of the advanced AI capabilities found in the X870-PLUS. While both motherboards are ready for advanced AI computing, the X870-PLUS includes exclusive technologies like AI Networking II and Dynamic OC Switcher. These features are designed to optimise system performance automatically, making the X870-PLUS a more appealing choice for enthusiasts who wish to maximise their system's potential without extensive manual tweaking.
Connectivity Options
When it comes to connectivity, both motherboards excel, but the X870-PLUS clearly has the upper hand. The B850-PLUS includes Wi-Fi 7 and a PCIe 5.0 x16 slot, ensuring fast data transfer rates and support for next-gen GPUs. However, the X870-PLUS expands on this with dual USB4 40Gbps ports and a front USB 20Gbps Type-C port with fast charging support, catering to users with high-speed peripherals. This additional connectivity may be vital for gamers and content creators who require quick data access and transfer.
M.2 Support and Storage Solutions
Storage options are crucial for modern gaming and productivity. The B850-PLUS supports one PCIe 5.0 M.2 slot and two PCIe 4.0 M.2 slots, provided with M.2 heatsinks for thermal management. On the other hand, the X870-PLUS features two PCIe 5.0 M.2 slots and two PCIe 4.0 slots, along with massive M.2 heatsinks. The enhanced M.2 support in the X870-PLUS is particularly beneficial for users planning to implement high-speed NVMe SSDs, as it allows for faster read and write speeds and better overall system performance.
Cooling Solutions
Cooling is a critical consideration for high-performance builds, and both motherboards feature comprehensive cooling solutions. The B850-PLUS is equipped with an enlarged VRM heatsink and multiple M.2 heatsinks to help manage temperatures. Meanwhile, the X870-PLUS offers an even more advanced cooling system, including AI Cooling II, which automatically adjusts fan speeds based on system temperature. This capability could result in quieter operation and improved thermal performance, making the X870-PLUS more suitable for demanding workloads.
Price Comparison
The price difference between the two motherboards is notable, with the B850-PLUS priced at £199.99 and the X870-PLUS at £239.99. While the B850-PLUS offers excellent value for its features, the X870-PLUS provides several enhancements that might justify the additional £40 for users who demand the best performance and features. The choice ultimately depends on your specific needs and budget.
Which should you buy?
Choosing between the ASUS TUF Gaming B850-PLUS WIFI and the ASUS TUF Gaming X870-PLUS WIFI largely depends on your performance requirements and budget. If you are looking for a cost-effective solution that still offers solid performance, the B850-PLUS is a reliable choice. However, if you want the latest features, superior power delivery, and enhanced cooling capabilities, the X870-PLUS is worth the investment. Ultimately, for gamers and PC builders aiming for the highest performance and future-proofing, the X870-PLUS stands out as the better option.
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