MSI MAG X870 Tomahawk WiFi Gaming Motherboard vs ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard
Updated August 2026 — The MSI MAG X870 Tomahawk offers superior performance and features for gamers, while the ASUS Prime B840-PLUS is a budget-friendly option with solid capabilities.
The MSI MAG X870 Tomahawk offers superior performance and features for gamers, while the ASUS Prime B840-PLUS is a budget-friendly option with solid capabilities.
Why MSI MAG X870 Tomahawk WiFi Gaming Motherboard is better
Power Delivery
MSI has a 17-phase power system versus ASUS's 6-layer PCB.
Wi-Fi Support
MSI supports Wi-Fi 7, while ASUS only supports Wi-Fi 6E.
Cooling Solutions
MSI features an Extended Heatsink for better thermal management.
Why ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard is better
Price
ASUS is significantly cheaper at C$153.44.
AI Readiness
ASUS is designed for future AI applications.
DIY Features
ASUS includes a pre-mounted I/O shield for easier installation.
Overall score
Specifications
| Spec | MSI MAG X870 Tomahawk WiFi Gaming Motherboard | ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard |
|---|---|---|
| Brand | MSI | Asus |
| Socket Type | AM5 | AM5 |
| PCIe Version | 4.0 | 4.0 |
| Ethernet | 5G LAN | 2.5Gb |
| RGB Support | No | Yes |
Dimension comparison
Overview of the MSI MAG X870 Tomahawk WiFi Gaming Motherboard
The MSI MAG X870 Tomahawk WiFi Gaming Motherboard is priced at C$364.99 and is designed for high-performance gaming and demanding applications. It features a robust 17-phase Duet Rail Power System with 80A Smart Power Stages, ensuring reliable power delivery for even the most potent AMD Ryzen processors. The motherboard's black design not only looks aesthetically pleasing but also supports effective thermal management with an Extended Heatsink, allowing for peak performance during extended gaming sessions.
The motherboard also embraces MSI's EZ DIY philosophy, making the installation of components like graphics cards and M.2 SSDs user-friendly. Additionally, it supports Wi-Fi 7 and includes 5G LAN for high-speed networking options, making it a great choice for gamers who require fast and stable connections.
Overview of the ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard
The ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard is priced significantly lower at C$153.44 and is tailored for future AI computing needs. It supports AMD's AM5 socket, making it compatible with the latest Ryzen 9000, 8000, and 7000 series processors. The motherboard features an enhanced power solution with a 6-layer PCB, alloy chokes, and durable capacitors, ensuring stable power delivery for various applications.
This model is equipped with ultrafast connectivity options, including Wi-Fi 6E and PCIe 4.0 x16 slots. It also boasts comprehensive cooling solutions, such as VRM and M.2 heatsinks, which are essential for maintaining optimal performance during intense usage. The DIY-friendly design includes features like a pre-mounted I/O shield and BIOS FlashBack, catering to both novice and experienced builders.
Performance Comparison
When it comes to performance, the MSI MAG X870 Tomahawk outshines the ASUS Prime B840-PLUS with its superior power delivery system. The 17-phase Duet Rail Power System with 80A Smart Power Stages ensures that the motherboard can handle high-performance CPUs and heavy workloads with ease. This robust power management is crucial for gamers who push their systems to the limit.
In contrast, the ASUS Prime B840-PLUS's 6-layer PCB and durable capacitors provide stable power delivery, but it may not match the sheer power capabilities of the MSI model. However, for users focused on AI applications and moderate gaming, the ASUS motherboard still offers commendable performance, making it suitable for a wider range of users at a more accessible price point.
Connectivity Options
Connectivity is a critical aspect of any motherboard, and both options have distinct features. The MSI MAG X870 Tomahawk offers full Wi-Fi 7 support, which is a significant advantage for users wanting the highest wireless speeds and lowest latencies. It also includes 9x USB Type-A ports and 3x USB Type-C ports on the rear I/O, plus a front USB Type-C header supporting 27W power delivery for convenient device charging.
On the other hand, the ASUS Prime B840-PLUS supports Wi-Fi 6E and features PCIe 4.0 M.2 slots, enhancing its connectivity for high-speed storage solutions. It also includes rear USB 10Gbps Type-A and Type-C ports, which are impressive but do not quite match the USB offerings on the MSI model. While both motherboards provide excellent connectivity options, the MSI model is better suited for those who prioritize cutting-edge wireless technology.
Cooling Solutions
Cooling solutions are paramount in maintaining system stability during high-performance tasks. The MSI MAG X870 Tomahawk features an Extended Heatsink designed to keep temperatures in check, particularly under heavy loads. This is complemented by its comprehensive thermal management system, which is especially beneficial for gamers engaged in long sessions.
Conversely, the ASUS Prime B840-PLUS also includes multiple cooling solutions such as VRM and M.2 heatsinks and hybrid fan headers. Its cooling capabilities are designed to keep the system operational even during demanding tasks. While both motherboards offer solid cooling features, the MSI's focus on extended thermal management may give it the edge for high-performance demands.
Design and Build Quality
In terms of design and build quality, the MSI MAG X870 Tomahawk presents a sleek black aesthetic that appeals to gamers and PC builders alike. Its robust construction is aimed at longevity and durability, crucial for high-performance setups. The user-friendly installation features reflect MSI's commitment to a hassle-free building experience.
The ASUS Prime B840-PLUS, while also well-constructed, places an emphasis on future-proofing with its AI-centric design. Its DIY-friendly features such as a pre-mounted I/O shield and BIOS FlashBack make it accessible for users of all experience levels. Both motherboards have their unique design philosophies, catering to different segments of the PC building community.
Price Comparison
Price is a significant factor when choosing a motherboard. The MSI MAG X870 Tomahawk is priced at C$364.99, reflecting its high-performance features and capabilities. This price point may be justified for gamers who require top-tier performance and advanced connectivity options.
On the other hand, the ASUS Prime B840-PLUS is priced significantly lower at C$153.44. This makes it an attractive option for budget-conscious users who still want a capable motherboard without compromising on essential features. The lower price does not detract from its performance, particularly for AI applications and general computing tasks.
Which should you buy?
In summary, the choice between the MSI MAG X870 Tomahawk WiFi Gaming Motherboard and the ASUS Prime B840-PLUS WiFi AMD AM5 B840 ATX Motherboard largely depends on your specific needs and budget. If you're a serious gamer or a user requiring high-performance computing, the MSI motherboard's advanced power delivery and connectivity options justify its higher price tag. However, if you are looking for a well-rounded, budget-friendly option with great features for general use and moderate gaming, the ASUS model offers excellent value for its price. Ultimately, consider your performance needs, aesthetic preferences, and budget to make the best choice for your next build.
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