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ASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX Motherboard vs Gigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard

Updated August 2026The ASUS Prime B860M-A offers advanced features and superior connectivity, while the Gigabyte B650 Gaming X AX is a more budget-friendly option. Choose based on your specific needs.

The ASUS Prime B860M-A offers advanced features and superior connectivity, while the Gigabyte B650 Gaming X AX is a more budget-friendly option. Choose based on your specific needs.

Why ASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX Motherboard is better

Power Delivery

ASUS has a robust power solution with 7+1+1+1 80A DrMOS stages.

Connectivity

ASUS includes WiFi 6E and a rear USB 20Gbps Type-C port.

Thermal Management

ASUS features optimized thermal design with enlarged heatsinks.

Why Gigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard is better

Price

Gigabyte is priced lower at C$184.99.

Form Factor

Gigabyte's ATX design allows for more expansion slots.

Compatibility

Gigabyte supports AMD Ryzen 7000 Series processors.

Overall score

ASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX Motherboard
85
Gigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard
75

Specifications

SpecASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX MotherboardGigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard
Socket TypeLGA 1851AM5
Max RAM128GB128GB
USB PortsMultipleMultiple
WiFiWiFi 6ENo
VRM Stages7+1+1+1Not specified

Dimension comparison

ASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX MotherboardGigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard

Price Comparison

The ASUS Prime B860M-A WiFi-CSM is priced at C$239.99, while the Gigabyte B650 Gaming X AX is more affordable at C$184.99. This C$55 difference makes the Gigabyte board a more budget-friendly option for consumers looking for a high-performance motherboard. The ASUS motherboard offers features tailored for advanced AI computing and stability, appealing to users who prioritise these aspects and are willing to pay a premium for them. In contrast, the Gigabyte motherboard provides solid capabilities for gaming and general use at a lower price, making it a compelling choice for budget-conscious gamers or PC builders.

Design and Form Factor

The ASUS Prime B860M-A WiFi-CSM is a micro ATX (mATX) motherboard, while the Gigabyte B650 Gaming X AX comes in an ATX form factor. This difference in design affects the overall layout and compatibility with cases. The mATX design of the ASUS motherboard can be advantageous for smaller builds, offering a compact solution without sacrificing essential features. However, the ATX format of the Gigabyte motherboard allows for a larger configuration, accommodating more expansion slots and better airflow, which can be beneficial for high-performance systems. This makes the Gigabyte option a better fit for those seeking to build a more extensive setup.

Compatibility and Socket Type

The ASUS Prime B860M-A is designed for Intel’s LGA 1851 socket, specifically supporting Intel Core Ultra Processors (Series 2). In contrast, the Gigabyte B650 Gaming X AX is compatible with AMD's AM5 socket, supporting the Ryzen 7000 Series Processors. This significant difference in socket types means that the choice between these motherboards largely depends on the user's preferred CPU brand. Those who are already invested in Intel's ecosystem may find the ASUS model more appealing, while AMD enthusiasts will likely gravitate towards the Gigabyte option for its support of the latest Ryzen processors.

Connectivity Features

When it comes to connectivity, the ASUS Prime B860M-A WiFi-CSM stands out with its comprehensive options, including WiFi 6E, Realtek 2.5Gb Ethernet, and multiple USB ports, including a rear USB 20Gbps Type-C port. This extensive connectivity caters to users who require high-speed internet and fast data transfer capabilities. On the other hand, the Gigabyte B650 Gaming X AX offers a solid range of connections as well, including multiple USB ports and support for DisplayPort and HDMI outputs. However, it lacks the advanced WiFi capabilities found in the ASUS board. The ASUS motherboard’s superior connectivity options make it a better choice for users who prioritise high-speed networking and data transfer.

Power Delivery and Stability

The ASUS Prime B860M-A features a robust power solution with 7+1+1+1 80A DrMOS power stages, ensuring stable power delivery for demanding applications. This design is beneficial for users looking to push their hardware to its limits, particularly in scenarios involving overclocking or heavy workloads. In contrast, the Gigabyte B650 Gaming X AX does not explicitly mention its power delivery components but is designed to support AMD’s advanced power management features. While both motherboards aim to provide stable power, the ASUS’s documented power delivery system offers a clearer advantage for high-performance users who need reliability under load.

Thermal Management

Thermal management is a critical aspect of motherboard performance, and the ASUS Prime B860M-A excels with its optimized thermal design. It includes enlarged VRM heatsinks, an M.2 heatsink, and hybrid fan headers, all contributing to better heat dissipation during intense usage. This ensures that the motherboard remains cool and operates efficiently under heavy workloads. The Gigabyte B650 Gaming X AX also features a competent thermal design but lacks the detailed specifications provided by ASUS. Users who plan to run demanding applications or gaming sessions for extended periods may find that the ASUS motherboard offers superior thermal handling.

User-Friendly Features

The ASUS Prime B860M-A WiFi-CSM is designed with user-friendliness in mind, featuring a DIY-friendly design that includes Q-Dashboard, Q-DIMM, Q-LED Core, Q-slot, and a pre-mounted I/O shield. These features simplify the installation process and provide users with a more intuitive building experience. The Gigabyte B650 Gaming X AX does not highlight similar specific user-friendly features, which may be a consideration for novice builders. For users who appreciate ease of installation and setup, the ASUS motherboard provides clear advantages, making it an attractive option for those less experienced in PC building.

Which should you buy?

Choosing between the ASUS Prime B860M-A WiFi-CSM and the Gigabyte B650 Gaming X AX ultimately comes down to your specific needs and budget. If you're looking for advanced features, robust power delivery, and superior connectivity, the ASUS motherboard at C$239.99 is worth the investment. However, if you're after a more budget-friendly option that still offers solid performance for gaming and general use, the Gigabyte motherboard at C$184.99 provides excellent value. Carefully consider your priorities—whether it's price, compatibility with your existing components, or specific features—before making your final decision.

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ASUS Prime B860M-A WiFi-CSM B860 LGA 1851 mATX Motherboard vs Gigabyte B650 Gaming X AX AMD B650 Socket AM5 ATX DDR5-SDRAM Motherboard | versusfinder