ASUS Prime B550M-A WiFi II AMD AM4 vs GIGABYTE B650M Gaming Plus WiFi AM5 LGA 1718 AMD B650 M-ATX
Updated August 2026 — The ASUS Prime B550M-A WiFi II offers great value for budget-conscious users, while the GIGABYTE B650M Gaming Plus provides advanced features for future-proofing.
The ASUS Prime B550M-A WiFi II offers great value for budget-conscious users, while the GIGABYTE B650M Gaming Plus provides advanced features for future-proofing.
Why ASUS Prime B550M-A WiFi II AMD AM4 is better
price
ASUS is C$60 cheaper
dual M.2 slots
ASUS has more flexibility for storage
cooling features
ASUS includes Fan Xpert 2 utility
Why GIGABYTE B650M Gaming Plus WiFi AM5 LGA 1718 AMD B650 M-ATX is better
socket compatibility
GIGABYTE supports newer AM5 processors
memory support
GIGABYTE supports DDR5 memory
networking
GIGABYTE has faster 2.5GbE LAN and Wi-Fi 6E
Overall score
Specifications
| Spec | ASUS Prime B550M-A WiFi II AMD AM4 | GIGABYTE B650M Gaming Plus WiFi AM5 LGA 1718 AMD B650 M-ATX |
|---|---|---|
| Brand | Asus | GIGABYTE |
| Current Price | C$129.98 | C$189.99 |
| Socket Type | AM4 | AM5 |
| Memory Type | DDR4 | DDR5 |
| LAN Type | 1GbE | 2.5GbE |
| Cooling Features | 5X Protection III | 5+2+2 VRM |
Dimension comparison
Price Comparison
When it comes to pricing, the ASUS Prime B550M-A WiFi II is significantly more affordable at C$129.98 compared to the GIGABYTE B650M Gaming Plus, which is priced at C$189.99. This represents a difference of C$60, making the ASUS board a more budget-friendly option for those looking to build or upgrade their systems without breaking the bank. While the GIGABYTE motherboard offers advanced features suitable for newer processors, the price gap may sway budget-conscious buyers towards the ASUS model, especially if they are using older components.
Socket and Compatibility
The ASUS Prime B550M-A WiFi II is built for AMD AM4 sockets, supporting 3rd Gen AMD Ryzen processors, while the GIGABYTE B650M Gaming Plus uses the newer AM5 socket design, compatible with AMD Ryzen 7000 and 8000 series processors. This distinction is crucial for consumers planning their builds. If you're considering future-proofing your setup with the latest processors, the GIGABYTE offers a more forward-looking option with its AM5 socket. In contrast, the ASUS board is ideal for users who already own compatible AM4 processors and want to leverage their existing hardware.
Memory Support
In terms of memory support, the ASUS Prime B550M-A WiFi II is designed for DDR4 memory, while the GIGABYTE B650M Gaming Plus supports the newer DDR5 memory. This difference is significant, as DDR5 provides higher speeds and improved performance over its predecessor. The GIGABYTE board features four SMD DIMMs that support AMD EXPO and Intel XMP memory modules, allowing users to optimise their memory performance. For users looking to future-proof their builds with faster memory, the GIGABYTE stands out as the superior choice.
Connectivity Options
The connectivity features of these motherboards vary considerably. The ASUS Prime B550M-A WiFi II includes WiFi 6 (802.11ax), 1Gb LAN, and multiple I/O ports, ensuring robust connectivity for various devices. On the other hand, the GIGABYTE B650M Gaming Plus is equipped with faster 2.5GbE LAN and Wi-Fi 6E, which offers improved performance over the standard Wi-Fi 6. While both boards provide essential connectivity, the GIGABYTE's superior networking capabilities may be more appealing to gamers and users with high-bandwidth requirements.
Power Design and Cooling
The ASUS Prime B550M-A WiFi II utilises a 5X Protection III design that includes features such as a VRM heatsink and hybrid fan headers, aimed at enhancing cooling and stability. This design is particularly beneficial for users who engage in overclocking or require efficient heat dissipation. Conversely, the GIGABYTE B650M Gaming Plus boasts a sturdy power design with a 5+2+2 phases digital VRM solution, supporting more demanding power needs. The advanced cooling features of both motherboards cater to different user needs, but the GIGABYTE may appeal more to those who prioritise overclocking and enhanced power efficiency.
Storage Capabilities
Storage options are also a key consideration when comparing these two motherboards. The ASUS Prime B550M-A WiFi II offers dual M.2 slots for NVMe SSDs, one of which supports PCIe 4.0 x4 connectivity, allowing for rapid data transfer speeds. The GIGABYTE B650M Gaming Plus also features a PCIe 4.0 x4 M.2 slot, which supports high-speed storage, but does not specify the number of M.2 slots available. The ASUS board's dual slots may provide more flexibility for storage configurations, making it a better option for users looking to maximise their storage solutions.
User Experience and Features
Both motherboards offer unique features aimed at enhancing user experience. The ASUS Prime B550M-A WiFi II includes the Fan Xpert 2 utility, enabling users to manage fan speeds efficiently, while the GIGABYTE B650M Gaming Plus features Smart Fan 6, which provides advanced fan control options. Additionally, the GIGABYTE board offers Q-Flash Plus, allowing users to update the BIOS without needing to install a CPU or memory. These features cater to different user preferences, with ASUS focusing on cooling management and GIGABYTE providing ease of use for BIOS updates.
Which should you buy?
Deciding between the ASUS Prime B550M-A WiFi II and the GIGABYTE B650M Gaming Plus ultimately hinges on your specific needs and budget. If you are looking for a cost-effective solution and already have AMD AM4 processors, the ASUS board at C$129.98 offers great value with essential features and solid performance. However, if you are planning to invest in the latest AMD Ryzen processors and desire advanced features like DDR5 support, superior connectivity, and enhanced power design, the GIGABYTE B650M at C$189.99 may be worth the additional investment. Each motherboard serves its purpose well, making the choice highly dependent on your individual requirements and future plans.
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