MSI A520M-A PRO Gaming Motherboard vs MSI MPG B550 Gaming Plus V1 Gaming Motherboard
Updated August 2026 — MSI A520M-A PRO Gaming Motherboard wins on price and audio, MSI MPG B550 Gaming Plus V1 Gaming Motherboard wins on performance and thermals.
The MSI MPG B550 Gaming Plus offers superior performance and features for gamers, while the A520M-A PRO is a budget-friendly option for general use.
Why MSI A520M-A PRO Gaming Motherboard is better
Price
A520M-A PRO is significantly cheaper.
Size
Micro-ATX form factor is more compact.
Audio
Audio Boost feature enhances sound quality.
Why MSI MPG B550 Gaming Plus V1 Gaming Motherboard is better
Performance
PCIe 4.0 support allows for faster data transfer.
Memory
Supports dual-channel DDR4 up to 128 GB.
Thermals
Better thermal management with extended heatsink.
Overall score
Specifications
| Spec | MSI A520M-A PRO Gaming Motherboard | MSI MPG B550 Gaming Plus V1 Gaming Motherboard |
|---|---|---|
| Form Factor | Micro-ATX | ATX |
| PCIe Version | 3.0 | 4.0 |
| Memory Support | 64 GB | 128 GB |
| USB Ports | USB 3.2 Gen 1 | USB 3.2 Gen 2 |
| Audio Features | Audio Boost | Standard |
Dimension comparison
Introduction to the MSI A520M-A PRO and MSI MPG B550 Gaming Plus
When comparing motherboards, the MSI A520M-A PRO and the MSI MPG B550 Gaming Plus stand out as two compelling options for AMD Ryzen processors. The MSI A520M-A PRO is priced at $68.99, making it about 50% cheaper than the MSI MPG B550 Gaming Plus, which retails for $139.99. This price difference illustrates how each motherboard targets different segments of the market with varying features and specifications.
Design and Form Factor
The MSI A520M-A PRO is a Micro-ATX motherboard, while the MSI MPG B550 Gaming Plus is an ATX motherboard. This difference in form factor can influence case compatibility and expansion options. The ATX design of the MPG B550 allows for more expansion slots and ports, which is ideal for gamers or those looking to build a high-performance rig. Conversely, the Micro-ATX size of the A520M-A PRO is suited for compact builds and may appeal to users with space limitations.
Performance Features
In terms of performance, the MSI MPG B550 Gaming Plus has a significant advantage with its PCIe 4.0 support. This feature allows for faster data transfer rates, which is beneficial for high-speed SSDs and graphics cards. Meanwhile, the A520M-A PRO supports PCIe 3.0, which, while adequate for many users, may limit future upgrades. The MPG B550's ability to support dual-channel DDR4 memory up to 128 GB at 4400 MHz further enhances its performance capabilities compared to the A520M-A PRO.
Gaming Capabilities
Gamers will find that the MSI MPG B550 Gaming Plus is specifically designed for an enhanced gaming experience. Features like the Lightning Gen 4 M.2 with M.2 Shield Frozr and AMD Turbo USB 3.2 GEN 2 provide faster loading times and improved data transfer for gaming peripherals. The A520M-A PRO, while capable of handling gaming tasks, lacks these advanced gaming-focused features. If gaming is a primary consideration, the MPG B550 clearly offers superior benefits.
Thermal Management
Thermal performance is critical for maintaining system stability, especially during intensive tasks. The MSI MPG B550 Gaming Plus includes an extended heatsink and a dedicated choke thermal pad rated for 7W/mk, which helps keep temperatures in check. In contrast, the A520M-A PRO employs a standard thermal solution without the advanced features found in the B550. This difference means that the MPG B550 is better equipped to handle high-performance components under load.
Audio Features
Both motherboards emphasize audio quality, but the A520M-A PRO's Audio Boost feature aims to deliver studio-grade sound. This can enhance the experience for users who prioritize audio fidelity. However, the MPG B550 Gaming Plus does not specify audio enhancements in its features, which might suggest a more basic audio experience. For audiophiles or those who enjoy immersive sound while gaming, the A520M-A PRO may be more appealing.
Connectivity Options
Connectivity is another area where the MSI MPG B550 Gaming Plus takes the lead. It includes USB 3.2 Gen 2 ports, offering faster data transfer rates compared to the USB 3.2 Gen 1 ports found on the A520M-A PRO. Additionally, the B550 features HDMI and DisplayPort outputs, catering to modern display standards. The A520M-A PRO, while still offering HDMI and DVI outputs, may not meet the needs of users looking for the latest in connectivity.
Price and Value Proposition
The MSI A520M-A PRO is priced at $68.99, making it an attractive option for budget-conscious users or those seeking a straightforward motherboard for general use. In contrast, the MPG B550 Gaming Plus, priced at $139.99, offers advanced features that justify its higher cost, particularly for gamers and power users. The A520M-A PRO is about 50% cheaper, but the investment in the MPG B550 could provide better long-term value for users seeking performance and future-proofing.
Which should you buy?
Choosing between the MSI A520M-A PRO and the MSI MPG B550 Gaming Plus largely depends on your specific needs and budget. If you're building a budget-friendly system primarily for general tasks and light gaming, the A520M-A PRO is a solid choice at $68.99. However, for users seeking superior gaming performance, advanced features, and the ability to leverage newer technology, the MPG B550 Gaming Plus is worth its price of $139.99. Ultimately, your choice should align with your performance requirements and future plans for upgrades.

