GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX vs MSI MPG B550 Gaming Plus V1 Gaming Motherboard
Updated August 2026 — GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX leads on connectivity and ease of use.
The GIGABYTE Z790 AORUS Elite AX offers superior features and performance for Intel users, while the MSI MPG B550 Gaming Plus V1 is a solid choice for AMD enthusiasts on a budget.
Why GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX is better
Processor Support
Supports Intel 12th-14th Gen processors
Memory Type
Supports faster DDR5 memory
Thermal Management
Advanced thermal design with M.2 Thermal Guard III
Why MSI MPG B550 Gaming Plus V1 Gaming Motherboard is better
Price
More budget-friendly at $139.99
Versatility
Supports future AMD Ryzen processors with BIOS update
RGB Features
Offers extensive RGB customization options
Overall score
Specifications
| Spec | GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX | MSI MPG B550 Gaming Plus V1 Gaming Motherboard |
|---|---|---|
| Socket | LGA 1700 | AM4 |
| DDR Support | DDR5 | DDR4 |
| PCIe Version | PCIe 5.0 | PCIe 4.0 |
| M.2 Slots | 4 | 1 |
| USB Type-C | Yes | No |
Dimension comparison
Overview
When comparing the GIGABYTE Z790 AORUS Elite AX and the MSI MPG B550 Gaming Plus V1, the most notable difference lies in their compatibility with processor generations. The GIGABYTE model supports Intel Core 12th, 13th, and 14th Gen processors, while the MSI motherboard is designed for AMD Ryzen 5000 series and future AMD processors with a BIOS update. This fundamental distinction sets the stage for how each motherboard will perform depending on the user's preferred CPU family.
Price Comparison
The GIGABYTE Z790 AORUS Elite AX is priced at $189.99, making it about 36% more expensive than the MSI MPG B550 Gaming Plus V1, which retails at $139.99. This price difference reflects not only the chipset compatibility but also the advanced features that the GIGABYTE motherboard offers, including support for faster DDR5 memory and PCIe 5.0. Users should weigh whether the additional features justify the higher cost, particularly if they intend to invest in high-performance Intel processors.
Compatibility with Processors
The GIGABYTE Z790 AORUS Elite AX is engineered to support Intel Core processors from the 12th to 14th generations. This wide compatibility allows users to take advantage of the latest tech innovations from Intel. In contrast, the MSI MPG B550 Gaming Plus V1 caters to the AMD Ryzen 5000 series and can support future Ryzen processors through a BIOS update. This makes the MSI motherboard a versatile option for AMD users looking to upgrade without changing their entire system.
Memory Support and Performance
When it comes to memory, the GIGABYTE Z790 AORUS Elite AX is compatible with DDR5 memory, supporting speeds that can significantly enhance gaming and multitasking performance. The MSI MPG B550 Gaming Plus V1, on the other hand, supports DDR4 memory, which, while still capable, does not offer the same potential for performance improvements as DDR5. Users looking for cutting-edge speed and efficiency may prefer the GIGABYTE board, especially for demanding applications or gaming scenarios.
Connectivity Options
The connectivity features differ substantially between these two motherboards. The GIGABYTE Z790 AORUS Elite AX boasts advanced options, including four PCIe 4.0 x4 M.2 slots and USB 3.2 Gen 2x2 Type-C, enhancing data transfer speeds and versatility. Meanwhile, the MSI MPG B550 Gaming Plus V1 is also well-equipped with PCIe 4.0 and USB 3.2 Gen 2, but it does not match the GIGABYTE's extensive M.2 support. These differences may influence users depending on how much storage and peripheral connectivity they require.
Thermal Management
Thermal management is a critical aspect of motherboard performance, and here the GIGABYTE Z790 AORUS Elite AX excels with its cutting-edge thermal design. It includes features like M.2 Thermal Guard III and fully-covered MOSFET heatsinks, which help to maintain optimal temperatures during intense gaming sessions. The MSI MPG B550 Gaming Plus V1 also incorporates a premium thermal solution with an extended heatsink and thermal pads, but it lacks the same level of advanced thermal protection as the GIGABYTE board. This may be a deciding factor for users who push their systems to the limits.
Aesthetics and RGB Features
In terms of aesthetics, both motherboards include RGB lighting options, enhancing the visual appeal of any build. The GIGABYTE Z790 AORUS Elite AX features RGB Fusion, allowing for extensive customization of lighting effects. Similarly, the MSI MPG B550 Gaming Plus V1 features MYSTIC LIGHT, which offers 16.8 million colors and 29 effects. While both boards cater to users who appreciate a visually striking setup, the GIGABYTE offers slightly more detailed customization options.
Which should you buy?
Choosing between the GIGABYTE Z790 AORUS Elite AX and the MSI MPG B550 Gaming Plus V1 ultimately comes down to your specific needs and preferences. If you are an Intel enthusiast looking for cutting-edge performance with DDR5 support and superior thermal management, the GIGABYTE model is a solid choice, albeit at a higher price of $189.99. However, if you prefer AMD processors and seek a more budget-friendly option, the MSI motherboard at $139.99 offers excellent value while still delivering strong performance. Consider your processor choice and the features that matter most to you when making your decision.

