ASRock AMD B850i Lightning WiFi 6E Socket AM5 vs MSI MPG B550 Gaming Plus V1 Gaming Motherboard
Updated August 2026 — ASRock AMD B850i Lightning WiFi 6E Socket AM5 wins on form factor and memory support, MSI MPG B550 Gaming Plus V1 Gaming Motherboard wins on price.
The ASRock AMD B850i Lightning offers superior performance and features, making it the better choice for high-end builds, while the MSI MPG B550 Gaming Plus V1 is a solid budget option for gamers.
Why ASRock AMD B850i Lightning WiFi 6E Socket AM5 is better
Memory Speed
Supports DDR5 up to 8200+ MHz
Connectivity
Includes WiFi 6E and Killer 2.5G LAN
Storage Options
Features PCIe Gen5 and Gen4 M.2 slots
Why MSI MPG B550 Gaming Plus V1 Gaming Motherboard is better
Price
More budget-friendly at $139.99
Aesthetics
Includes RGB lighting with MYSTIC LIGHT
Form Factor
ATX design allows for more expansion options
Overall score
Specifications
| Spec | ASRock AMD B850i Lightning WiFi 6E Socket AM5 | MSI MPG B550 Gaming Plus V1 Gaming Motherboard |
|---|---|---|
| Memory Type | DDR5 | DDR4 |
| Max Memory | 128 GB | 128 GB |
| PCIe Version | 5.0 | 4.0 |
| LAN | Killer 2.5G | Standard |
| WiFi | 6E | None |
Dimension comparison
Overview of ASRock AMD B850i Lightning WiFi 6E and MSI MPG B550 Gaming Plus V1
The ASRock AMD B850i Lightning WiFi 6E is priced at $179.99, while the MSI MPG B550 Gaming Plus V1 is more budget-friendly at $139.99, making it about 22% cheaper. Both motherboards cater to different segments of the AMD processor market, with the ASRock model supporting the latest Ryzen 9000/8000/7000 series, and the MSI model designed for the Ryzen 5000 series. This price difference reflects their intended use cases and target audiences, with the ASRock motherboard leaning towards high-performance builds and the MSI motherboard appealing to gamers seeking solid performance without breaking the bank.
Form Factor and Design
The ASRock AMD B850i Lightning features a Mini-ITX form factor, making it ideal for compact builds, while the MSI MPG B550 Gaming Plus V1 adopts the ATX design, which generally offers more expansion options. The compact size of the ASRock board (170x170mm) allows for a smaller chassis, catering to users who prioritize space-saving designs. In contrast, the ATX form factor of the MSI board typically provides more room for additional components and better airflow, which can be crucial in high-performance gaming setups. The choice between these two form factors largely depends on the user's needs for space versus expandability.
Power Delivery and Performance
The ASRock AMD B850i Lightning boasts a robust 10+1+1 phase power design with a 110A Smart Power Stage, ensuring stable performance even in compact builds. This design is particularly beneficial for users who plan to overclock their CPUs. On the other hand, the MSI MPG B550 Gaming Plus V1 also offers reliable performance with its extended heatsink design, supporting dual-channel DDR4 memory up to 128 GB at speeds of 4400 MHz. While both motherboards support high-performance components, the ASRock’s advanced power delivery system is more suited for users looking to push their systems to the limits, especially with the latest Ryzen processors.
Memory Support
The ASRock AMD B850i Lightning supports dual-channel DDR5 memory with speeds of up to 8200+ MHz, which can provide superior performance in memory-intensive applications and gaming scenarios. This high-speed memory capability positions the ASRock board as a better option for enthusiasts and gamers who seek the latest technology. In contrast, the MSI MPG B550 Gaming Plus V1 supports dual-channel DDR4 memory, with a maximum capacity of 128 GB and speeds up to 4400 MHz. While still a solid performer, the MSI's memory support does not match the cutting-edge capabilities of the ASRock model, making it less future-proof in terms of memory technology.
Connectivity Options
The ASRock AMD B850i Lightning offers advanced connectivity features, including Killer 2.5G LAN and WiFi 6E, along with Bluetooth support, ensuring premium wired and wireless performance. It also includes multiple USB 3.2 Gen2 Type-A ports and a USB Type-C port capable of delivering up to 40Gb/s. On the other hand, the MSI MPG B550 Gaming Plus V1 features PCIe 4.0 and supports M.2 drives with Lightning Gen 4 speeds, but lacks the latest WiFi technology found in the ASRock board. For users who prioritize connectivity and future-proofing their systems, the ASRock clearly stands out with its superior networking capabilities.
Storage Options
With dual ultra-fast storage options, the ASRock AMD B850i Lightning includes both Blazing M.2 (PCIe Gen5x4) and Hyper M.2 (PCIe Gen4x4) slots, maximizing storage performance for high-speed SSDs. This configuration is particularly advantageous for users who require fast loading times and overall system responsiveness. In comparison, the MSI MPG B550 Gaming Plus V1 provides M.2 storage capabilities but does not offer the same level of performance as the ASRock, limiting its appeal for those who need the fastest storage solutions available. Users focused on high-speed storage will find the ASRock motherboard to be the superior choice.
Aesthetic Features
The MSI MPG B550 Gaming Plus V1 incorporates MYSTIC LIGHT technology, featuring RGB LED lighting with 16.8 million colors and 29 effects, appealing to gamers who enjoy customizing their builds with vibrant aesthetics. The ASRock AMD B850i Lightning, while not specifically noted for RGB features, focuses more on performance and connectivity. This difference highlights a trade-off: the MSI is designed with aesthetics in mind, while the ASRock emphasizes cutting-edge technology and power delivery. Ultimately, the choice here will depend on whether the user values visual flair or raw performance more.
Which should you buy?
Choosing between the ASRock AMD B850i Lightning and the MSI MPG B550 Gaming Plus V1 largely depends on your priorities. If you are looking for cutting-edge technology, superior memory support, and robust connectivity options, the ASRock board at $179.99 is worth the investment. However, if you are on a budget and seek solid performance for gaming with attractive RGB features, the MSI board at $139.99 offers excellent value. For users focused on high-performance builds and future-proofing, the ASRock is the better option, whereas the MSI caters well to gamers looking for reliability without the highest price tag.

