GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, vs MSI PRO B650-S WiFi ProSeries Motherboard
Updated August 2026 — GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, wins on power and performance, MSI PRO B650-S WiFi ProSeries Motherboard wins on price.
The GIGABYTE Z790 UD AC excels in gaming performance and future-proofing features, while the MSI PRO B650-S is better suited for productivity and efficiency.
Why GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, is better
Power Design
16+1+1 power phase for superior stability
Connectivity
PCIe 5.0 support for future-proofing
Gaming Focus
Optimized for high-performance gaming
Why MSI PRO B650-S WiFi ProSeries Motherboard is better
Price
Cheaper by $10
Efficiency
Designed for multitasking and productivity
Wireless
Includes Wi-Fi 6E for modern connectivity
Overall score
Specifications
| Spec | GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, | MSI PRO B650-S WiFi ProSeries Motherboard |
|---|---|---|
| Socket | LGA 1700 | AM5 |
| Memory | DDR5 | DDR5 |
| PCIe Version | 5.0 | 4.0 |
| M.2 Slots | 3 | 2 |
| LAN | 2.5GbE | 2.5GbE |
| Wi-Fi | Dual Band | Wi-Fi 6E |
Dimension comparison
Overview of the GIGABYTE Z790 UD AC
The GIGABYTE Z790 UD AC is a robust motherboard that supports Intel Core processors from the 12th to the 14th generation. Priced at $149.99, it offers advanced features tailored for gamers and enthusiasts seeking high performance. With a solid power phase design and next-gen connectivity options, this motherboard is engineered to deliver exceptional performance.
This motherboard features a 16+1+1 power phase design, ensuring a stable power supply for demanding applications. The inclusion of PCIe 5.0 and three M.2 slots allows for lightning-fast storage options, which is a significant advantage for gamers and content creators. Additionally, with dual-band Wi-Fi and 2.5GbE LAN, the GIGABYTE Z790 UD AC provides excellent connectivity for online gaming and streaming.
Overview of the MSI PRO B650-S
The MSI PRO B650-S WiFi ProSeries Motherboard is priced at $139.99 and supports AMD Ryzen processors across the 7000, 8000, and 9000 series. This motherboard is designed with a focus on productivity and efficiency, making it an appealing option for professionals and multitaskers.
Equipped with a 12+2 Duet Rail Power System, the MSI PRO B650-S ensures reliable power delivery, which is crucial for maintaining system stability during high workloads. This motherboard supports DDR5 memory, allowing for enhanced performance, particularly in memory-intensive applications. Wi-Fi 6E and 2.5G LAN connectivity further enhance its appeal, providing fast and secure network connections.
Performance Comparison
In performance terms, both motherboards are formidable contenders, but they cater to different processor families. The GIGABYTE Z790 UD AC excels with its support for Intel's latest generations, while the MSI PRO B650-S is tailored for AMD's Ryzen series.
The GIGABYTE's 16+1+1 power phase design ensures superior power stability, particularly beneficial for overclocking and high-performance gaming. On the other hand, the MSI's 12+2 power system is also robust, but it's designed more for efficiency during multitasking rather than extreme gaming scenarios. The Z790 UD AC's PCIe 5.0 support is an advantage for future-proofing, offering higher bandwidth for next-gen graphics cards and storage solutions.
Connectivity Options
Connectivity is a key feature of both motherboards, but they differ in their offerings. GIGABYTE's Z790 UD AC boasts PCIe 5.0 and triple NVMe PCIe 4.0 M.2 slots, allowing for greater flexibility in high-speed storage configurations. It also includes USB 3.2 Gen 2x2 Type-C, providing fast data transfer speeds.
Conversely, the MSI PRO B650-S features Wi-Fi 6E and dual 8-pin CPU power connectors, making it highly suitable for modern wireless networking and ensuring stable power delivery. While both motherboards offer 2.5G LAN for high-speed wired connections, the MSI's approach emphasizes a comprehensive solution for both wired and wireless connectivity.
Design and Build Quality
When it comes to design and build quality, both motherboards exhibit impressive engineering. The GIGABYTE Z790 UD AC features fully covered MOSFET heatsinks and durable armor, which contribute to its longevity and thermal management. This is particularly beneficial for users who place high demands on their systems.
The MSI PRO B650-S also boasts a high-quality 6-layer PCB made with 2oz thickened copper, ensuring durability and stability. Its design is geared towards professionals, focusing on providing an efficient and reliable platform for productivity. Ultimately, both motherboards are built to last, but their design philosophies cater to different user needs.
Pricing and Value
In terms of pricing, the GIGABYTE Z790 UD AC is available for $149.99, while the MSI PRO B650-S is slightly cheaper at $139.99, making it about 7% less expensive. This minor price difference could be a deciding factor for budget-conscious buyers.
However, the real value lies in the intended use. If you are building a high-performance gaming rig, the GIGABYTE Z790 UD AC offers more future-proof features. In contrast, the MSI PRO B650-S provides excellent value for users focusing on productivity and multitasking, given its robust feature set at a lower price point.
Customer Satisfaction and Popularity
While specific sales ranks or bestseller data are not available, both brands have a solid reputation in the motherboard market. GIGABYTE is known for its gaming-oriented products, while MSI has a strong foothold in the professional segment. The customer satisfaction levels are generally high for both, indicating that users appreciate the quality and performance of their respective motherboards.
Which should you buy?
Choosing between the GIGABYTE Z790 UD AC and the MSI PRO B650-S hinges on your specific needs. If you are an avid gamer or seeking cutting-edge performance with Intel's latest processors, the GIGABYTE Z790 UD AC is the better option due to its advanced power design and connectivity features. However, if you prioritize efficiency, productivity, and are working with AMD's Ryzen processors, the MSI PRO B650-S offers excellent value and performance for its price. Ultimately, both motherboards present compelling options depending on your computing requirements.

