GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX vs GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard,
Updated August 2026 — GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX leads on performance and brand trust.
The GIGABYTE Z790 AORUS Elite AX offers superior performance and features compared to the UD AC, making it the better choice for enthusiasts.
Why GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX is better
Power Design
AORUS Elite AX has a 16+1+2 phase design vs UD AC's 16+1+1.
Memory Support
AORUS Elite AX supports faster memory configurations.
Thermal Management
AORUS Elite AX includes advanced thermal features.
Why GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, is better
Price
UD AC is $40 cheaper.
Value
UD AC offers solid performance for budget users.
Simplicity
UD AC has a simpler design for straightforward builds.
Overall score
Specifications
| Spec | GIGABYTE Z790 AORUS Elite AX LGA 1700 ATX | GIGABYTE Z790 UD AC LGA 1700 ATX Motherboard, |
|---|---|---|
| Power Phases | 16+1+2 | 16+1+1 |
| M.2 Slots | 4 | 3 |
| Wi-Fi | 6E | Dual Band |
| USB-C | 3.2 | 3.2 |
| DDR5 Support | Yes | Yes |
Dimension comparison
Overview of the Motherboards
When comparing the GIGABYTE Z790 AORUS Elite AX and the GIGABYTE Z790 UD AC, the first noticeable difference is their price point. The AORUS Elite AX is priced at $189.99, while the UD AC is about 17% cheaper at $149.99. Both motherboards support Intel Core 14th, 13th, and 12th Gen processors, but their specifications cater to different user needs and preferences. Understanding these differences can significantly impact your decision, especially if you're building a new system or upgrading an existing one.
Power Design Comparison
The power design is a critical aspect of motherboard performance. The GIGABYTE Z790 AORUS Elite AX features a robust 16+1+2 Phases Digital VRM Solution with 70A Power Stage. In contrast, the GIGABYTE Z790 UD AC has a slightly less powerful 16+1+1 Twin Hybrid Phases Digital Power Design with 60A DrMOS. This means the AORUS Elite AX can potentially provide better power delivery, especially under heavy loads, which is crucial for gaming and high-performance tasks. However, the UD AC still offers a solid power design, making it suitable for most users.
Memory Support and Configuration
When it comes to memory support, the AORUS Elite AX has an edge with its four SMD DIMMs and compatibility with DDR5 memory, which allows for faster speeds and improved performance. The UD AC also supports DDR5 but has only dual-channel capabilities with four DIMMs. This difference might not be significant for casual users but can impact performance in memory-intensive applications, making the AORUS Elite AX the better choice for enthusiasts looking to maximize their memory potential.
Thermal Management Features
Both motherboards emphasize thermal management, but the GIGABYTE Z790 AORUS Elite AX has more advanced features. It includes M.2 Thermal Guard III and fully covered MOSFET heatsinks, ensuring optimal cooling during intense gaming sessions. The UD AC, while still equipped with fully covered MOSFET heatsinks and M.2 Thermal Guard, does not have the same level of thermal protection as the AORUS Elite AX. For users planning to overclock or run demanding applications, the enhanced thermal design of the AORUS Elite AX could be a deciding factor.
Connectivity Options
Connectivity is another area where these motherboards differentiate themselves. Both models support PCIe 5.0 and come with USB-C 3.2 ports for modern connectivity needs. However, the AORUS Elite AX offers four PCIe 4.0 x4 M.2 slots, while the UD AC has three. This additional M.2 slot on the AORUS Elite AX may be beneficial for users who need to install multiple high-speed NVMe SSDs, providing greater flexibility for storage expansion. The extra connectivity options make the AORUS Elite AX more appealing to power users and gamers.
Wi-Fi and Networking Capabilities
Networking features are essential for gamers and content creators alike. The GIGABYTE Z790 AORUS Elite AX includes Wi-Fi 6E and a 2.5GbE LAN, providing superior wireless and wired connectivity. On the other hand, the GIGABYTE Z790 UD AC also features dual-band Wi-Fi and a 2.5GbE LAN but lacks the advanced Wi-Fi 6E technology. For users who prioritize fast and reliable internet connections, especially in competitive gaming scenarios, the AORUS Elite AX might be the better option due to its superior wireless capabilities.
Aesthetic Design and RGB Features
Both motherboards offer RGB Fusion technology for customizable lighting effects. However, the GIGABYTE Z790 AORUS Elite AX is known for its more sophisticated aesthetic design, which includes a more elaborate RGB lighting setup and overall striking visuals. If aesthetics are a priority for your build, the AORUS Elite AX's design might appeal more to those looking for a visually impressive setup. The UD AC, while still attractive, has a simpler design that may not stand out as much in a gaming rig.
Price-to-Performance Ratio
The price-to-performance ratio is crucial in determining the value of a motherboard. At $189.99, the GIGABYTE Z790 AORUS Elite AX offers a high level of performance and numerous advanced features, appealing to gamers and professionals alike. However, the GIGABYTE Z790 UD AC, priced at $149.99, provides excellent value for those who may not require all the high-end features of the AORUS Elite AX. This makes the UD AC a compelling choice for budget-conscious users looking for solid performance without breaking the bank.
Which should you buy?
Ultimately, the choice between the GIGABYTE Z790 AORUS Elite AX and the GIGABYTE Z790 UD AC depends on your specific needs and budget. If you are a power user or gamer seeking the best performance, advanced features, and superior aesthetics, the AORUS Elite AX is worth the additional investment. However, if you are looking for a more budget-friendly option that still offers solid performance and essential features, the UD AC is an excellent choice. Assess your requirements carefully to determine which motherboard aligns best with your build.

