GIGABYTE Z790 Eagle AX LGA 1700 Intel Z790 ATX Motherboard with DDR5 vs GIGABYTE B650 Eagle AX AM5 LGA 1718 AMD B650 ATX
Updated August 2026 — The GIGABYTE Z790 Eagle AX offers superior performance and features, making it the better choice for high-end users, while the B650 Eagle AX is a more budget-friendly option.
The GIGABYTE Z790 Eagle AX offers superior performance and features, making it the better choice for high-end users, while the B650 Eagle AX is a more budget-friendly option.
Why GIGABYTE Z790 Eagle AX LGA 1700 Intel Z790 ATX Motherboard with DDR5 is better
Socket Type
Supports Intel's latest 14th Gen processors
Power Design
More robust VRM solution with 12+1+1 phases
Connectivity
Includes additional PCIe 5.0 slots
Why GIGABYTE B650 Eagle AX AM5 LGA 1718 AMD B650 ATX is better
Price
More affordable at C$194.99
AMD Support
Designed for AMD Ryzen 7000 Series processors
Memory Flexibility
Supports AMD EXPO and Intel XMP
Overall score
Specifications
| Spec | GIGABYTE Z790 Eagle AX LGA 1700 Intel Z790 ATX Motherboard with DDR5 | GIGABYTE B650 Eagle AX AM5 LGA 1718 AMD B650 ATX |
|---|---|---|
| Brand | GIGABYTE | GIGABYTE |
| Socket Type | LGA 1700 | AM5 |
| Memory Type | DDR5 | DDR5 |
| VRM Phases | 12+1+1 | 12+2+2 |
| USB Type-C | Yes | Yes |
Dimension comparison
Overview of the GIGABYTE Z790 Eagle AX and GIGABYTE B650 Eagle AX
In this comparison, we will explore the GIGABYTE Z790 Eagle AX and the GIGABYTE B650 Eagle AX motherboards, two high-performance options for PC builders. The Z790 Eagle AX is priced at C$249.99, while the B650 Eagle AX comes in at a more affordable C$194.99. Both motherboards are designed to accommodate the latest generation of processors and provide advanced features for gamers and content creators alike.
Socket Compatibility
The GIGABYTE Z790 Eagle AX features an Intel LGA 1700 socket, which supports both 14th and 13th Gen Intel Core Series Processors. In contrast, the GIGABYTE B650 Eagle AX uses an AMD AM5 socket, specifically designed for AMD Ryzen 7000 Series Processors. This difference in socket compatibility means that your choice of processor will largely dictate which motherboard is suitable for your setup. If you prefer Intel’s latest chips, the Z790 Eagle AX is the right choice, while the B650 Eagle AX caters to those invested in AMD’s ecosystem.
Memory Support
When it comes to memory, both motherboards are compatible with DDR5 RAM, but they differ in their configurations. The Z790 Eagle AX supports dual-channel DDR5 with 4 DIMMs, allowing for potentially higher memory bandwidth and performance. The B650 Eagle AX also supports DDR5 but with 4 SMD DIMMs, incorporating both AMD EXPO and Intel XMP memory module support. This means it can effectively manage memory overclocking profiles, providing flexibility for users looking to maximize performance. Both boards offer robust memory options, but the Z790 might appeal more to users aiming for higher-end Intel systems.
Power Design
The power designs of both motherboards reflect their intended performance capabilities. The GIGABYTE Z790 Eagle AX boasts a sturdy power design with a twin 12+1+1 phases digital VRM solution, ensuring stable power delivery even under heavy loads. On the other hand, the B650 Eagle AX features a 12+2+2 phases digital VRM solution, which, while slightly less robust than the Z790, still offers excellent power stability and performance. The difference in power phases may impact overclocking potential and system stability, particularly for high-performance CPUs.
Thermal Management
Effective thermal management is crucial for maintaining performance, and both motherboards incorporate advanced thermal designs. The Z790 Eagle AX includes enlarged MOSFET heatsinks and an M.2 thermal guard, which helps prevent overheating of critical components. The B650 Eagle AX also features advanced thermal design along with its M.2 thermal guard, ensuring optimal performance for M.2 SSDs. Both motherboards are equipped to handle heat effectively, but the Z790 Eagle AX’s additional cooling features may provide an edge in high-performance scenarios.
Connectivity Options
Connectivity is key for modern motherboards, and here both models shine. The GIGABYTE Z790 Eagle AX offers next-generation connectivity options, including PCIe 5.0, NVMe M.2, and USB 3.2 Gen 2x2 Type-C, which provide faster data transfer rates and improved performance for high-speed devices. Conversely, the B650 Eagle AX includes one PCIe 5.0 and two PCIe 4.0 M.2 slots, alongside USB 3.2 Gen 2x2 Type-C. While both motherboards support high-speed connections, the Z790 Eagle AX’s additional PCIe 5.0 slots may be more appealing for users looking to future-proof their builds.
Price Comparison
Price is a significant factor when choosing between these two motherboards. The GIGABYTE Z790 Eagle AX is priced at C$249.99, while the GIGABYTE B650 Eagle AX is more budget-friendly at C$194.99. This C$55 price difference could be a deciding factor for many builders, particularly those who are more price-sensitive or do not require the additional features of the Z790. However, for users who demand the latest technology and enhanced performance, the investment in the Z790 may be justified.
User Experience and Intended Audience
The intended audience for both motherboards varies slightly based on their features. The GIGABYTE Z790 Eagle AX is designed for high-end users, gamers, and content creators who require robust performance and the latest technology. It caters to those who want to maximize their system’s potential with Intel processors. In contrast, the GIGABYTE B650 Eagle AX targets mainstream users and gamers who may prioritize cost-effectiveness while still seeking solid performance with AMD processors. Each motherboard is tailored to different user needs, making them suitable for distinct segments of the market.
Which should you buy?
Choosing between the GIGABYTE Z790 Eagle AX and the GIGABYTE B650 Eagle AX ultimately depends on your specific requirements and budget. If you are invested in Intel’s ecosystem and seek the latest technologies with enhanced performance, the Z790 Eagle AX is the better option despite its higher price of C$249.99. On the other hand, if you are looking for a more affordable option without sacrificing too much performance, the B650 Eagle AX at C$194.99 would be a wise choice, particularly for those who prefer AMD processors. Your decision should align with your intended use, whether it’s for gaming, content creation, or general computing.
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