ASUS ROG Crosshair X870E Dark Hero ATX vs GIGABYTE B850M Gaming X WIFI6E AMD AM5 mATX
Updated August 2026 — ASUS ROG Crosshair X870E Dark Hero ATX wins on connectivity and performance, GIGABYTE B850M Gaming X WIFI6E AMD AM5 mATX wins on price and warranty.
The ASUS ROG Crosshair X870E Dark Hero offers superior performance and features, making it ideal for enthusiasts, while the GIGABYTE B850M Gaming X provides solid value for budget-conscious users.
Why ASUS ROG Crosshair X870E Dark Hero ATX is better
Power Delivery
20+2+2 power stages vs 10+2+2
Connectivity
More USB ports and dual USB4 Type-C
Cooling
Advanced thermal management with 3D VC M.2 heatsink
Why GIGABYTE B850M Gaming X WIFI6E AMD AM5 mATX is better
Price
Significantly cheaper at $149.91
Warranty
Includes a 5-year warranty
Size
mATX form factor is more compact
Overall score
Specifications
| Spec | ASUS ROG Crosshair X870E Dark Hero ATX | GIGABYTE B850M Gaming X WIFI6E AMD AM5 mATX |
|---|---|---|
| Power Stages | 20+2+2 | 10+2+2 |
| M.2 Slots | 5 | 2 |
| USB Ports | 11 | 3 |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6E |
| Form Factor | ATX | mATX |
Dimension comparison
Overview of ASUS ROG Crosshair X870E Dark Hero
The ASUS ROG Crosshair X870E Dark Hero is a high-end ATX motherboard priced at $699.99. It caters to enthusiasts seeking advanced features and robust performance. With its 20+2+2 power stages and support for DDR5 memory, this motherboard is designed for power users who want to build cutting-edge systems for gaming or demanding applications.
The motherboard is equipped with five M.2 slots, including PCIe 5.0 support, ensuring that users have ample storage options and the fastest data transfer speeds available. Additionally, the ASUS ROG Crosshair X870E offers features like USB4 connectivity and advanced AI-driven capabilities, making it an excellent choice for future-proofing high-performance builds.
Overview of GIGABYTE B850M Gaming X WIFI6E
In contrast, the GIGABYTE B850M Gaming X WIFI6E is a more budget-friendly mATX motherboard with a current price of $149.91. It supports AMD Ryzen 9000, 8000, and 7000 Series processors, making it a solid choice for gamers and general users looking for good performance without breaking the bank.
This motherboard features a 10+2+2 power phase design and two M.2 slots, along with PCIe 5.0 support, allowing for efficient performance in a compact form factor. With modern connectivity options like USB-C and built-in Wi-Fi 6E, the GIGABYTE B850M is well-equipped for today’s computing needs while offering a more affordable entry point for users.
Performance Comparison
The ASUS ROG Crosshair X870E Dark Hero excels in performance with its 20+2+2 power stages, which provide robust power delivery for overclocking and demanding tasks. This level of performance is particularly appealing for users who want to push their systems to the limit, especially in gaming and content creation scenarios.
On the other hand, the GIGABYTE B850M Gaming X, with its 10+2+2 power phase design, still offers solid performance for most users, but it may not match the extreme capabilities of the ASUS model. While it is suitable for gaming and general usage, it lacks the same level of overclocking support and power delivery found in the Crosshair X870E.
Connectivity Options
Connectivity is a strong point for both motherboards, but they cater to different needs. The ASUS ROG Crosshair X870E features dual USB4 Type-C ports, nine additional USB 10Gbps ports, and extensive Ethernet options, including Realtek 10Gb Ethernet and Realtek 5Gb Ethernet. This extensive connectivity makes it a versatile choice for users who require multiple peripherals and fast data transfer.
In comparison, the GIGABYTE B850M Gaming X offers essential connectivity options, including USB-C and two M.2 slots, but it may not provide the same level of flexibility as the ASUS model. The built-in Wi-Fi 6E and 2.5GbE LAN enable fast wireless and wired connections, but the overall connectivity is less comprehensive than that of the Crosshair X870E.
Cooling Solutions
The ASUS ROG Crosshair X870E is designed with a focus on thermal management, featuring a 3D VC M.2 heatsink and massive heatsinks integrated with the I/O cover. This design helps maintain optimal temperatures during intense gaming or heavy workloads, which is essential for performance-oriented builds.
Conversely, the GIGABYTE B850M Gaming X includes fully covered MOSFET heatsinks, which provide adequate cooling for its power design. While it offers decent thermal management for its price, it does not match the advanced cooling solutions of the ASUS motherboard, making it potentially less suitable for extreme overclocking scenarios.
Build Quality and Aesthetics
Build quality and aesthetics are areas where the ASUS ROG Crosshair X870E shines. Its high-end design includes features like Polymo Lighting II and configurable RGB lighting, appealing to those who value aesthetics in their builds. The robust materials used in the construction also contribute to its durability and reliability.
On the other hand, the GIGABYTE B850M Gaming X has a more utilitarian design, focusing on functionality over flashy aesthetics. While it still offers a solid build quality, it lacks the same level of customizable lighting and premium finishes found in the ASUS model. This distinction may influence buyers who prioritize visual appeal in their setups.
Warranty and Support
The ASUS ROG Crosshair X870E offers a comprehensive set of features but does not explicitly mention a warranty term in the provided data. However, ASUS is known for its strong customer support and reliability in the high-end market.
In contrast, the GIGABYTE B850M Gaming X comes with a five-year warranty, which is quite impressive at this price point. This extended warranty can provide peace of mind for budget-conscious consumers who want to ensure their investment is protected over a longer period.
Which should you buy?
Choosing between the ASUS ROG Crosshair X870E Dark Hero and the GIGABYTE B850M Gaming X ultimately depends on your needs and budget. The ASUS model is a powerhouse priced at $699.99, offering advanced features, superior performance, and extensive connectivity, making it ideal for high-end builds and enthusiasts who prioritize cutting-edge technology.
Conversely, the GIGABYTE B850M Gaming X is priced at $149.91, making it about 80% cheaper than the ASUS option. It offers solid performance and essential features for casual gamers and general users who do not require the extreme capabilities of the ASUS motherboard. If budget and basic functionality are your primary concerns, the GIGABYTE option is a wise choice.

