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ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz vs ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX

Updated August 2026 — ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX leads on performance and connectivity.

The ASUS ROG Strix X870-A offers superior performance and features, making it the better choice for high-end users, while the ASRock B860 Pro RS is a solid budget option.

Why ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz is better

Price

ASRock is significantly cheaper at $129.99.

Audio

ASRock features Nahimic Audio for immersive sound.

Power Phase

ASRock has a decent power phase for most tasks.

Why ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX is better

Performance

ASUS has a robust 16+2+2 power stage for high-demand applications.

Connectivity

ASUS supports WiFi 7 and USB4® for advanced connectivity.

Expansion

ASUS offers four M.2 slots for extensive storage options.

Overall score

ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz
75
ASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX
90

Specifications

SpecASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHzASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX
Power Stages10+1+1+1+116+2+2
Memory SupportDDR5 up to 8666 MHzDDR5 with AI Overclocking
WiFiWiFi 6EWiFi 7
M.2 Slots14
Audio CodecRealtek ALC1220High-quality gaming audio

Dimension comparison

ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHzASUS ROG Strix X870-A Gaming WiFi AMD AM5 X870 ATX

Pricing

When it comes to price, the ASRock B860 Pro RS is significantly cheaper than the ASUS ROG Strix X870-A, costing $129.99 compared to $249.99 for the ASUS model. This difference of $120 means that the ASRock motherboard is about 48% less expensive, making it a more accessible option for budget-conscious consumers. While the lower price may suggest fewer features, it’s essential to explore what each motherboard offers to determine if the cost is justified.

Performance

In terms of performance, the ASUS ROG Strix X870-A is designed for high-demand applications, particularly with its robust 16+2+2 power stages rated for 90A per stage. This power solution is essential for supporting multi-core processors, especially in gaming and AI applications. The ASRock B860 Pro RS, while also capable, features a 10+1+1+1+1 power phase design, which is less powerful but still sufficient for most gaming and content creation needs. If you're planning to push your system to its limits, the ASUS motherboard may provide the edge required for optimal performance.

Memory Support

The ASRock B860 Pro RS supports DDR5 memory clocked up to 8666 MHz, allowing it to handle high-performance tasks with ease. This is an impressive feature for users who need speed for gaming or content creation. In comparison, the ASUS ROG Strix X870-A also supports DDR5 memory but goes a step further by incorporating advanced features like AI Overclocking and AEMP to optimize performance. While both motherboards offer excellent memory capabilities, the ASUS model provides additional enhancements that may be advantageous for overclockers and performance enthusiasts.

Connectivity Options

Connectivity is another critical factor where the ASUS ROG Strix X870-A excels, featuring WiFi 7 and USB4® support. This ensures that users have access to the latest in wireless technology and high-speed data transfers. The ASRock B860 Pro RS includes WiFi 6E and a variety of USB ports, including Thunderbolt 4 Type-C, but it lacks the cutting-edge WiFi 7 found in the ASUS model. For users who prioritize having the newest connectivity options, the ASUS motherboard offers a distinct advantage.

Expansion Capabilities

Both motherboards provide excellent expansion capabilities, but they cater to different user needs. The ASRock B860 Pro RS includes one PCIe 5.0 x16 slot and several M.2 slots for storage, making it suitable for gaming builds. However, the ASUS ROG Strix X870-A goes further by offering four M.2 slots and advanced overclocking technologies, making it highly suitable for power users who may require extensive storage and performance tuning options. If you anticipate needing multiple SSDs or advanced tuning, the ASUS motherboard is the better choice.

Audio Features

Audio quality is important for many users, and both motherboards deliver solid options. The ASRock B860 Pro RS features a Realtek ALC1220 7.1 CH HD Audio Codec with Nahimic Audio, providing immersive sound quality, which is vital for both gaming and multimedia consumption. The ASUS ROG Strix X870-A also offers high-quality audio capabilities tailored for gaming, incorporating advanced technologies for an enhanced experience. While both motherboards excel in audio, the ASRock model's specific integration with Nahimic Audio might appeal to audiophiles seeking a richer sound experience.

Aesthetics and Build Quality

Aesthetics and build quality can significantly influence a user's choice, especially for those who prioritize the visual appeal of their gaming rig. The ASUS ROG Strix X870-A features a sleek white PCB that adds a modern look to any build, while the ASRock B860 Pro RS showcases a robust design with military-grade components. Both boards are built for durability, but the ASUS model's emphasis on style and advanced cooling technologies may attract users looking for a premium look and feel in their setup.

Which should you buy?

The decision between the ASRock B860 Pro RS and the ASUS ROG Strix X870-A hinges on your specific needs and budget. The ASRock model presents a compelling option for those seeking a more affordable motherboard with solid performance and features suitable for most gaming and content creation tasks. However, if you're willing to invest more for cutting-edge technology, superior connectivity, and advanced overclocking capabilities, the ASUS ROG Strix X870-A is the clear winner. Ultimately, your choice should reflect your priorities, whether that be cost, performance, or future-proofing your build.