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ASRock B850M-X WiFi R2.0 AM5 Micro-ATX vs ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5

Updated August 2026 — ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 leads on design and cooling.

The ASUS ROG Strix B650-A offers superior features and performance, making it a better choice for gamers and content creators. However, the ASRock B850M-X is a more budget-friendly option.

Why ASRock B850M-X WiFi R2.0 AM5 Micro-ATX is better

Price

ASRock B850M-X is cheaper by $10

Memory Speed

Supports DDR5 up to 8200+ MHz

USB Ports

More USB ports available

Why ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 is better

Power Delivery

12 + 2 power stages for better performance

Thermal Management

Optimized thermal design with VRM heatsinks

Expansion Slots

Three M.2 slots for storage

Overall score

ASRock B850M-X WiFi R2.0 AM5 Micro-ATX
75
ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5
85

Specifications

SpecASRock B850M-X WiFi R2.0 AM5 Micro-ATXASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5
Power Stages6 + 1 + 112 + 2
M.2 Slots1 PCIe 5.0, 1 PCIe 4.01 PCIe 5.0, 2 PCIe 4.0
Memory SupportDDR5 up to 8200+ MHzDDR5 (max speed not specified)
USB PortsMultiple USB 3.2 and USB 2.0USB 3.2 Gen 2x2 Type-C
Wi-FiWi-Fi 6EWi-Fi 6E

Dimension comparison

ASRock B850M-X WiFi R2.0 AM5 Micro-ATXASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5

Price Comparison

The ASRock B850M-X WiFi is priced at $129.99, making it about 17% cheaper than the ASUS ROG Strix B650-A, which retails for $139.99. This price difference might attract budget-conscious consumers who are looking for a reliable motherboard without breaking the bank. However, the ASUS board comes with additional features that may justify its higher price, especially for gamers and content creators seeking top performance.

Power Delivery

The ASUS ROG Strix B650-A boasts a robust 12 + 2 power stage configuration, which is designed to support multi-core processors effectively. This powerful setup is complemented by high-quality alloy chokes and durable capacitors. In contrast, the ASRock B850M-X features a 6 + 1 + 1 phase power design, which may offer adequate performance but lacks the same level of sophistication as the ASUS model. This difference in power delivery systems can significantly affect overclocking potential and overall stability under heavy loads.

Memory Support

The ASRock B850M-X supports dual-channel DDR5 RAM, allowing for speeds of up to 8200+ MHz (overclocked). This high memory speed is advantageous for high-performance computing tasks. The ASUS ROG Strix B650-A also supports DDR5 memory but does not specify a maximum speed in its product details. While both motherboards support the latest DDR5 technology, the explicit overclocking capability of the ASRock model could be a deciding factor for users looking to push their memory performance to the next level.

Expansion Slots

In terms of expansion capabilities, the ASUS ROG Strix B650-A offers a superior configuration with three M.2 slots (one PCIe 5.0 and two PCIe 4.0), allowing users to install multiple high-speed storage options. The ASRock B850M-X, however, includes only one PCIe 5.0 M.2 slot and one PCIe 4.0 M.2 slot, which may limit future upgrade paths for users looking to expand their storage solutions. For gamers and professionals needing extensive storage options, the ASUS model presents a clear advantage.

Connectivity Options

Both motherboards feature advanced connectivity options, including Wi-Fi 6E and 2.5G LAN, catering to modern networking needs. However, the ASRock B850M-X includes multiple USB ports, such as two USB 3.2 Gen1 Type-C ports and several USB 3.2 Gen1 and USB 2.0 ports, offering more flexibility for peripherals. The ASUS ROG Strix B650-A also includes USB 3.2 Gen 2x2 Type-C but does not specify the total number of ports available. The wider variety of ports on the ASRock might be appealing for users who need multiple connections for their devices.

Thermal Management

Thermal performance is crucial for maintaining system stability, especially during intense gaming sessions or heavy workloads. The ASUS ROG Strix B650-A has a well-optimized thermal design featuring massive VRM heatsinks with airflow channels, which can help in dissipating heat efficiently. In contrast, the ASRock B850M-X does not elaborate on its thermal solutions, which could raise questions about its ability to handle extensive heat under load. For users who prioritize cooling efficiency, the ASUS motherboard is likely the better choice.

Aesthetics and Design

When it comes to aesthetics, the ASUS ROG Strix B650-A offers an appealing design with Aura Sync capabilities, allowing users to customize RGB lighting. This feature is particularly attractive for gamers looking to create a visually striking build. The ASRock B850M-X, while functional and compact, does not mention any customizable lighting options, which might make it less appealing for those who prioritize aesthetics in their setups. The visual appeal of the ASUS model could sway consumers who value aesthetics as much as performance.

Which should you buy?

Choosing between the ASRock B850M-X WiFi and the ASUS ROG Strix B650-A ultimately depends on your specific needs and budget. The ASRock board is an economical choice at $129.99, offering solid performance and a good range of features for casual users. However, if you're a gamer or a content creator seeking advanced power delivery, improved thermal management, and extensive expansion options, the ASUS ROG Strix B650-A, priced at $139.99, may be worth the additional investment. Each board has strengths tailored to different user preferences, so consider what features matter most to you before making a purchase.