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ASRock A520M-HDV Supports AMD AM4 Socket Ryzen™ vs ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard

Updated August 2026 — ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard leads on price and storage.

The ASRock B550M-HDV offers superior features and performance, making it the better choice for advanced users. However, the A520M-HDV is a solid budget option.

Why ASRock A520M-HDV Supports AMD AM4 Socket Ryzen™ is better

Price

A520M-HDV is cheaper by 31%

Basic Use

Good for general computing tasks

Size

Micro-ATX form factor is compact

Why ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard is better

Performance

B550M-HDV supports PCIe 4.0 for faster data transfer

Power Delivery

B550M-HDV has premium 50A power chokes for stability

Storage Options

B550M-HDV offers faster storage solutions with PCIe Gen4

Overall score

ASRock A520M-HDV Supports AMD AM4 Socket Ryzen™
75
ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard
88

Specifications

SpecASRock A520M-HDV Supports AMD AM4 Socket Ryzen™ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard
Processor SupportRyzen 3000/4000/5000Ryzen 3000/4000/5000
Memory Support32 GB DDR432 GB DDR4
PCIe VersionPCIe 3.0PCIe 4.0
Video OutputsD-Sub, DVI-D, HDMID-Sub, DVI-D, HDMI
USB PortsLimited6x USB 3.2 Gen1

Dimension comparison

ASRock A520M-HDV Supports AMD AM4 Socket Ryzen™ASRock B550M-HDV Socket AM4 Micro-ATX Motherboard

Overview of the ASRock A520M-HDV and ASRock B550M-HDV

The ASRock A520M-HDV and ASRock B550M-HDV are both solid choices for users looking to build a PC with AMD Ryzen processors. The A520M-HDV is priced at $68.49, while the B550M-HDV retails for $99.20, making the A520M-HDV about 31% cheaper. However, the higher price of the B550M-HDV comes with several advanced features that could justify the investment for certain users.

Compatibility with Processors

In terms of processor compatibility, the ASRock A520M-HDV supports a range of Ryzen processors from the 3000 to the 5000 series, including the 4000 G-Series. Conversely, the ASRock B550M-HDV also supports the same range of processors but with added support for PCIe 4.0 speeds, which are beneficial for modern graphics cards and high-speed storage solutions. This additional compatibility makes the B550M-HDV a better option for users planning to utilize the latest technology.

Memory Support

Both motherboards support DDR4 memory with overclocking capabilities up to 4733 MHz (OC). However, the A520M-HDV can handle a maximum of 32 GB of memory, while the B550M-HDV offers the same maximum but with added benefits of dual-channel configurations through its two DDR4 DIMM slots. This could lead to improved system performance, especially in memory-intensive applications, making the B550M-HDV a more flexible choice for power users.

Power Design and Stability

The ASRock A520M-HDV features a 6-phase power design which provides adequate power delivery for most users. On the other hand, the ASRock B550M-HDV also utilizes a 6-phase power design but includes premium 50A power chokes that can enhance the stability and efficiency of power delivery. This feature may appeal to gamers and overclockers seeking the best performance while keeping temperatures low.

Connectivity Options

When it comes to connectivity, both motherboards offer multiple video output options. The A520M-HDV provides D-Sub, DVI-D, and HDMI outputs, supporting 4K resolution at 60Hz. The B550M-HDV matches this with the same video outputs but adds PCIe 4.0 capabilities, allowing for faster data transfer rates with compatible devices. The B550M-HDV also includes six USB 3.2 Gen1 ports and Gigabit LAN, making it a more robust choice for users with multiple peripherals.

Storage Solutions

Storage capabilities differ between the two motherboards. The ASRock A520M-HDV features a PCIe Gen3 x4 Ultra M.2 interface for NVMe SSDs and supports SATA3 6Gb/s M.2 modules. In contrast, the B550M-HDV offers a Hyper M.2 slot supporting PCIe Gen4x4 speeds along with four SATA3 ports. This means that the B550M-HDV can facilitate faster storage solutions, making it a better option for users who prioritize speed and performance in their storage configurations.

Use Cases

The A520M-HDV is an excellent choice for budget-conscious users who need a basic motherboard for general computing or light gaming. Its price point of $68.49 makes it accessible while still offering decent performance. On the other hand, the B550M-HDV, priced at $99.20, is designed for users who may want to invest in high-performance gaming or content creation. The added features and capabilities may justify the higher cost for those looking for a more future-proof solution.

Which should you buy?

Ultimately, the choice between the ASRock A520M-HDV and the ASRock B550M-HDV depends on your specific needs and budget. If you're looking for a budget-friendly motherboard that handles essential tasks efficiently, the A520M-HDV at $68.49 is a compelling option. However, if you want a motherboard that supports the latest technology, offers better power delivery, and provides superior storage options, the B550M-HDV at $99.20 is well worth the investment. Consider your future needs and whether the additional features of the B550M-HDV align with your plans before making a decision.