ASUS Prime A520M-A II/CSM AMD A520 Socket AM4 micro ATX Motherboard
Asus PRIME A520M-A II CSM Micro ATX Motherboard - 90MB17H0-M0EAYC
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 27 Dec 2025)
Based on a total of 14,417 customer reviews from independent review platforms.
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Based on a total of 14,417 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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MB ASUS AMD AM4 PRIME A520M-A II/CSM
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 9 Dec 2025)
Based on a total of 115,809 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 115,809 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
10-15 days
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MB ASUS AMD AM4 PRIME A520M-A II/CSM
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 24 Dec 2025)
Based on a total of 21,561 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 21,561 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 14 - 17 working days of receiving cleared payment.
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Product Information
Weight & dimensions
| Width | 244 mm |
| Depth | 244 mm |
Expansion slots
| Number of M.2 (M) slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x1 (Gen 3.x) slots | 2 |
Features
| Windows operating systems supported | Windows 10 x64 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD A520 |
| Motherboard form factor | micro ATX |
| Audio output channels | 7.1 channels |
| Audio chip | Realtek ALC887 / Realtek ALC897 |
| Component for | PC |
Network
| Ethernet interface type | Gigabit Ethernet |
| Ethernet LAN | Yes |
| Wi-Fi | No |
Rear panel I/O ports
| USB connector type | USB Type-A |
| DisplayPorts quantity | 1 |
| HDMI ports quantity | 1 |
| VGA (D-Sub) ports quantity | 1 |
| PS/2 ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 2.0 ports quantity | 2 |
| Microphone in | Yes |
Internal I/O
| RGB LED pin header | Yes |
| Number of COM connectors | 1 |
| TPM connector | Yes |
| 12V power connector | Yes |
| S/PDIF out connector | Yes |
| Number of SATA III connectors | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| USB 2.0 connectors | 2 |
| EPS power connector (8-pin) | Yes |
| Number of chassis fan connectors | 2 |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Front panel audio connector | Yes |
Graphics
| Parallel processing technology support | Not supported |
Storage controllers
| RAID levels | 0, 1, 10 |
| RAID support | Yes |
| Number of HDDs supported | 4 |
| Number of storage drives supported | 5 |
| Supported storage drive interfaces | M.2, SATA III |
| Supported storage drive types | HDD & SSD |
Memory
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory types | DDR4-SDRAM |
| Unbuffered memory | Yes |
| Maximum internal memory | 128 GB |
| Supported memory clock speeds | 2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4100,4133,4400,4466,4600,4800 MHz |
| Memory channels | Dual-channel |
Processor
| Compatible processor series | AMD Ryzen™ 3, AMD Ryzen™ 5 |
| Processor socket | Socket AM4 |
| Processor manufacturer | AMD |
BIOS
| BIOS type | UEFI AMI |
| BIOS memory size | 128 Mbit |
Product information
At a glance
- Supports AMD Ryzen processors for powerful performance.
- Up to 64GB DDR4 RAM for seamless multitasking.
- Durable design with advanced cooling solutions.
Note: This text was created with the help of AI.
Unlock the Power of ASUS Prime A520M-A II/CSM Motherboard
The ASUS Prime A520M-A II/CSM motherboard is perfect for tech enthusiasts and casual users alike who are looking to build a reliable and efficient system. Whether you're a gamer, a content creator, or simply someone who needs a dependable workhorse for everyday tasks, this motherboard has got you covered. With a seamless blend of performance and functionality, it opens the door to a world of possibilities for your PC build. Explore a variety of options on **Motherboards** and find the perfect match for your needs!Feature-Rich Design for Optimal Performance
The ASUS Prime A520M-A II/CSM boasts an impressive array of features designed to enhance your computing experience. It supports the latest AMD Ryzen processors, ensuring that you have the power needed for multitasking and demanding applications. With support for up to **64GB of DDR4 RAM**, this motherboard allows you to tackle heavy workloads without breaking a sweat. The **M.2 slot** enables high-speed SSD connectivity, letting you enjoy lightning-fast boot times and data transfers. Plus, with multiple USB ports, including USB 3.2 Gen 1 Type-A, you’ll find it easy to connect all your peripherals.Stylish and Practical Aesthetics
Aesthetics matter, and the ASUS Prime A520M-A II/CSM does not disappoint in this department. Its sleek, modern design is complemented by a matte black finish that seamlessly integrates into any build. The motherboard features a well-organized layout, making cable management a breeze, and ensuring optimal airflow for cooling. The **dual-channel memory architecture** not only enhances performance but also adds to the overall visual appeal of your setup. This motherboard is as much a statement piece as it is a functional component for your PC.Enhanced Durability and Reliability
When investing in a motherboard, durability is key, and the ASUS Prime A520M-A II/CSM is built to last. With a robust construction and high-quality components, this motherboard is designed to withstand the rigors of daily use. The **ASUS SafeSlot** technology reinforces the PCIe slots, providing added protection against heavy graphics cards. Additionally, the motherboard features comprehensive cooling options, including fan headers and thermal sensors, ensuring your system remains cool and stable even during intensive tasks. Trust in this motherboard to provide a reliable foundation for all your computing needs!Note: This text was created with the help of AI.
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ASUS Prime series is expertly engineered to unleash the full potential of AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime A520 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.
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