Asus Prime A520M-K/CSM AM4 Motherboard
Onstock at Online Warehouse
Features
- Reliable Performance for AMD Ryzen™ CPUs – Supports AMD Ryzen™ 5000/4000 G-Series/3000 Series desktop processors with robust power delivery for stable and efficient computing.
- Comprehensive Connectivity – Equipped with M.2 PCIe 3.0 & SATA support, multiple USB 3.2 Gen 1 ports, HDMI and D-Sub outputs, and Gigabit Ethernet with ASUS LANGuard.
- Durable and Protected Design – Features 5X Protection III, SafeSlot Core, and stainless-steel back I/O for long-lasting durability and system protection.
- Advanced Cooling and Power Control – Includes dedicated heatsink design, Fan Xpert, DIGI+ VRM, and EPU for optimal thermal management and energy efficiency.
- Business-Ready with CSM Support – Part of ASUS Corporate Stable Model (CSM), offering long-term availability, extended lifecycle support, and ASUS Control Center Express for IT management.
₱4,000.00
Estimated Delivery: Jun 12 - Jun 17, 2026 (Business Days)
Onstock at Online Warehouse
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ASUS PRIME A520M‑K/CSM is a robust and versatile micro‑ATX motherboard designed to provide reliable performance for users building AMD AM4‑based systems, whether for business, productivity, or everyday computing. It supports AMD Ryzen™ 5000 Series, 4000 G‑Series, and 3000 Series desktop processors, delivering essential performance and connectivity for a wide range of applications.
At its core, PRIME A520M‑K/CSM offers a solid foundation of everyday performance features with comprehensive connectivity and expansion options. It includes M.2 support for high‑speed storage with up to 32 Gbps transfer rates, multiple USB 3.2 Gen 1 Type‑A ports, HDMI and D‑Sub video outputs, and Gigabit Ethernet powered by Realtek with ASUS LANGuard for enhanced network reliability.
Optimized for Stability and Efficiency
The PRIME A520M‑K/CSM incorporates 5X Protection III, a suite of hardware safeguards that protect your system from electrical damage, including overvoltage and overcurrent conditions. ASUS’s DIGI+ VRM and EPU (Energy Processing Unit) technologies deliver precise and efficient power control, improving system stability and optimizing energy usage. Integrated cooling solutions with a dedicated heatsink and Fan Xpert allow flexible fan control for quiet yet effective thermal management, ensuring your system stays cool even under workload.
Comprehensive BIOS and Tuning Tools
This motherboard benefits from the ASUS UEFI BIOS, featuring intuitive graphical interfaces that support both beginners and experienced users. The BIOS provides EZ Mode for straightforward setup and monitoring, as well as an Advanced Mode with deep configuration options. Fan profiles, memory tuning, and performance adjustments are easily accessible through the firmware or ASUS software utilities, enabling you to fine‑tune your system’s behavior to your preference.
Built for Business with ASUS CSM
As part of the ASUS Corporate Stable Model (CSM) program, this motherboard is tailored for commercial use, offering extended lifecycle support and long‑term availability, along with ASUS Control Center Express — a centralized IT management platform that simplifies system monitoring and maintenance across multiple devices.
Durable Construction & Enhanced Compatibility
PRIME A520M‑K/CSM is engineered with reinforced components such as ASUS SafeSlot Core, strengthened solder points, and stainless‑steel back I/O for improved durability. These enhancements help protect against common stresses during installation and operation. Furthermore, extensive validation tests ensure compatibility with thousands of components, allowing for a hassle‑free building experience.
Designed for Everyday Use
Whether you’re assembling a corporate workstation, home PC, or a stable entry‑level gaming rig, the PRIME A520M‑K/CSM delivers the essentials — reliable power delivery, flexible connectivity, quality audio components, and comprehensive system controls — in a compact micro‑ATX form factor.
| Category | Specification |
|---|---|
| CPU | AMD AM4 Socket for AMD Ryzen™ 5000/5000 G-Series, 4000 G-Series, 3000/3000 G-Series Desktop Processors. (Refer to ASUS CPU support list) |
| Chipset | AMD A520 |
| Memory | 2 x DIMM, Max. 64GB, DDR4 5100(O.C)–2133 MHz, Un-buffered, Dual Channel, ECC support varies by CPU. (Refer to ASUS Memory QVL) |
| Graphics | 1 x D-Sub, 1 x HDMI 2.1 (4K@60Hz) |
| Expansion Slots | 1 x PCIe 3.0 x16 (x16 mode), 2 x PCIe 3.0 x1 |
| Storage | 1 x M.2 Socket 3 (2242/2260/2280, PCIe 3.0 x4 & SATA), 4 x SATA 6Gb/s ports, RAID 0/1/10 support |
| LAN | Realtek RTL8111H 1Gb Ethernet, ASUS LANGuard |
| Audio | Realtek ALC887/897 7.1-Channel HD Audio, Jack-detection, Multi-streaming, Front Panel Jack Retasking, Audio Shielding, Dedicated PCB Layers |
| USB Ports | Rear: 4 x USB 3.2 Gen 1 Type-A, 2 x USB 2.0 Type-A, 1 x PS/2, 1 x D-Sub, 1 x HDMI, 1 x LAN, 3 x Audio jacks
Front: 2 x USB 3.2 Gen 1 Type-A, 4 x USB 2.0 Type-A |
| Internal I/O | 1 x COM header, 1 x CPU Fan, 1 x Chassis Fan, 2 x USB 3.2 Gen1 connectors (support 2 ports), 2 x USB 2.0 connectors (support 4 ports), 1 x M.2 Socket 3, 1 x SPI TPM header, 4 x SATA 6Gb/s, 1 x S/PDIF out, 24-pin EATX, 8-pin 12V, Front panel audio, Clear CMOS jumper, System panel, Speaker connector |
| Software Features | Armoury Crate, AI Suite 3 (TurboV EVO, EPU, Digi+ VRM, Fan Xpert), EZ Update, ASUS CPU-Z, AI Charger, DAEMON Tools, Norton Anti-virus (60-day trial), WinRAR, UEFI BIOS (EZ Mode) |
| ASUS Special Features | 5X Protection III (DIGI+ VRM, LANGuard, Overvoltage Protection, SafeSlot Core, Stainless-Steel Back I/O), Q-Design (Q-DIMM, Q-Slot), Thermal Solution: Aluminum heatsink |
| Back I/O Ports | 4 x USB 3.2 Gen 1 Type-A (blue), 2 x USB 2.0, 1 x PS/2 Combo, 1 x D-Sub, 1 x HDMI, 1 x LAN, 3 x Audio jacks |
| Accessories | ACC Express Activation Key, 1 x M.2 screw, 2 x SATA cables, User Manual, I/O Shield, Supporting DVD |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Manageability | WOL by PME, PXE |
| OS Support | Windows® 10 64-bit |
| Form Factor | mATX (8.9 x 8.7 inch / 22.6 x 22.1 cm) |
| Brands | |
|---|---|
| AMD Chipset | A520 |
| Form Factor | MATX |
| RAM Generation | DDR4 |
| CPU Socket | AM4 |
Q & A
Asus Prime A520M-K/CSM AM4 Motherboard
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