• Available from 2026-11-20 — contact us to reserve
ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
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  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX
  • ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX

ASUS Pro A520M-C/CSM AMD A520 Socket AM4 micro ATX

€87.27
Tax included

ASUS Pro A520M-C/CSM, AMD, Socket AM4, AMD Ryzen 3000 Series, Socket AM4, DDR4-SDRAM, 64 GB

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ASUS Pro business motherboards provide enhanced features to smooth your IT operations, including comprehensive system protection, 24/7 stability and reliability and an improved management suite for easier customization. Known as the world's biggest and best-known motherboard brand, ASUS provides world-class after-sales service and guaranteed long-term availability to maximize your investment over the product life cycle and offers a high-quality, TCO-optimized solution for your business computing-needs.<br><br><b>ASUS Corporate Stable Model</b><br>ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards. Offering up to 36-month product lifecycle support and 6-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Each purchase of an ASUS CSM motherboard comes with ASUS Control Center Express - server-grade IT management software.<br><br><b>ASUS Control Center Express</b><br>ASUS Control Center Express is an integrated IT monitoring and management software designed to deploy faster, simplify IT operations and improve productivity with comprehensive control and user-friendly functions. ASUS Control Center Express is compatible with over 100 ASUS motherboards to provide a high-quality, TCO-optimized solution for your business needs.<br><br><b>Optimize IT endpoint management</b><br>Designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely<br><br><b>Automate IT maintenance</b><br>Allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility<br><br><b>Securely manage all of endpoints</b><br>Securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices<br><br><b>Internationally Certified Business Motherboard</b><br>ASUS business motherboards are enterprise proven with leading quality that exceeds industry standards. Certified by multiple international safety and environmental organizations, ASUS business motherboards provide a safe, secure and sustainable solution, making them the ideal choice for your business.<br><br><b>ASUS Self-recovering BIOS</b><br>ASUS-exclusive BIOS protection technology automatically recovers the system BIOS with a verified backup in the event of an update failure, preventing the need to replace or reinstall hardware.<br><br><b>ASUS Secure Boot</b><br>ASUS business motherboard is set to check the firmware and signature of each piece of boot software.<br><br><b>Trusted Platform Module (TPM)</b><br>Hardware-based security offers better data protection, enhances network security, protects digital identities and ensures platform integrity.<br><br><b>Certified NIST SP 800-147</b><br>ASUS business motherboard is certified by the national computer security standards.<br><br><b>ASUS Trouble Shooting Solution</b><br>ASUS Debug header is a 10-1 pin low pin count (LPC) header for connecting to debug cards for faster, more efficient motherboard troubleshooting. When connected to an ASUS Debug Card, administrators can view error and debugging codes on the integrated LCD display, and get better idea of initialization and recovery processes. ASUS business motherboards provide a complete troubleshooting solution, making mass production faster and more cost effective.<br><br><b>24/7 Reliability Test</b><br>Optimized for twenty-four seven operations, the motherboard is tested under temperature up to 45°C and relative humidity up to 80% to ensure it can handle diverse temperature and humidity range of different location.<br><br><b>Anti-moisture Coating<br>Protection against moisture and corrosion</b><br>An innovative moisture-resistant coating protects the motherboard in humid environments, such as factories, libraries, data centers and internet cafes. It also minimizes internal corrosion by preventing adhesion and migration of moisture, prolonging the life of the motherboard.<br><br><b>Anti-sulfur Resistors</b><br>Consider long-term reliability of commercial product, ASUS business motherboard is equipped with anti-sulfur resistors. The resistors provide excellent resistance to sulfuration by constructed in a high grade ceramic body (aluminum oxide). With anti-sulfur resistors, ASUS business motherboard can be operated under the harsh environments.<br><br><b>LANGuard<br>Pumped-up throughput. 2.5X higher surge tolerance.</b><br>ASUS LANGuard is hardware-level networking protection that employs signal-coupling technology and premium anti-EMI surface-mounted capacitors ensuring a more reliable connection and better throughput, plus electrostatically guarded and surge-protected components for greater tolerance to static electricity and improved protection against surges.<br><br><b>Overvoltage Protection<br>World-class circuit-protecting power design</b><br>An exclusive circuit design with built-in voltage regulators to protect your chipset, connectivity ports, and audio codecs from damage caused by unexpected high-level voltages from unstable or inferior power supplies.<br><br><b>Stainless-Steel Back I/O<br>3X corrosion-resistance for greater durability</b><br>Corrosion-resistant stainless steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels.<br><br><b>ESD Guards<br>Electrostatic discharge protection</b><br>ASUS ESD Guards prevent damage from electrostatic discharge, up to +/- 10kV for air discharge and +/-15kV for contact discharge, arranged in an active-protective-circuit design that prolongs the life of components.<br><br><b>ASUS Commercial BIOS Kit</b><br>ASUS understands how important a customized product impacts users' mind share, experience the brand new Commercial BIOS Kit for partial BIOS update solution!<br><br><b>Box Headers</b><br>All USB headers are box style, enabling fast connector installation and preventing pin damage.<br><br><b>Fixed-position Connectors</b><br>Connector positions on ASUS business motherboards remain consistent across product generations, protecting training, manufacturing and investments in supporting hardware.

Technical specifications

Processor

Processor manufacturerAMD
Processor socketSocket AM4
Compatible processor seriesAMD Ryzen 3000 Series
Supported processor socketsSocket AM4

Memory

Supported memory typesDDR4-SDRAM
Number of memory slots2
Memory slots typeDIMM
Memory channelsDual-channel
ECC сompatibilityECC
Supported memory clock speeds2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4400,4600 MHz
Maximum internal memory64 GB
Unbuffered memoryYes

Storage controllers

Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
Number of storage drives supported5
RAID levels0, 1, 10

Graphics

Parallel processing technology supportNot supported
Maximum resolution3840 x 2160 pixels

Internal I/O

USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors1
Number of SATA III connectors4
Front panel audio connectorYes
ATX Power connector (24-pin)Yes
Number of EATX power connectors1
CPU fan connectorYes
Chassis intrusion connectorYes
EPS power connector (8-pin)Yes
Number of COM connectors1
TPM connectorYes
12V power connectorYes

Rear panel I/O ports

USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
Ethernet LAN (RJ-45) ports1
PS/2 ports quantity2
VGA (D-Sub) ports quantity1
HDMI ports quantity1
DVI-D ports quantity1
Headphone outputs3
COM ports quantity1
USB connector typeUSB Type-A

Network

Ethernet LANYes
Ethernet interface typeGigabit Ethernet
LAN controllerRealtek RTL8111H
Wake-on-LAN readyYes
Wi-FiNo

Features

Motherboard chipsetAMD A520
Audio chipRealtek ALC887
Audio output channels7.1 channels
Component forPC
Motherboard form factormicro ATX
Motherboard chipset familyAMD
Windows operating systems supportedWindows 10 x64

Expansion slots

PCI Express x1 (Gen 3.x) slots2
PCI Express x16 (Gen 3.x) slots1
PCI slots1
Number of M.2 (M) slots1

BIOS

BIOS typeUEFI AMI
BIOS memory size256 Mbit
Clear CMOS jumperYes

Weight & dimensions

Width244 mm
Depth229 mm
ASUS
FL81077071
2026-11-20

Data sheet

Processor brand
AMD
For
PC
Socket
Emplacement AM4
Memory type
DDR4-SDRAM
Memory form factor
DIMM

Specific References

EAN13
4718017873352
MPN
90MB1550-M0EAYC
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