ASUS Pro A520M-C II/CSM

Micro-ATX A520 business motherboard with enhanced security, reliability and manageability

AMD AM4 socket: Ready for Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop ProcessorsASUS-exclusive self-recovering BIOS technology for automatic system BIOS recovery from a verified backupASUS LPC debug header for more efficient troubleshootingSupports SMBUS header that connects to a DASH LAN for remote IT managementInnovative moisture-resistant coating to protect the motherboard from harsh environmentsEvent log for capturing and managing detailed system informationCommercial BIOS kit to make customization faster and more efficientASUS Control Center Express(ACCE) to make IT endpoint management easier

CPU

AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
Socket AM4
*Refer to www.asus.com for CPU support list.

Chipset

AMD A520

Memory

2 x DIMM, DDR4 4866(O.C.)/4600(O.C.)/4466(O.C.)/4400(O.C.)/4333(O.C.)/4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/346(O.C.)/3400(O.C.)/3333(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz, Un-buffered Memory*

Dual Channel Memory Architecture

*ECC memory (ECC mode) support varies by CPU.
*Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.

Graphics

1 x DisplayPort 1.2
1 x D-Sub
1 x DVI-D
1 x HDMI™ 2.1(4K@60Hz)
*Graphics specifications may vary between CPU types.

*The DVI-D port and the DisplayPort cannot work at the same time. Only the DVI-D port functions when the two ports are both connected.

Expansion Slots

AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series/ 3000 G-Series Desktop Processors
1 x PCIe 3.0 x16 slot (supports x16 mode)
AMD A520 Chipset
2 x PCIe 3.0 x1 slots
1 x PCI slot

Storage

Supports 1 x M.2 slot and 4 x SATA 6Gb/s ports
AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series/ 3000 G-Series Desktop Processors

M.2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)

AMD A520 Chipset
4 x SATA 6Gb/s ports
Support RAID 0, 1, 10

Ethernet

1 x Realtek 1Gb Ethernet
ASUS LANGuard

USB

Rear USB:Total 6 ports
4 x USB 3.2 Gen 1 ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A)

Front USB:Total 6 ports
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports

Audio

Realtek ALC897 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking

*A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Back Panel I/O Ports

4 x USB 3.2 Gen 1 ports (4 x Type-A)

2 x USB 2.0 ports (2 x Type-A)

1 x DisplayPort
1 x D-Sub port
1 x DVI-D port
1 x HDMI™ port
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x COM port
1 x PS/2 Keyboard (purple) port
1 x PS/2 Mouse (green) port

Internal I/O Connectors

Fan and Cooling related
1 x 4-pin CPU Fan header
2 x 4-pin Chassis Fan headers
Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
Storage related
1 x M.2 slot (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
Miscellaneous
1 x Clear CMOS header
1 x Chassis Intrude header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x LPC debug header
1 x LPT header
1 x SMBUS header
1 x Speaker header
1 x 10-1 pin System Panel header

Special Features

ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
ASUS EZ DIY
- Box Headers
Bespoke Motherboard Design & Business Focused Features
- ASUS Self Recovering BIOS
- ASUS Event Log
- ASUS Commercial BIOS kit
- Anti-Moisture Coating
- 24/7 Reliability
- Overcurrent Protection
TPM 2.0 IC Onboard

Software Features

ASUS Exclusive Software
IT Management software supported
- ASUS Control Center Express(ACCE)

BIOS

128 Mb Flash ROM, UEFI AMI BIOS

Manageability

WOL by PME, PXE

Accessories

Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x I/O Shield
1 x M.2 SSD screw package
Installation Media
1 x Support DVD
Documentation
1 x ACC Express Activation Key Card
1 x User manual

Operating System

Windows 10 64-bit

Form Factor

mATX Form Factor
24.4cm x 22.9cm