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ASUS PRIME A520M-A II/CSM AMD AM4 (Ryzen 5000 Series) Micro ATX Commercial Motherboard (ECC Memory, M.2 Support, 1Gb Ethernet, DP/HDMI 2.1/D-Sub, 4K@60HZ, USB 3.2 Gen 1 Type-A, ARGB Header with AURA Sync and ASUS Control Center Express)

  • AMD A520
  • Supports AMD Ryzen 5000 Series / 5000 G-Series / 4000 G-Series / 3000 Series Processors
  • DDR4 4800(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3333(OC) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133
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Specs
Reviews (8)

Learn more about the ASUS PRIME A520M-A II/CSM

Model
Brand ASUS
Model PRIME A520M-A II/CSM
Supported CPU
CPU Socket Type AM4
CPU Type Supports AMD Ryzen 5000 Series / 5000 G-Series / 4000 G-Series / 3000 Series Processors

* Refer to www.asus.com for CPU support list.
Chipsets
Chipset AMD A520
Memory
Number of Memory Slots 4x288pin (DDR4)
Memory Standard DDR4 4800(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3333(OC) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133 *

* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.
Maximum Memory Supported 128GB
Channel Supported Dual Channel
ECC Supported ECC Memory (ECC mode) support varies by CPU.
Buffer Supported Un-buffered
Expansion Slots
PCI Express 3.0 x16 1 x PCI Express 3.0 x16*

* Actual support may vary by CPU.
PCI Express x1 2 x PCIe 3.0 x1
Storage Devices
Serial ATA (SATA) 4 x SATA 6Gb/s
M.2 AMD Ryzen 5000 Series / 4000 G-Series / 3000 Series Desktop Processors:
M.2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
SATA RAID 0/1/10
Onboard Video
Onboard Video Chipset Supported only by CPU with integrated graphic
Onboard Audio
Audio Chipset Realtek ALC887/897
Audio Channels 7.1 Channels

* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Onboard LAN
LAN Chipset Realtek 1Gb Ethernet
Max LAN Speed 1Gbps
Rear Panel Ports
Back 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 HDMI port
1 x D-Sub
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo port
Internal I/O Connectors
Onboard 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
Other Connectors Fan and cooling related
1 x 4-pin CPU Fan header
2 x 4-pin Chassis Fan headers
Miscellaneous
2 x AURA Addressable Gen 2 header
2 x AURA RGB headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x S/PDIF Out header
1 x Speaker header
1 x SPI TPM header (14-1pin)
1 x 10-1 pin System Panel header
Physical Spec
Form Factor Micro ATX
LED Lighting RGB
Dimensions (W x L) 9.6" x 9.6"
Power Pin 1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
Features
Features Special Features:
ASUS 5X PROTECTION III
- DIGI+ VRM
- LANGuard
- Overvoltage Protection
- SafeSlot Core
- Stainless-Steel Back I/O
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- VRM heatsink design
AURA Sync
- AURA RGB headers
- Addressable Gen 2 RGB headers

Software Features:
ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
AI Suite 3
- Performance And Power Saving Utility
TurboV EVO
EPU
Digi+ VRM
Fan Xpert 2+
- EZ update
ASUS CPU-Z
AI Charger
DAEMON Tools
Norton Anti-virus software (Free Trial version)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode

BIOS:
128 MB Flash ROM, UEFI AMI BIOS

Manageability:
WOL by PME, PXE

Operating System:
Windows 10 64-bit
Packaging
Package Contents 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 User manual
Manufacturer Warranty
Parts 3 Year
Additional Information
Date First Available July 01, 2021

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies*

Manufacturer Contact Info

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