Model

PRIME A520M-K

CPU

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

Chipset

AMD A520

Memory

2 x DIMM, Max. 64GB, 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.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3200 / 3000 / 2933 / 2800 / 2666 / 2400 / 2133 MHz Unbuffered 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). Memory frequency support depends on the CPU type.

Graphics

1 x D-Sub
1 x HDMI 2.1 (4K@60Hz)

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 (x16 mode)
AMD A520 Chipset
2 x PCIe 3.0 x1

Storage

Total 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:
1 x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIe 3.0 x4 and SATA modes) storage devices support
AMD A520 Chipset:
4 x SATA 6Gb/s ports
Supports RAID 0, 1, 10

LAN

Realtek RTL8111H 1Gb Ethernet
ASUS LANGuard

Audio

Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC *
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback
Audio Features:
- Audio Shielding
- Dedicated Audio PCB Layers
* Choose a chassis with an HD audio module in the front panel to support 8-channel audio output.

USB Ports

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

Software Features

ASUS Exclusive Software
Armoury Crate
AI Suite 3
- Performance and Power Saving Utility
TurboV EVO
EPU
Digi+ VRM
Fan Xpert
- EZ Update
ASUS CPU-Z
AI Charger
DAEMON Tools
Norton Anti-virus Software (Free Trial for 60 Days)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode

ASUS Special Features

ASUS 5X PROTECTION III
- ASUS DIGI+ VRM
- ASUS LANGuard
- ASUS Overvoltage Protection
- ASUS SafeSlot Core
- ASUS Stainless-Steel Back I/O
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum Heatsink Design

Back I/O Ports

1 x PS/2 Keyboard/Mouse Combo Port
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) Port
4 x USB 3.2 Gen 1 (Blue) Type-A
2 x USB 2.0
3 x Audio Jacks

Internal I/O Ports

1 x CPU Fan Connector
1 x Chassis Fan Connector
1 x USB 3.2 Gen 1 (Up to 5Gbps) Connector Supporting 2 Additional USB 3.2 Gen 1 Ports
2 x USB 2.0 Connectors Supporting 4 Additional USB 2.0 Ports
1 x M.2 Socket 3 with M Key, Type 2242/2260/2280 Storage Devices Support (SATA & PCIe 3.0 x4 Mode)
1 x SPI TPM Header
4 x SATA 6Gb/s Connectors
1 x S/PDIF Out Header
1 x 24-Pin EATX Power Connector
1 x 8-Pin EATX 12V Power Connector
1 x Front Panel Audio Connector (AAFP)
1 x Clear CMOS Jumper
1 x System Panel Connector
1 x COM Port Header
1 x Speaker Connector

Accessories

User's Manual
I/O Shield
2 x SATA 6Gb/s Cables
1 x Supporting DVD
1 x M.2 SSD Screw Package

BIOS

256 Mb Flash ROM, UEFI AMI BIOS

Manageability

WOL by PME, PXE

Operating System

Windows® 10 64-bit

Form Factor

mATX Form Factor
8.9" x 8.7" (22.6 cm x 22.1 cm)