Asrock A520M PRO4, AMD AM4, 4xDDR4, HDMI, DP, M.2, Micro ATX

Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 Series Desktop Processors*

8 Power Phase Design, Digi Power

Supports DDR4 4733+ (OC)

2 x PCIe 3.0 x16, 1 x M.2 Key E for WiFi

Graphics Output Options: HDMI, DisplayPort, D-Sub

7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio

4 x SATA3, 1 x Ultra M.2 (PCIe Gen3 x4), 1 x M.2 (PCIe Gen3 x2 & SATA3)

10 x USB 3.2 Gen1(5 x Rear, 1 x Rear Type-C, 4 x Front)

Realtek Gigabit LAN

*Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.

Unique Feature

ASRock Super Alloy

- Premium 50A Power Choke

- Sapphire Black PCB

- High Density Glass Fabric PCB

- 2oz Copper PCB

ASRock Full Coverage M.2 Heatsink

ASRock Ultra M.2 (PCIe Gen3x4)

ASRock POST Status Checker (PSC)

ASRock Full Spike Protection (for all USB, Audio, LAN Ports)

ASRock Live Update & APP Shop

CPU

- Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 Series Desktop Processors*

- Digi Power design

- 8 Power Phase design

*Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.

Chipset

- AMD A520

Memory

- Dual Channel DDR4 Memory Technology

- 4 x DDR4 DIMM Slots

- AMD Ryzen series CPUs (Matisse) support DDR4 4533+(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory*

- AMD Ryzen series APUs (Renoir) support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory*

- Max. capacity of system memory: 128GB**

- Supports Extreme Memory Profile (XMP) memory modules

- 15µ Gold Contact in DIMM Slots

*Please refer to Memory Support List on ASRock's website for more information.

Ryzen Series CPUs (Matisse):

Ryzen Series APUs:

SR: Single rank DIMM, 1Rx4 or 1Rx8 on DIMM module label x=1 or 2

DR: Dual rank DIMM, 2Rx4 or 2Rx8 on DIMM module label

**Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU, there is no such limitation.

BIOS

- 128Mb AMI UEFI Legal BIOS with GUI support

- Supports "Plug and Play"

- ACPI 5.1 compliance wake up events

- Supports jumperfree

- SMBIOS 2.3 support

- CPU, CPU VDDCR_SOC, DRAM, VPPM, +1.8VSB Voltage Multi-adjustment

Graphics

- Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU*

- DirectX 12, Pixel Shader 5.0

- Shared memory default 2GB. Max Shared memory supports up to 16GB.**

- Three graphics output options: D-Sub, HDMI and DisplayPort 1.4

- Supports Triple Monitor

- Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz

- Supports DisplayPort 1.4 with max. resolution up to 5K (5120x2880)@120Hz

- Supports D-Sub with max. resolution up to 1920x1200 @ 60Hz

- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required)

- Supports HDR (High Dynamic Range) with HDMI 2.1

- Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports

- Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports

- Supports Microsoft® PlayReady

*Actual support may vary by CPU

**The Max shared memory 16GB requires 32GB system memory installed.

Audio

- 7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec)

- Premium Blu-ray Audio support

- Supports Surge Protection

- PCB Isolate Shielding

- Individual PCB Layers for R/L Audio Channel

- Nahimic Audio

LAN

- PCIE x1 Gigabit LAN 10/100/1000 Mb/s

- Realtek RTL8111H

- Supports Wake-On-LAN

- Supports Lightning/ESD Protection

- Supports Energy Efficient Ethernet 802.3az

- Supports PXE

Slots

- 2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE2: x2 mode)*

- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module

*Supports NVMe SSD as boot disks

Storage

- 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug*

- 1 x Ultra M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**

- 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)

*M2_2 and SATA3_3_4 share lanes. If either one of them is in use, the other one will be disabled.

**Supports NVMe SSD as boot disks

Supports ASRock U.2 Kit

Connector

- 1 x COM Port Header

- 1 x SPI TPM Header

- 1 x Power LED and Speaker Header

- 2 x RGB LED Headers*

- 2 x Addressable LED Headers**

- 1 x CPU Fan Connector (4-pin)***

- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)

- 4 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)****

- 1 x 24 pin ATX Power Connector

- 1 x 8 pin 12V Power Connector

- 1 x Front Panel Audio Connector

- 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)

- 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection)

*Support in total up to 12V/3A, 36W LED Strip

**Support in total up to 5V/3A, 15W LED Strip

***The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.

****The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.

CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP, CHA_FAN3/WP and CHA_FAN4/WP can auto detect if 3-pin or 4-pin fan is in use.

Rear Panel I/O

- Antenna Bracket

- 1 x PS/2 Mouse/Keyboard Port

- 1 x D-Sub Port

- 1 x HDMI Port

- 1 x DisplayPort 1.4

- 1 x USB 3.2 Gen1 Type-A Port (Supports ESD Protection)

- 4 x USB 3.2 Gen1 Type-A Ports (ASMedia ASM1074 hub) (Supports ESD