Biostar A520MH User Manual

Chapter 2: Hardware installaon | 13
A520MH / B550MH
Step 1: Unlock a DIMM slot by pressing the retaining clips outward. Align a DIMM on the slot
such that the notch on the DIMM matches the break on the slot.
Step 2: Insert the DIMM vercally and rmly into the slot unl the retaining clips snap back in
place and the DIMM is properly seated.
Note
»
 IftheDIMMdoesnotgoinsmoothly,donotforceit.Pullitallthewayoutandtryagain.
Memory Capacity
DIMM Socket Locaon DDR4 Module Total Memory Size
DIMMA1 8GB/16GB/32GB
Max is 64GB.
DIMMB1 8GB/16GB/32GB
Dual Channel Memory Installaon
Please refer to the following requirements to acvate Dual Channel funcon:
Install memory module of the same density in pairs, shown in the table.
Dual Channel Status DIMMA1 DIMMB1
Disabled O X
Disabled X O
Enabled O O
(O means memory installed, X means memory not installed.)
Note
»
 Wheninstallingmorethanonememorymodule,werecommendtousethesamebrandand
capacitymemoryonthismotherboard.

Biostar A520MH Specifications

General

Processor socket	-
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen™ 3
Component for	PC
Motherboard chipset	AMD A520
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Memory slots type	DIMM
Number of memory slots	2
Supported memory types	DDR4-SDRAM
Maximum internal memory	- GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2933, 3200, 3600, 3800, 4000, 4400, 4600, 4800 MHz
Wi-Fi	No
Ethernet LAN	Yes
LAN controller	Realtek RTL8111H
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Harmonized System (HS) code	84733020

Weight and Dimensions

Depth	208 mm
Width	244 mm