Biostar A520MH User Manual

Chapter 2: Hardware installaon | 15
A520MH / B550MH
M2_PCIE_SATA1: M.2 (M Key) Socket
A520MH:
• The M.2 slot supports M.2 Type 2242/2260/2280 SSD module. When installing M.2 SSD
module, please place the screw and hex pillar to correct posion.
• Support M.2 SATA III (6.0 Gb/s) module and M.2 PCI Express module up to Gen3 x4
(32Gb/s) - NVMe & AHCI SSD.
B550MH:
• The M.2 slot supports M.2 Type 2242/2260/2280 SSD module. When installing M.2 SSD
module, please place the screw and hex pillar to correct posion.
• Support M.2 SATA III (6.0 Gb/s) module and M.2 PCI Express module up to Gen3 x4
(32Gb/s) or Gen4 x4 (64Gb/s) - NVMe & AHCI SSD.
Note
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M.2(MKey)Socket:ThebandwidthisdependedonCPU.
SupportsPCI-E4.0x4(64Gb/s)speed,whichdependsonlyonRyzen3rdGenMasse.
Install an Expansion Card
You can install your expansion card by following steps:
• Read the related expansion card’s instrucon document before install the expansion
card into the computer.
• Remove your computer’s chassis cover, screws and slot bracket from the computer.
• Place a card in the expansion slot and press down on the card unl it is completely
seated in the slot.
• Secure the card’s metal bracket to the chassis back panel with a screw. (This step is only
for installing a VGA card.).
• Replace your computer’s chassis cover.
• Power on the computer, if necessary, change BIOS sengs for the expansion card.
• Install related driver for the expansion card.
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ConnuedonNextPage
Note
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PleasebenotethatyouwillneedtouseM2typescrewdriverifyouwanttoinstalloruninstallthe
screw.Itisrecommendednottouseascrewdriverthatdoesnotmeetthespecicaons,otherwise
thescrewmaybedamaged.

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