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Asus Prime B350M-A Motherboard
Asus Prime B350M-A
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Gigabyte Z370 AORUS Ultra Gaming WIFI Motherboard
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MSI B450M Pro-M2 Motherboard
MSI B450M Pro-M2
User rating
41
4.1 out of 5
41 user ratings
5 stars
34 %
4 stars
46 %
3 stars
19 %
2 stars
0 %
1 stars
0 %
42
4.4 out of 5
42 user ratings
5 stars
47 %
4 stars
40 %
3 stars
11 %
2 stars
0 %
1 stars
0 %

General

Motherboard typeMicro-ATXATXMicro-ATX
Processor socketSocket AM4
LGA 1151
Socket AM4

Memory

Supported memory bus clock
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2933 MHz
  • 3200 MHz
  • 2400 MHz
  • 2133 MHz
  • 2666 MHz
  • 2800 MHz
  • 3000 MHz
  • 3200 MHz
  • 3300 MHz
  • 3400 MHz
  • 3333 MHz
  • 3466 MHz
  • 3733 MHz
  • 3600 MHz
  • 3800 MHz
  • 3666 MHz
  • 3866 MHz
  • 4000 MHz
  • 2400 MHz
  • 1866 MHz
  • 2133 MHz
  • 2667 MHz
  • 2800 MHz
  • 2933 MHz
  • 3000 MHz
  • 2667 MHz
  • 3200 MHz
  • 3466 MHz
  • 3066 MHz
RAM technologyDDR4DDR4DDR4
Memory slots typeDIMMDIMMDIMM
Maximum RAM size64 GB64 GB32 GB
Number of memory slots442
Unbuffered memoryyesyesyes
Memory channelsDualDualDual
Non-ECCyesyesyes
ECC
N/A
yes
N/A
Extreme Memory Profile (XMP)
N/A
yes
N/A

Audio properties

Audio codecRealtek ALC887Realtek ALC1220Realtek ALC887
Audio output channels7.17.17.1

Technical details

Compatible processor series
  • AMD Ryzen
  • AMD A
  • Intel Core i3
  • Intel Core i5
  • Intel Core i7
AMD Ryzen
Maximum number of processors111
Maximum number of SMP processors
N/A
11

BIOS

BIOS typeUEFI AMIUEFI AMIUEFI AMI
BIOS features
  • WfM 2.0 support
  • Multilingual BIOS
  • ASUS Quiet Thermal Solution
  • UEFI BIOS
  • ASUS EZ Flash 3
  • DMI 3.0 support
  • SMBIOS 3.0 support
  • ACPI 6.1 support
  • WfM 2.0 support
  • UEFI BIOS
  • SMBIOS 2.7 support
  • DMI 2.7 support
  • ACPI 5.0 support
  • Dual BIOS
N/A
BIOS memory size16.0 mB256.0 mB128.0 mB
ACPI version6.15.05.0
System Management BIOS (SMBIOS) version
N/A
2.72.8

Expansion slots

Number of M.2 (M) slots121
PCI Express x16 slots
N/A
3
N/A
PCI Express x1 slots
N/A
3
N/A

Internal I/O ports

Number of COM connectors1
N/A
N/A
CPU fan connectoryesyesyes
Number of EATX power connectors1
N/A
N/A
Number of chassis fan connectors131
ATX Power connector (24-pin)YYY
Number of SATA III connectors664
S/PDIF out connector
N/A
yes
N/A
Thunderbolt headers
N/A
1
N/A
12V power connector
N/A
yesyes
TPM connector
N/A
yesyes
Front panel connector
N/A
yesyes
Serial port headers
N/A
N/A
1
Number of SATA connectors
N/A
N/A
2

Rear panel I/O ports

Microphone inputyesyes
N/A
Headphone outputs1
N/A
N/A
HDMI ports quantity111
Ethernet LAN (RJ-45) ports111
PS/2 ports quantity211
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity21
N/A
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity444
VGA (D-Sub) ports quantity1
N/A
1
DVI-D ports quantity1
N/A
1
S/PDIF out port
N/A
yes
N/A
HDMI version
N/A
1.41.4
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
N/A
1
N/A

Network

Ethernet LAN (Network)yesyesyes
LAN controllerRealtek RTL8111H
N/A
Realtek 8111H
Ethernet interface typeGigabit EthernetGigabit EthernetGigabit Ethernet
Wi-Fi
N/A
yes
N/A
Wi-Fi standards
N/A
  • 802.11a
  • Wi-Fi 5
  • 802.11b
  • 802.11g
  • Wi-Fi 4
N/A
Bluetooth
N/A
yes
N/A
Bluetooth version
N/A
4.2
N/A

Dimensions

Width9.61 in12.01 in9.61 in
Depth9.61 in9.61 in8.11 in