ASUS PRIME B450M-A/CSM
Asus

PRIME B450M-A/CSM

Motherboards
—/10What the pros sayPendingExpert consensusSee score breakdown ↓
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Key specs
Socket
Socket AM4
Form factor
micro ATX
Memory
DDR4-SDRAM
Highlights

Specs that matter

Performance
Processor
AMD
At a glance

Product highlights

Verified attributes, grouped for quick scanning.

ChipsetAMD
56 attributes · See all specifications
Price & availability

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Head to head

How it stacks up

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ASUS PRIME B450M-A/CSM
This devicePRIME B450M-A/CSM
VS
ASUS ROG STRIX B650-A GAMING WIFI
AlternativeASUS ROG STRIX B650-A GAMING WIFI
Chipset
AMDAMD
Full comparison
ASUS PRIME B450M-A/CSM
This devicePRIME B450M-A/CSM
VS
ASUS PRIME B550M-K
AlternativeASUS PRIME B550M-K
Chipset
AMDAMD
Full comparison
ASUS PRIME B450M-A/CSM
This devicePRIME B450M-A/CSM
VS
ASUS MB PRIME A320M-K
AlternativeASUS MB PRIME A320M-K
Chipset
AMDAMD
Full comparison
Same category

Alternatives worth a look

Other phones in the database, with their stored scores and prices.

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ROG STRIX B650-A GAMING WIFI—
AsusROG STRIX B650-A GAMING WIFIAMD
PRIME B550M-K—
AsusPRIME B550M-KAMD
MB PRIME A320M-K—
AsusMB PRIME A320M-KAMD
ROG STRIX B550-F GAMING—
AsusROG STRIX B550-F GAMINGAMD
Product data

Full specifications

56 attributes, grouped for quick scanning. Spot a wrong value? Hit the next to it.

Clear CMOS jumper
Yes
ACPI version
6.1
BIOS memory size
16 Mbit
BIOS type
UEFI AMI
PCI Express x16 (Gen 3.x) slots
1
PCI Express x8 (Gen 3.x) slots
1
PCI Express x1 (Gen 2.x) slots
2
Windows operating systems supported
Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64
Motherboard chipset family
AMD
Motherboard form factor
micro ATX
Component for
PC
Audio output channels
8.0 channels
Audio chip
Realtek ALC887
Motherboard chipset
AMD B450
Manufacturer Sku
PRIME B450M-A/CSM
TPM connector
Yes
Number of chassis fan connectors
2
CPU fan connector
Yes
Number of EATX power connectors
1
Front panel audio connector
Yes
S/PDIF out connector
Yes
Number of SATA III connectors
6
USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
USB 2.0 connectors
2
Maximum RDIMM memory
64 GB
Supported memory clock speeds
2133,2400,2666,2800,3000,3200 MHz
ECC сompatibility
ECC
Memory slots type
DIMM
Number of memory slots
4
Supported memory types
DDR4-SDRAM
Memory Channels
Dual-channel
LAN controller
Realtek RTL8111H
Ethernet interface type
Gigabit Ethernet
Ethernet LAN
Yes
Model Number
PRIME B450M-A/CSM
Manual
Yes
Cables included
SATA
Depth
240 mm
Width
244 mm
Outputs
1
HDMI ports quantity
1
Compatible processor series
AMD Athlon, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series
Processor socket
Socket AM4
Processor manufacturer
AMD
Microphone
Yes
DVI-D ports quantity
1
VGA (D-Sub) ports quantity
1
PS/2 ports quantity
2
Ethernet LAN (RJ-45) ports
1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
4
Form Factor
micro ATX
RAID levels
0, 1, 10
Number of HDDs supported
4
Supported storage drive interfaces
M.2, SATA III
Supported storage drive types
HDD
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