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ASUS PRIME B550M-A
Asus

PRIME B550M-A

ASUS PRIME B550M-A, AMD, Socket AM4, AMD Ryzen 3000 Series, DDR4-SDRAM, 128 GB, DIMM

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
37 attributes · See all specifications
Price & availability

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Head to head

How it stacks up

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ASUS PRIME B550M-A
This devicePRIME B550M-A
VS
ASUS ROG STRIX B650-A GAMING WIFI
AlternativeASUS ROG STRIX B650-A GAMING WIFI
Chipset
AMDAMD
Full comparison
ASUS PRIME B550M-A
This devicePRIME B550M-A
VS
ASUS PRIME B550M-K
AlternativeASUS PRIME B550M-K
Chipset
AMDAMD
Full comparison
ASUS PRIME B550M-A
This devicePRIME B550M-A
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

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

Wifi Version
No
BIOS memory size
256 Mbit
BIOS type
UEFI AMI
Number of M.2 (M) slots
2
PCI Express x16 (Gen 4.x) slots
1
Motherboard chipset family
AMD
Motherboard form factor
micro ATX
Component for
PC
Motherboard chipset
AMD B550
Manufacturer Sku
90MB14I0-M0EAY0
Number of SATA connectors
4
USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
USB 2.0 connectors
2
Harmonized System (HS) code
84,733,020
Maximum internal memory
128 GB
Supported memory clock speeds
2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz
Memory slots type
DIMM
Number of memory slots
4
Supported memory types
DDR4-SDRAM
LAN controller
Realtek 8111H
Ethernet interface type
Gigabit Ethernet
Ethernet LAN
Yes
Bluetooth Version
5.1
Model Number
PRIME B550M-A
HDMI ports quantity
1
Compatible processor series
AMD Ryzen 3000 Series
Processor socket
Socket AM4
Processor manufacturer
AMD
DVI-D ports quantity
1
PS/2 ports quantity
1
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 support
Yes
Number of storage drives supported
6 GB
Supported storage drive interfaces
M.2, SATA
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