ASUS PRIME B550M-A WIFI II AMD B550 Socket AM4 micro ATX

Processor
Compatible processor series: AMD Ryzen 3000 Series, AMD Ryzen 5000 Series
Supported processor sockets: Socket AM4
Processor manufacturer: AMD
Processor socket: Socket AM4

Graphics
On-board graphics card: No
Parallel processing technology support: Not supported

Features
Motherboard chipset family: AMD
Windows operating systems supported: Windows 11 x64, Windows 10 x64
Motherboard chipset: AMD B550
Product colour: Multicolour
Audio output channels: 7.1 channels
Motherboard form factor: micro ATX

Memory
Supported memory clock speeds: 3000, 3200, 2666, 4266, 2400, 2800, 4600, 3733, 4400, 2133 MHz, 4866, 3466, 3333, 4466, 3600, 4133, 4000, 4800 MHz, 3866
Memory channels: Dual-channel
Maximum internal memory: 128 GB
Unbuffered memory: Yes
Memory slots type: DIMM
Supported memory types: DDR4-SDRAM
Number of memory slots: 4
ECC сompatibility: ECC

Weight & dimensions
Height: 67 mm
Depth: 244 mm
Width: 244 mm

Network
Wi-Fi standards: 802.11a, Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n), 802.11g, 802.11b
Wake-on-LAN ready: Yes
Top Wi-Fi standard: Wi-Fi 6 (802.11ax)
Bluetooth: Yes
LAN controller: Realtek RTL8111H
Wi-Fi: Yes
Bluetooth version: 5.2
Ethernet LAN: Yes
Ethernet interface type: Gigabit Ethernet

Internal I/O
Number of chassis fan connectors: 2
Number of SATA III connectors: 4
ATX Power connector (24-pin): Yes
Number of COM connectors: 1
USB 3.2 Gen 1 (3.1 Gen 1) connectors: 1
Number of EATX power connectors: 1
EPS power connector (8-pin): Yes
TPM connector: Yes
Front panel audio connector: Yes
CPU fan connector: Yes
S/PDIF out connector: Yes
USB 2.0 connectors: 2
12V power connector: Yes
RGB LED pin header: Yes

BIOS
BIOS type: UEFI AMI
Clear CMOS jumper: Yes

Packaging content
Cables included: SATA
Drivers included: Yes

Storage controllers
Supported storage drive interfaces: M.2, PCI Express 3.0, PCI Express 4.0, SATA III
RAID levels: 1, 0, 10
RAID support: Yes
Supported storage drive types: HDD & SSD
Number of storage drives supported: 6

Rear panel I/O ports
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 2
Ethernet LAN (RJ-45) ports: 1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4
USB connector type: USB Type-A
PS/2 ports quantity: 1
HDMI version: 2.1
HDMI ports quantity: 1
Headphone outputs: 1
WiFi-AP antenna jack: 1
DVI-D ports quantity: 1
VGA (D-Sub) ports quantity: 1
Microphone in: Yes

Expansion slots
PCI Express x1 (Gen 3.x) slots: 2
PCI Express x16 (Gen 3.x) slots: 1
Number of M.2 (M) slots: 2
PCI Express x16 (Gen 4.x) slots: 1
Packaging content: 2 x SATA 6Gb/s cables 1 x ASUS Wi-Fi moving antennas 1 x I/O Shield 1 x M.2 SSD screw package 1 x Support DVD 1 x User manual

Other features
Weight: 845 g

Logistics data
Harmonized System (HS) code: 84733020

Safety warning
Warnings: Store away from water and sources of moisture., Avoid direct contact with sensitive electronic components., Dispose of according to local electro-waste regulations.