Asrock B550M Pro4 Socket AM4 micro ATX AMD B550

Data sheet

Width

244 mm

Depth

244 mm

Wi-Fi

No

Audio output channels

7.1 channels

USB 2.0 ports quantity

2

Drivers included

Yes

Ethernet LAN (RJ-45) ports

1

HDMI ports quantity

1

VGA (D-Sub) ports quantity

1

Maximum internal memory

128 GB

DisplayPorts quantity

1

Ethernet LAN

Yes

Processor manufacturer

AMD

Motherboard chipset

AMD B550

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity

4

USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity

1

Memory channels

Dual-channel

Audio chip

Realtek ALC1200

USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity

1

Processor socket

Socket AM4

RGB LED pin header

Yes

Ethernet interface type

Gigabit Ethernet

Memory slots type

DIMM

Parallel processing technology support

Not supported

Motherboard form factor

Micro ATX

Compatible processor series

3rd Generation AMD Ryzen 5
3rd Generation AMD Ryzen™ 3
3rd Generation AMD Ryzen™ 7
3rd Generation AMD Ryzen™ 9

Supported memory types

DDR4-SDRAM

Maximum number of SMP processors

1

Motherboard chipset family

AMD

Number of memory slots

4

Supported memory clock speeds

2133
2400
2667
2933
3200 MHz
3466
3600
3733
3800
3866
4000
4133
4200
4266
4333
4400 MHz
4466
4533

Front panel connector

Yes

Number of SATA II connectors

6

USB 2.0 connectors

2

ATX Power connector (24-pin)

Yes

Supported storage drive interfaces

M.2, Serial ATA III

PS/2 ports quantity

1

Unbuffered memory

Yes

Wake-on-LAN ready

Yes

LAN controller

Realtek RTL8111H

USB 3.2 Gen 1 (3.1 Gen 1) connectors

2

TPM connector

Yes

BIOS type

UEFI AMI

Number of COM connectors

1

EPS power connector (8-pin)

Yes