Asrock B550M Pro4 Socket AM4 micro ATX AMD B550

Lisainfo

Depth

244 mm

Laius

244 mm

Ethernet LAN

Yes

Ethernet LAN (RJ-45) ports

1

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

4

USB 2.0 ports quantity

2

Wake-on-LAN ready

Yes

Wi-Fi

No

Ethernet interface type

Gigabit Ethernet

Processor manufacturer

AMD

Maximum internal memory

128 GB

Motherboard chipset

AMD B550

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

1

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

1

HDMI ports quantity

1

Memory channels

Dual-channel

Audio chip

Realtek ALC1200

USB 2.0 connectors

2

Processor socket

Socket AM4

Compatible processor series

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

Motherboard form factor

micro ATX

Motherboard chipset family

AMD

Audio output channels

7.1 channels

Supported memory clock speeds

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

Unbuffered memory

Yes

Memory slots type

DIMM

Number of memory slots

4

Supported memory types

DDR4-SDRAM

LAN controller

Realtek RTL8111H

Number of COM connectors

1

ATX Power connector (24-pin)

Yes

USB 3.2 Gen 1 (3.1 Gen 1) connectors

2

BIOS type

UEFI AMI

Supported storage drive interfaces

M.2, Serial ATA III

PS/2 ports quantity

1

VGA (D-Sub) ports quantity

1

Drivers included

Yes

Maximum number of SMP processors

1

Parallel processing technology support

Not supported

RGB LED pin header

Yes

TPM connector

Yes

DisplayPorts quantity

1

EPS power connector (8-pin)

Yes

Front panel connector

Yes

Number of SATA II connectors

6