Components > Motherboards

Asrock B550 EXTREME4, AMD B550, AM4, ATX, 4 DDR4, HDMI, XFire, 2.5GB LAN, PCIe4, RGB Lighting, M.2

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PLEASE NOTE:

Ryzen 4100, 4500, 4600G, 5500, 5700X, 5800X3D,
5600G & 5700G CPUs may require a BIOS update

Stock Code

ASMBB550EXTREME4

Manufacturer

ASROCK

Manufacturer Code

B550 EXTREME4

EAN Number

4710483931574

Printable Version

61 Available

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Motherboard Type

Desktop

Form Factor

ATX

Socket

AMD AM4

Chipset

AMD B550

CPU Support

Click here for CPU support

*Note: not compatible with Ryzen 5 3400G & Ryzen 3 3200G CPUs

RAM Technology

DDR4 (Dual Channel)

RAM Slots

4 x DIMM

RAM Speeds

4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 MHz

Maximum Memory

128GB

Graphics

Integrated Graphics Processor*

Graphics specifications may vary between CPU types

Graphics Ports

1 x HDMI

Multi-GPU Support

Supports AMD Quad CrossFireX and CrossFireX

PCI/PCI Express

1 x PCIe 4.0 x16
1 x PCIe 3.0 x16
2 x PCIe 3.0 x1

Storage

6 x SATA III
1 x M.2 (2230/2242/2260/2280) - PCIe
1 x M.2 (2230/2242/2260/2280/22110) - SATA & PCIe

RAID

RAID 0, 1, 10

Wireless

LAN

2.5GB LAN

Audio

7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)

USB Ports Supported

2 x USB 3.2 Gen2 (1 Type-A & 1 Type-C at back)
4 x USB 3.2 Gen1 (2 at back, 2 at mid-board)
8 x USB 2.0 (4 at back, 4 at mid-board)
1 x Front Panel Type C USB 3.2 Gen1 Header

Back Panel I/O Ports

2 x Antenna Mounting Points
1 x PS/2 Mouse/Keyboard
1 x HDMI
1 x Optical SPDIF Out
1 x USB 3.2 Gen2 Type-A
1 x USB 3.2 Gen2 Type-C
2 x USB 3.2 Gen1
4 x USB 2.0
1 x RJ-45 LAN
HD Audio Jacks

Internal I/O Connectors

1 x SPI TPM
1 x Power LED and Speaker
2 x RGB LED
2 x Addressable LED
1 x CPU Fan
1 x CPU/Water Pump Fan
5 x Chassis/Water Pump Fan
1 x 24 pin ATX
1 x 8 pin 12V
1 x 4 pin 12V
1 x Front Audio
2 x USB 2.0

1 x USB 3.2 Gen1
1 x Dr. Debug with LED
1 x Power Button with LED
1 x Reset Button with LED
1 x Front Panel Type C USB 3.2 Gen1 Header

Accessories

Quick Installation Guide, Support CD
4 x SATA Data Cables
3 x Screws for M.2 Sockets
2 x Standoffs for M.2 Sockets

Additional Features

See Overview

Package Type

Retail

Package Weight

2.2000 kg

Warranty

3 Year Replacement Warranty

Full Box Quantity