AsRock B550M Steel Legend

AM4, AMD B550, mATX
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Product details

Beneath its uncompromising appearance lies a wealth of game-oriented features and excellent gameplay options. Everything revolves around providing players with a new gaming experience.

Key specifications

Processor family
Ryzen 3rd generation
Memory type
DDR4-RAM
Number of memory modules (RAM)
4 x
Internal connection options
M.2 PCI/SATA Combo (2x), 
S-ATA III (6x)
Mainboard features
Clear CMOS Button
Item number
13348338

General information

Manufacturer
Category
Manufacturer no.
90-MXBCU0-A0UAYZ
Release date
10.5.2023

Motherboard properties

Form factor
Micro ATX (mATX)
Processor socket
AM4
Chipset
AMD B550
Mainboard features
Clear CMOS Button
Operating system compatibility
Windows, 
Windows 10
BIOS type
UEFI AMI

Processor

Processor family
Ryzen 3rd generation

Memory

Memory form factor
DIMM
Number of pins
288 x
Number of memory modules (RAM)
4 x
Max. memory (RAM)
128 GB
Memory chip
DDR4-2133, 
DDR4-2400, 
DDR4-2666, 
DDR4-2800, 
DDR4-3000, 
DDR4-3200
Max. RAM OC
4733 MHz
Supported memory speed
2133 MHz, 
2400 MHz, 
2933 MHz, 
3200 MHz
Memory type
DDR4-RAM
RAM buffer
Error Correcting Code, 
Unbuffered

Graphics properties

Video connections
HDMI (1x)
Video connection version
Display port 1.4, 
HDMI 2.1
Multi-GPU technology
AMD Quad-GPU CrossFireX

Network

Network connections
RJ45 (1x)
Ethernet controller brand
Realtek
Ethernet controller
Dragon RTL8125BG
Max. port speed
2.50 Gbit/s

Audio

Chip
Realtek ALC1200
Audio channel
7.1 Channel
Audio Connections
Coaxial S/PDIF (1x)

Data storage

RAID configuration
0, 
1, 
10

Internal interfaces

Internal connection options
M.2 PCI/SATA Combo (2x), 
S-ATA III (6x)
Expansion slot
PCI Express x16 (2x)
PCI express version (max.)
4
Number of fan connector
4

Further connections

USB ports
USB-A
Exact USB ports
USB-A 3.2 Gen 1 (4x)

Power supply

Power connectors
20+8 pin ATX, 
24-pin EATX

Scope of delivery

Scope of delivery
Sata Cables

Product dimensions

Length
244 mm
Width
244 mm
Height
70 mm
Weight
465 g

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