36 months

  • Features
  • DisplayPort transmits both audio and video signals through a common channel to deliver versatile performance
  • Micro ATX form factor brings a significant number of PCI slots, expansion slots, and peripheral ports with an enhanced heat dissipation capability
  • HDMI interface enables the user to experience a fantastic sound/video quality at the expense of a single cable
  • DDR4 SDRAM compatible slot - Allows the memory to operate at an effective bus speed while using minimal power, resulting in an optimal computer performance and improved memory heat dissipation
  • RAID supported levels provide data reliability and fault tolerance
  • 2 USB 2.0 ports offer the impressive data transfer speed of up to 60 Mb/sec
  • Compatible Ryzen 3 processor lets you perform all your computational tasks at a swift pace
  • Dragon 2.5G LAN

    *Not compatible with AMD Athlon™ Processors.

Technical Specs

Audio

Audio Channels 7.1

Network & Communication

2.5Gigabit Ethernet Yes

Video

Onboard Video CPU Dependent Video

Physical Characteristics

Form Factor Micro ATX
Width 243.8 mm
Depth 243.8 mm

I/O Expansions

Number of PCI Express x1 Slots 1
Number of Total Expansion Slots 3
Number of PCI Express x16 Slots 2
Total Number of PCI Express Slots 3

I/O Controller

RAID Levels 0
10
1
Controller Type Serial ATA/600
RAID Supported Yes

Memory

Maximum Memory Supported 128 GB
Memory Technology DDR4 SDRAM
Number of Memory Slots 4
Memory Form Factor UDIMM
DIMM
Memory Speed Supported 2133 MHz
2400 MHz
2667 MHz
2933 MHz
3200 MHz
3466 MHz
3600 MHz
3733 MHz
3800 MHz
3866 MHz
4000 MHz
4133 MHz
4200 MHz
4266 MHz
4333 MHz
4400 MHz
4466 MHz
4533 MHz
4600 MHz
4666 MHz
4733 MHz

Onboard Interfaces

Number of SATA Interfaces 6
Total Number of Onboard USB Ports 8
Number of Onboard USB 2.0 Ports 4
Number of M.2 Interfaces 3
Number of Onboard USB 3.2 Ports 4

General Information

Product Type Desktop Motherboard
Manufacturer Part Number B550M STEEL LEGEND
Manufacturer Website Address http://www.asrock.com
Manufacturer ASRock, Inc
Product Model B550M Steel Legend
Product Name B550M Steel Legend Desktop Motherboard
Brand Name ASRock

Interfaces/Ports

S/PDIF Yes
HDMI Yes
Number of Network (RJ-45) Ports 1
DisplayPort Yes
Total Number of USB Ports 8
Number of USB 2.0 Ports 2
Number of USB 3.2 Ports 6

Miscellaneous

Package Contents
  • B550M Steel Legend Desktop Motherboard
  • Quick Installation Guide
  • Support CD
  • I/O Shield
  • 2 x SATA Data Cables
  • 2 x Screws for M.2 Sockets
Environmentally Friendly Yes
Environmental Certification WEEE
RoHS
ErP/EuP Ready
China RoHS
Brand Compatibility AMD

Processor & Chipset

Processor Supported Ryzen 9
Ryzen 3
Ryzen 3 PRO
Ryzen 7 PRO
Ryzen 5
Ryzen 5 Pro
Ryzen 7
Total Processor Supported 1
Processor Socket Socket AM4
Chipset Manufacturer AMD
Chipset Model B550
Multi GPU Supported CrossFireX
SKU 4889258
Brand ASROCK
Unit Of Measure ea

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