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ASRock B550M Steel Legend


AMD B550, S AM4, DDR4, SATA3, PCIe 4.0, Dual M.2, CrossFire, 2.5GbE, Micro-ATX

11,450 13,511

Edition B550M Steel Legend
Form Factor MicroATX
CPU Socket AM4
Chipset AMD B550
RAM Memory Support
Memory Type DDR4
Memory Channel Dual (2)
Memory Type (ECC) ECC/Non-ECC
Memory Type (R/U) UDIMM (Unbuffered)
Memory Speed (Mhz)
  • DDR4 – 2133
  • DDR4 – 2400
  • DDR4 – 2667
  • DDR4 – 2933
  • DDR4 – 3200
  • DDR4 – 3466(OC)
  • DDR4 – 3600(OC)
  • DDR4 – 3733(OC)
  • DDR4 – 3800(OC)
  • DDR4 – 3866(OC)
  • DDR4 – 4000(OC)
  • DDR4 – 4133(OC)
  • DDR4 – 4200(OC)
  • DDR4 – 4266(OC)
  • DDR4 – 4333(OC)
  • DDR4 – 4400(OC)
  • DDR4 – 4466(OC)
  • DDR4 – 4533(OC)
  • DDR4 – 4533+(OC)
  • DDR4 – 4600(OC)
  • DDR4 – 4666
  • DDR4 – 4733+(OC)
Max. Memory Capacity 128GB
Audio
Audio Realtek ALC1200 7.1 HD Audio
Graphics Support
Primary GPU Interface PCIe 4.0 (x16)
NVIDIA SLI Support Not Supported
AMD CrossFire Support 2-Way CrossFire
Integrated Graphics Requires Processor Graphics or Discrete GPU
On-Board Graphics Connectors
  • DisplayPort 1.4
  • HDMI 2.1
Internal Connectivity
Expansion Slots
  • 1 x M.2, 22-80, PCIe Gen3
  • 1 x M.2, 22-80, PCIe Gen4x4
  • 1 x PCIe 3.0 x1
  • 2 x PCIe 4.0 x16
SATA Support SATA3
RAID Support via
Storage Mode Support
Internal I/O
  • 1 x 24-pin (Power)
  • 1 x 4-pin (Power)
  • 4 x 4-pin CHA_FAN connector
  • 1 x 4-pin CPU Fan Connector
  • 1 x 4-pin CPU OPT Fan Connector
  • 1 x 8-pin (Power)
  • 2 x Addressable Digital RGB Header
  • 1 x Front Panel Audio Header
  • 1 x Power LED / Speaker Header
  • 2 x RGB LED connector
  • 1 x TPM (SPI_TPM) header
  • 2 x USB 2.0 Header
  • 2 x USB 3.2 Gen1 Header
External Connectivity
Network Interface Type Wired 2.5 Gigabit LAN (10/100/1000/2500)
Network Chip/Modules 1 x Realtek (2.5GbE LAN)
Rear I/O Connectors
  • 2 x Antenna Ports
  • 1 x Bass Speaker Out
  • 1 x Center/Subwoofer Speaker Out
  • 1 x Clear CMOS Button
  • 1 x DisplayPort 1.4
  • 1 x Front Speaker Out
  • 1 x HDMI
  • 1 x Line In
  • 1 x Mic-In
  • 1 x PS/2 Keyboard/Mouse Combo
  • 1 x Rear Speaker Out
  • 1 x RJ-45 with LED
  • 1 x S/PDIF-Out (Optical)
  • 2 x USB 2.0
  • 4 x USB 3.2 Gen1 Type-A
  • 1 x USB 3.2 Gen2 Type-A
  • 1 x USB 3.2 Gen2 Type-C
Additional Specifications
Water Cooled No
Cooling Passive Heatsinks
QPI Speed N/A
Board Dimensions 244 x 244 mm
Note
Additional Information
Scan Code
Model Number 90-MXBCU0-A0UAYZ
GTIN
SKU: B550M-STEEL-LEGEND Category:
Weight 12 kg
Manufacturer

Asrock

socket type

AM4

motherboard Chipset

B550

motherboard Form Factor

M-ATX

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