ASRock B550M Steel Legend AMD B550 Ryzen Socket AM4 Micro-ATX Desktop Motherboard

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ASRock B550M Steel Legend AMD B550 Ryzen Socket AM4 Micro-ATX Desktop Motherboard

Product ID: 50926

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- Micro-ATX Form Factor
- AMD B550 Chipset
- Socket AM4
- Supports Ryzen 5000 / 5000G / 4000G-Series Processors
- Supports Ryzen 3000 / 3000G-Series Processors
- Supports Ryzen Processors with Radeon Vega Graphics
- 4x DDR4 DIMM Slots, Supports Up to 128GB
- Supports up to DDR4-4733 (OC)
- 1x PCIe 4.0 x16 Slot (x16 Physical)
- 1x PCIe 3.0 x4 Slot (x16 Physical)
- 1x PCIe 3.0 x1 Slot (x1 Physical)
- 1x M.2 Key-E Slot for M.2 2230 WiFi Modules
- 1x M.2 2280 PCIe 4.0 x4 NVMe SSD Slot
- 1x M.2 2280 PCIe 3.0 x2 NVMe SSD Slot
- 6x SATA 3.0 Ports
- 1x USB 10Gbps Type-C Port
- 1x USB 10Gbps Type-A Port
- 4x USB 5Gbps Type-A Ports
- 2x USB 2.0 Type-A Ports
- 1x HDMI 2.1 Port (TMDS)
- 1x DisplayPort 1.4 Port (DSC)
- 5x 3.5mm Audio Jacks (Surround Sound)
- 1x Optical S/PDIF Audio Port
- 1x PS/2 Combo Port (Keyboard, Mouse)
- Realtek 2.5 Gigabit Ethernet RJ-45 LAN Port
- Realtek ALC1120 High-Definition Audio Codec with Nahimic Audio
- ASRock Polychrome SYNC Utility
- Supports Windows 11 64-bit
- 3 Year Warranty

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Product Description
Additional Information
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Product Description

SPECIFICATIONS
Brand	ASRock
Series	Steel Legend Series
Model	B550M Steel Legend
CPU Support	Supports AMD Ryzen 5000 Series, 5000 G-Series, 4000G-Series, and 3000 Series processors
CPU Support	NOTE: Windows 11 requires Ryzen 3000 and newer CPUs for feature support.
Chipset	AMD B550 Chipset
Memory Support
AMD B550 Chipset	Dual Channel DDR4 Memory Technology
	4x DDR4 DIMM Slots
	Max. capacity of system memory: 128GB
	Supports Extreme Memory Profile (XMP) memory modules
	Supports ECC Memory Modules for Ryzen PRO processors
AMD Ryzen series CPUs (Vermeer)	DDR4 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 ECC & non-ECC, un-buffered memory
AMD Ryzen series CPUs (Matisse)	DDR4 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 ECC & non-ECC, un-buffered memory
AMD Ryzen series APUs (Cezanne)	DDR4 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 ECC & non-ECC, un-buffered memory
AMD Ryzen series APUs (Renoir)	DDR4 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 ECC & non-ECC, un-buffered memory
AMD Ryzen series APUs (Picasso)	DDR4 3333 (OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory
Video
DisplayPort	1x HDMI 2.1 (TMDS) port, supports a maximum resolution of 4096x2160 @ 60Hz, Support HDCP 2.3 & HDR
HDMI	1x DisplayPort 1.4 (DSC), supports a maximum resolution of 5120x2880 @ 120Hz, Support HDCP 2.3 & HDR
Expansion Slots
CPU Direct	1x PCIe 4.0 x16 Physical, x16 Electrical Slot
AMD B550 Chipset	1x PCIe 3.0 x16 Physical, x4 Electrical Slot
AMD B550 Chipset	1x PCIe 3.0 x1 Physical slot
Storage
CPU Direct	1x Hyper M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir and Picasso)
AMD B550 Chipset	1x Ultra M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)
AMD B550 Chipset	6x SATA 6Gb/s connectors
Storage Configurations	Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10, Hotplug
	M2_2 and SATA3_5_6 share lanes. If either one of them is in use, the other one will be disabled.
	NVMe SSD is not supported with AMD Athlon 3000G Processors
Networking
LAN	Realtek Gigabit LAN 10/100/1000Mb/s
WiFi	N/A
Bluetooth	N/A
Audio
Codec	Realtek ALC1220 High-Definition Audio Codec
	7.1 CH HD Audio with Content Protection
	Premium Blu-ray Audio support
	Supports Surge Protection
	PCB Isolate Shielding
	Individual PCB Layers for R/L Audio Channel
	Gold Audio Jacks
	Nahimic Audio
Connectivity
Ports	1x USB 10Gbps Type-C Port
	1x USB 10Gbps Type-A Port
	4x USB 5Gbps Type-A Ports
	2x USB 2.0 Type-A Ports
	1x HDMI 2.1 Port (TMDS)
	1x DisplayPort 1.4 Port (DSC)
	5x 3.5mm Audio Jacks (Surround Sound)
	1x Optical S/PDIF Audio Port
	1x PS/2 Combo Port (Keyboard, Mouse)
	1x Realtek 2.5 Gigabit Ethernet RJ-45 LAN Port
Buttons	1x Clear CMOS Button
General
Internal Connectors	1x SPI TPM Header
	1x Power LED and Speaker Header
	2x RGB LED Headers
	2x Addressable LED Headers
	1x CPU Fan Connector (4-pin)
	1x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)
	4x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)
	1x 24 pin ATX Power Connector (Hi-Density Power Connector)
	1x 8 pin 12V Power Connector (Hi-Density Power Connector)
	1x 4 pin 12V Power Connector (Hi-Density Power Connector)
	1x Front Panel Audio Connector
	2x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
	2x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection)
I/O Controller	N/A
LED Displays	N/A
BIOS	1x 128 Mbit flash
BIOS	Use of licensed AMI UEFI BIOS
Form Factor	Micro-ATX Form Factor, 244 x 244 mm (H x W)
Operating System Support	Windows 10 64-bit
Operating System Support	Windows 11 64-bit (recommended)
Warranty Information
Warranty	3 Year Warranty