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Asrock B550M STEEL LEGEND, AMD B550, AM4, Micro ATX, 4 DDR4, HDMI, DP, XFire, 2.5GB LAN, PCIe4, RGB Lighting, M.2

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Description

Specification

Motherboard Type: Desktop
Form Factor: Micro ATX
Socket: AMD AM4
Chipset: AMD B550
#Hide#DDR Type: DDR4
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
1 x DisplayPort
Multi-GPU Support: Supports AMD Quad CrossFireX and CrossFireX
PCI/PCI Express: 2 x PCIe 4.0 x16
1 x PCIe 3.0 x1
Storage: 6 x SATA III
1 x M.2 (2280) - PCIe
1 x M.2 (2280) - SATA & PCIe
RAID: "RAID 0, 1, 10"
Wireless: -
LAN: 2.5GB LAN
Audio: 7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec)
USB Ports Supported: "2 x USB 3.2 Gen2 (1 Type-A & 1 Type-C at back)
8 x USB 3.2 Gen1 (4 at back, 4 at mid-board)
6 x USB 2.0 (2 at back, 4 at mid-board)"
Back Panel I/O Ports: 2 x Antenna Mounting Points
1 x PS/2 Mouse/Keyboard
1 x HDMI
1 x DisplayPort 1.4
1 x Optical SPDIF Out
1 x USB 3.2 Gen2 Type-A
1 x USB 3.2 Gen2 Type-C
4 x USB 3.2 Gen1
2 x USB 2.0
1 x RJ-45 LAN
1 x Clear CMOS Button
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
4 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
.: 2 x USB 3.2 Gen1
Accessories: 2 x SATA Data Cables
2 x Screws for M.2 Sockets
Additional Features: See Overview
Package Type: Retail
Package Weight: 1.7900 kg
Warranty: 3 Year Replacement Warranty
#Hide#M.2 Slot(s): Yes (M.2)
#Hide#No. LAN Ports: 1 x LAN
#Hide#Max LAN Speed: 2.5GB LAN
#Hide#RGB Lighting: Out of the box RGB lighting

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Specifications
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Steel Legend represents the philosophical state of rock-solid durability and irresistible aesthetics. Built around most demanding specs and features, the Steel Legend series aims at daily users and mainstream enthusiasts! Providing a strong array of materials/components to ensure a stable and reliable performance.

Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors
10 Power Phase Design, Dr. MOS
Supports DDR4 4733+ (OC)
1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 1 PCIe 3.0 x1, 1 M.2 Key E for WiFi
Graphics Output Options: HDMI, DisplayPort
AMD CrossFireX™
7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio
6 SATA3, 1 Hyper M.2 (PCIe Gen4 x4), 1 M.2 (PCIe Gen3 x2 & SATA3)
2 USB 3.2 Gen2 (Rear Type A+C), 8 USB 3.2 Gen1 (4 Front, 4 Rear)
Dragon 2.5G LAN

Nahimic Audio

Whether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analog output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.

The Sound Tracker is a visual indicator that points out the directions from which predominant sounds are coming. Each sound is properly positioned in 360° on a radar for a full immersion during the game.

Dr. MOS

Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs, it intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.

Premium 60A Power Choke

Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

10 Power Phase Design

Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.

Hi-Density Power Connector

Reduces 23% power loss and decreases the connector’s temperature by 22 degrees Celsius.

8+4 12V Power Connectors

24-pin ATX Power Connector

2oz Copper PCB

2 ounce copper inner layers that provide stable signal traces and power shapes! Delivering lower temperature and higher energy efficiency for overclocking, it's able to support the latest DDR4 memory modules with most extreme memory performance!

Polychrome RGB Sync-certified

ASRock motherboards deliver stunning performance and superior aesthetics to rule your own colorful lighting way! ASRock offers a very comprehensive control to perform the built-in RGB LEDs or the connected LED strips, CPU fans, coolers, chassis and any RGB devices smoothly. Devices can be synchronized across the Polychrome RGB Sync-certified accessories as well.

Dragon 2.5 Gb/s LAN

The intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking, content creators, online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet, you’ll enjoy the faster and uncompromised connectivity experience for gaming, file transfers and backups.

Automatically detects and accelerates game traffic ahead of other network traffic for smoother, stutter-free in-game performance and the competitive edge.

Dual M.2 For SSD, Supports Type 22110 M.2

Ready for higher capacity and even faster Type 22110 M.2 NVMe SSD to fulfill the need of performance. Hyper M.2 socket that supports PCIe Gen4 x4 while M.2 socket is capable of running PCIe Gen3 x2 and SATA3 mode.

M.2 Armors

Good M.2 SSD protection is important for longevity and stability. ASRock provides a completed M.2 armor solution that makes SSDs to run in a certain low temperature.

Reinforced Steel Slot [PCIe 4.0 Version]

The reinforced steel slot comes with the next generation PCI Express 4.0 standard. The various benefits include:

- Extra anchor points

- Stronger latch

- Ensure signal stability

- Make sure heavy graphics cards to be well-installed.

Dual USB 3.2 Gen2 (Type-A + Type-C)

This motherboard has a pair of onboard Type-A and Type-C USB 3.2 Gen2 ports built on the rear i/o for supporting next generation USB 3.2 Gen2 devices and to deliver up to 10 Gbps data transfer rates.

M.2 (KEY E) For WiFi

Besides the onboard LAN port, users may also choose 802.11ac wireless connections by M.2 (Key E) slot.

Flexible Integrated I/O Shield

Unlike most so called pre-mounted I/O shield that is only decorated with fancy color schemes. We reserve more tolerance space and allow IO shield is adjustable when installing, thus fitting chassis perfectly without any mechanical issue.

Dual Graphics Outputs

Complete with two types of most used connectors! Packed with a HDMI + DisplayPort combo, you have more graphics output options now.

XXL Aluminum Alloy Heatsink

Extra large aluminum alloy heat sinks that effectively take away heat from the MOSFET and chipset so that your whole system may perform more stable.

Premium 60A Power Choke

Dr. MOS

Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Intelligently delivering higher current and driving up to 50A continuous current for each phase, thus providing improved thermal result and superior performance.

Nichicon 12K Black Caps

Supreme 12K black capacitors with lifespans of at least 12,000 hours. Compared to other counterparts on high-end motherboards that merely have lifespans of around 10,000 hours, ASRock applied Nichicon 12K Black Caps that offer 20% longer lifespans and provide more stability and reliability.

I/O Armor

A new designed protective cover for all of the crucial parts near the motherboard's rear I/O, so that they won't easily be damaged by static electricity.

Matte Black PCB

A new mysterious matte black and copper color scheme to match the prestigious components on ASRock's high-end motherboards.

High Density Glass Fabric PCB

High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the motherboard against electrical shorts caused by humidity.

2oz Copper PCB

Using only carefully selected copper materials for PCB layers, 2oz Copper PCB delivers lower temperature and higher energy efficiency for overclocking.

Gold Audio Jacks

Everything will wear off in time, but gold looks better! Gold audio jack provides stable sound transmission!

Full Spike Protection

Some sensitive digital components on the motherboard are vulnerable to power surges, the excessive current may cause your system to malfunction immediately. ASRock Full Spike Protection includes various technologies to prevent your motherboard’s components from being damaged by these unexpected voltage spikes.

Live Update & APP Shop

ASRock Live Update & APP Shop is designed for your convenience. We provide various apps and support software for users to download. You can also easily optimize your system and keep your motherboard up to date with ASRock Live Update & APP Shop.

Model: ASMBB550MSTEELLEGEND
Bar Code: 4710483931505
Part Number: B550M STEEL LEGEND
Brand: ASROCK

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