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- The ASRock B550M Steel Legend motherboard is designed to support the latest 3rd Gen AMD AM4 Ryzen and Future AMD Ryzen with AMD B550 chipset and DDR4 supports up to 128GB. 10 Power Phase Design offers overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers.
- The board supports AMD Radeon Vega Series Graphics in Ryzen Series APU and Multi-GPUs with AMD Quad CrossFireX Technology and CrossFireX. The ASRock Full Spike Protection protects the LAN Port, USB and Audio Ports against any unexpected spikes in voltages.
- Packed with DisplayPort and HDMI which support 4K Ultra HD the board meets all your requirement be it gaming, office or designing purpose. To enjoy faster data transfer the rear ports includes 2 x USB 3.2 Gen2 (Rear Type A+C) and 8 x USB 3.2 Gen1(4 Front, 4 Rear).
- With the dynamic design the board is of Micro ATX form factor. Equipped with latest technologies like Temperature Sensing, Quiet Fan, Fan Multi-Speed Control and Voltage monitoring the ASRock B550M Steel Legend help you stay ahead of the game.
- Enjoy advanced graphical features of DirectX 12, Pixel Shader 5.0 which provide performance boost for gamers.
Rule Your Own Lighting - Polychrome RGB
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.
Tough as steel.
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.
Dual M.2 Sockets for SSD
Ready for higher capacity & faster storage with Hyper M.2 socket that supports PCIe Gen4 x4 and M.2 socket capable of running PCIe Gen3 x2 and SATA3 mode.
Intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.
M.2 For WiFi
Besides the onboard LAN port, ASrock Motherboard allows users may also choose 802.11ac wireless connections by M.2 (Key E) slot.
PCle 4.0 for everyone
The AMD B550 chipest makes PCle 4.0 possible for anyone who wants higher performance, bandwidth and speed. Ready for 3rd Gen AMD Ryzen processors and beyond.
Reinforced Steel Slot
Comes with the next generation PCI Express 4.0 standard with benefits of Extra anchor points, Stronger latch, Ensure signal stability, Make sure heavy graphics cards to be well-installed.
USB 3.2 Gen2
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.
Dragon 2.5 Gb/s LAN
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.
AMD StoreMI Technology
A powerful tool that combines the speed of your SSD with the capacity of your hard disk into a single, fast, easy-to-manage drive, AMD StoreMI technology “combines” these two types of storage into a single drive and automatically moves the data you access the most to the SSD, so you get the best of both worlds.
|Model||B550M Steel Legend|
|CPU Socket||AMD AM4 Socket|
|Form Factor||Micro ATX|
|Memory||4 x DDR4 DIMM Slots
AMD Ryzen series CPUs (Matisse) support 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
Max. capacity of system memory: 128GB
Supports Extreme Memory Profile (XMP) memory modules
15μ Gold Contact in DIMM Slots
|Graphics||Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU
Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz
Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports
Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports
|Expansion Slots||AMD Ryzen series CPUs (Matisse) : 2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode; PCIE3: Gen3 x4 mode)
AMD Ryzen series APUs (Renoir) : 2 x PCI Express x16 Slots (PCIE1: Gen3x16 mode; PCIE3: Gen3 x4 mode)
1 x PCI Express 3.0 x1 Slot
1 x M.2 Socket (Key E), supports type 2230 WiFi/BT module
|Multi-GPU support||AMD Quad CrossFireX and CrossFireX|
|Storage||6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
1 x Hyper M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s) (with Renoir)
1 x 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)
|LAN||1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)|
|Audio||7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec)
Premium Blu-ray Audio support
Supports Surge Protection
PCB Isolate Shielding
Individual PCB Layers for R/L Audio Channel
|Rear Panel I/O||2 x Antenna Mounting Points
1 x PS/2 Mouse/Keyboard Port 1 x HDMI Port
1 x DisplayPort 1.4
1 x Optical SPDIF Out Port
1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection)
1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection)
4 x USB 3.2 Gen1 Ports (ASMedia ASM1074 hub) (Supports ESD Protection)
2 x USB 2.0 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
1 x Clear CMOS Button
HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
|Internal I/O Connectors||1 x SPI TPM Header
1 x Power LED and Speaker Header
2 x RGB LED Headers
2 x Addressable LED Headers
1 x CPU Fan Connector (4-pin)
1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)
4 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)
1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
1 x 4 pin 12V Power Connector (Hi-Density Power Connector)
1 x Front Panel Audio Connector
2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection)
|H/W Monitoring||Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans
Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, +1.8V, VDDP
|BIOS||256Mb AMI UEFI Legal BIOS with GUI support
Supports "Plug and Play"
ACPI 5.1 compliance wake up events
SMBIOS 2.3 support
CPU, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, 2.5V_PROM, +1.8VSB, VDDP Voltage Multi-adjustment
|Accessories||Quick Installation Guide, Support CD
2 x SATA Data Cables
3 x Screws for M.2 Sockets
2 x Standoffs for M.2 Sockets
|Dimensions||24.4 cm x 24.4 cm|
|Warranty||3 Years of Brand Warranty|