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ASRock B550M Steel Legend Micro ATX AMD B550 AM4 Socket DDR4 128GB PCIe 4.0 RGB Motherboard – B550M STEEL LEGEND
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This item: ASRock B550M Steel Legend Micro ATX AMD B550 AM4 Socket DDR4 128GB PCIe 4.0 RGB Motherboard - B550M STEEL LEGEND
In Stock
Original price was: ₱8,600.00.₱7,995.00Current price is: ₱7,995.00.
Original price was: ₱8,600.00.₱7,995.00Current price is: ₱7,995.00.
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- Micro ATX motherboard for AMD AM4 Ryzen 3000–5000 CPUs, 10 Power Phase Digi Power, supports DDR4 up to 128GB (4733+ MT/s OC).
- ASRock Super Alloy with XXL Heatsinks, 60A Power Chokes, 50A Dr.MOS, 2.5G LAN, PCIe Gen4, Nahimic Audio.
- HDMI 2.1 (4K @ 60Hz), DisplayPort 1.4 (5K @ 120Hz), USB 3.2 Gen2 (10 Gb/s), Hyper M.2 (Gen4x4), M.2, RGB/LED headers.
- Features POST Status Checker, I/O Armor, Full Spike Protection, ideal for compact Ryzen builds in 2025.
- Limited lifetime warranty, praised for performance but may require BIOS updates for full stability, per user feedback.
Description
Build a compact, high-performance gaming or productivity system with the ASRock B550M Steel Legend, a premium Micro ATX motherboard designed for AMD Ryzen processors and built for durability and efficiency. Supporting AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000, and 5000 G-Series CPUs, this motherboard features a robust 10 Power Phase Digi Power design, dual-channel DDR4 memory with up to 128GB capacity (4733+ MT/s OC for Cezanne/Renoir, 4533+ MT/s OC for Vermeer/Matisse), and integrated AMD Radeon Vega Series Graphics in Ryzen APUs, supporting HDMI 2.1 (4K @ 60Hz) and DisplayPort 1.4 (5K @ 120Hz) for stunning visuals. It’s equipped with ASRock Super Alloy technology, including XXL Aluminum Alloy Heatsinks, Premium 60A Power Chokes, 50A Dr.MOS, and Nichicon 12K Black Caps for superior durability and efficiency, paired with 2.5G LAN and Nahimic Audio for lag-free networking and immersive sound. The board supports PCIe Gen4 for lightning-fast storage with Hyper M.2 (Gen4x4) and M.2 sockets, plus USB 3.2 Gen2 (10 Gb/s) for rapid data transfer. With RGB and Addressable LED headers, it’s ideal for compact custom builds. Launched in 2021 and still relevant in 2025, it’s perfect for gaming or workstation builds, offering stability, speed, and style, as noted in user reviews for its reliable performance, though some mention occasional BIOS updates for full stability with high-end CPUs or memory.
| Specification | Details |
|---|---|
| Product Name | ASRock B550M Steel Legend |
| CPU Support | Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000, and 5000 G-Series Desktop Processors* (*Please refer to CPU support list for details) |
| CPU Power Design | Digi Power design, 10 Power Phase design |
| Chipset | AMD B550 |
| Memory | - Dual Channel DDR4 Memory Technology - 4 x DDR4 DIMM Slots - AMD Ryzen series CPUs (Vermeer, 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* - AMD Ryzen series APUs (Cezanne, Renoir) support 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) support DDR4 3333+(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory* - Max. capacity of system memory: 128GB** - Supports Extreme Memory Profile (XMP) memory modules - 15μ Gold Contact in DIMM Slots *For Ryzen Series APUs (Picasso, Cezanne, and Renoir), ECC is only supported with PRO CPUs. **Due to OS limitations, actual memory size may be less than 4GB under Windows® 32-bit OS; no limitation under Windows® 64-bit OS with 64-bit CPU. |
| BIOS | - 256Mb AMI UEFI Legal BIOS with GUI support - Supports "Plug and Play" - ACPI 5.1 compliance wake up events - Supports jumperfree - SMBIOS 2.3 support - CPU, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, 2.5V_PROM, +1.8VSB, VDDP Voltage Multi-adjustment |
| Graphics | - Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU* (*Actual support may vary by CPU) - DirectX 12, Pixel Shader 5.0 - Shared memory default 2GB, Max shared memory supports up to 16GB** (*Requires 32GB system memory installed) - Dual graphics output: HDMI 2.1 (max. 4K x 2K @ 60Hz) and DisplayPort 1.4 (max. 5K @ 120Hz) by independent display controllers - Supports Auto Lip Sync, Deep Color (12bpc), xvYCC, HBR (High Bit Rate Audio) with HDMI 2.1 (requires compliant monitor) - Supports HDR (High Dynamic Range) with HDMI 2.1 - Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports (Picasso supports HDCP 2.2 with HDMI 2.0) - Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports - Supports Microsoft PlayReady |
| Audio | - 7.1 CH HD Audio with Content Protection (Realtek ALC1220/ALC1200 Audio Codec) - Premium Blu-ray Audio support - Supports Surge Protection - PCB Isolate Shielding - Individual PCB Layers for R/L Audio Channel - Gold Audio Jacks - Nahimic Audio |
| LAN | - 2.5 Gigabit LAN 10/100/1000/2500 Mb/s - Dragon RTL8125BG - Supports Dragon 2.5G LAN Software - Smart Auto Adjust Bandwidth Control - Visual User Friendly UI - Visual Network Usage Statistics - Optimized Default Setting for Game, Browser, and Streaming Modes - User Customized Priority Control - Supports Wake-On-LAN - Supports Lightning/ESD Protection - Supports Energy Efficient Ethernet 802.3az - Supports PXE |
| Expansion Slots | - 2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode for Vermeer/Matisse; Gen3x16 mode for Cezanne/Renoir; Gen3x8 mode for Picasso; PCIE3: Gen3x4 mode for all)* - 1 x PCI Express 3.0 x1 Slot - Supports AMD Quad CrossFireX™ and CrossFireX™ - 15μ Gold Contact in VGA PCIe Slot (PCIE1) - 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module *Supports NVMe SSD as boot disks |
| Storage | - 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, 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 Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir, Picasso)** - 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 Gen3x2 (16 Gb/s)** *M2_2 and SATA3_5_6 share lanes. If either one is in use, the other will be disabled. **Supports NVMe SSD as boot disks; NVMe SSD not supported with AMD Athlon™ 3000G Processors |
| Connectors | - 1 x SPI TPM Header - 1 x Power LED and Speaker Header - 2 x RGB LED Headers* (Support up to 12V/3A, 36W LED Strip) - 2 x Addressable LED Headers** (Support up to 5V/3A, 15W LED Strip) - 1 x CPU Fan Connector (4-pin)*** (Supports max 1A/12W fan power) - 1 x CPU/Water Pump Fan Connector (4-pin)**** (Smart Fan Speed Control, supports max 2A/24W fan power) - 4 x Chassis/Water Pump Fan Connectors (4-pin)***** (Smart Fan Speed Control, supports max 2A/24W fan power) - 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, with ESD Protection) - 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports, with ESD Protection) *Support for RGB LED strips; **Support for Addressable LED strips; ***CPU Fan Connector specs; ****CPU/Water Pump Fan Connector specs; *****Chassis/Water Pump Fan Connector specs (all fan connectors auto-detect 3-pin or 4-pin fans) |
| Rear Panel I/O | - 2 x Antenna Mounting Points - 1 x PS/2 Mouse/Keyboard Port - 1 x HDMI 2.1 Port - 1 x DisplayPort 1.4 - 1 x Optical SPDIF Out Port - 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s, with ESD Protection) - 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s, with ESD Protection) - 4 x USB 3.2 Gen1 Ports (ASMedia ASM1074 hub, with ESD Protection) - 2 x USB 2.0 Ports (with ESD Protection) - 1 x RJ-45 LAN Port with LED (ACT/LINK and SPEED LEDs) - 1 x Clear CMOS Button - HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks) |
| Unique Features | - ASRock USB 3.2 Gen2: USB 3.2 Gen2 Type-A Port (10 Gb/s), USB 3.2 Gen2 Type-C Port (10 Gb/s) - ASRock Super Alloy: XXL Aluminum Alloy Heatsink, Premium 60A Power Choke, 50A Dr.MOS, Nichicon 12K Black Caps (100% Japan-made high-quality conductive polymer capacitors), I/O Armor, Matte Black PCB, High Density Glass Fabric PCB, 2oz Copper PCB - 2.5G LAN - ASRock Steel Slot Gen4 - ASRock Full Coverage M.2 Heatsink - ASRock Hyper M.2 (PCIe Gen4x4) - ASRock POST Status Checker (PSC) - ASRock Full Spike Protection (for all USB, Audio, LAN Ports) - ASRock Live Update & APP Shop |
| Software | - ASRock Motherboard Utility (A-Tuning) - ASRock Polychrome SYNC* *These utilities can be downloaded from ASRock Live Update & APP Shop |
| UEFI | - ASRock Full HD UEFI - ASRock Instant Flash |
| Support CD | Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar |
| Accessories | - 2 x SATA Data Cables - 2 x Screws for M.2 Sockets |
| Hardware Monitor | - 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 |
| Form Factor | Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm, 2oz Copper PCB |
| Operating System | Microsoft Windows® 10 64-bit / 11 64-bit |
| Certifications | FCC, CE, ErP/EuP ready (ErP/EuP ready power supply required) |
Additional information
| Weight | 1.7 kg |
|---|---|
| Dimensions | 31 × 29 × 8 cm |
| Brand | ASROCK |
| Desktop RAM | DDR4 |
| Socket | AM4 CPU |
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