- Model: B850M STEEL LEGEND WIFI
- Supported CPU: Ryzen 9000, 8000, & 7000 Series Processors for Socket AM5
- Supported RAM: 4x DDR5, Up to 8000+(OC), Max 256GB
- Graphics Output: 1x HDMI 2.1, 1x DisplayPort 1.4
- Features: 2.5G LAN, 802.11be 2x2 Wi-Fi 7, Bluetooth 5.4
- Stock: In Stock
- Brand: ASRock
- Model: B850M STEEL LEGEND WIFI
| Basic Information | |
| Audio | 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec) Impedance Sensing on Rear Out port Individual PCB Layers for R/L Audio Channel Nahimic Audio |
| BIOS | 256Mb AMI UEFI Legal BIOS with GUI support |
| Chipset | AMD B850 |
| Form Factor | Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm 2oz Copper PCB |
| Supported CPU | Supports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors |
| Connector & Ports | |
| Audio | 1 x Front Panel Audio Connector |
| Display Port | 1 x DisplayPort 1.4 |
| HDMI | 1 x HDMI 2.1 |
| Internal I/O Ports | Rear Panel I/O: - 2 x Antenna Ports - 1 x HDMI Port - 1 x DisplayPort 1.4 - 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) - 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) - 2 x USB 3.2 Gen1 Ports - 4 x USB 2.0 Ports - 1 x RJ-45 LAN Port - 1 x BIOS Flashback Button - HD Audio Jacks: Line in / Front Speaker / Microphone |
| LAN Port (s) | - 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 |
| RAID | - Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices - Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices |
| Supported Storage | CPU: - 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode* Chipset: - 1 x M.2 Socket (M2_2, Key M), supports type 2260/2280 PCIe Gen4x2 (32 Gb/s) mode* - 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode* - 4 x SATA3 6.0 Gb/s Connectors |
| USB (s) | CPU: - 1 x USB 3.2 Gen2 Type-C (Rear) - 1 x USB 3.2 Gen2 Type-A (Rear) - 1 x USB 3.2 Gen1 Type-A (Rear (USB32_2)) Chipset: - 1 x USB 3.2 Gen1 Type-C (Front) - 5 x USB 3.2 Gen1 Type-A (1 Rear (USB32_3), 4 Front) - 8 x USB 2.0 (4 Rear, 4 Front) |
| Wireless Communication module | - 802.11be 2x2 Wi-Fi 7 Module - Supports IEEE 802.11a/b/g/n/ac/ax/axe/be - Supports 2.4GHz/5GHz/6GHz* frequency band - Supports 160MHz channel bandwidth with 6GHz* frequency band - 1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology - Supports Bluetooth 5.4 - Supports MU-MIMO |
| Expansion Slots | |
| M.2 Socket | CPU: - 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode Chipset: - 1 x M.2 Socket (M2_2, Key M), supports type 2260/2280 PCIe Gen4x2 (32 Gb/s) mode - 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode - 4 x SATA3 6.0 Gb/s Connectors |
| PCI | CPU: - 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode - 1 x PCIe 4.0 x4 Slot (PCIE2), supports x4 mode Chipset: - 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module - 15μ Gold Contact in VGA PCIe Slot (PCIE1) |
| Graphics | |
| Graphics | Integrated AMD RDNA graphics (Actual support may vary by CPU) - 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz - 1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 4K 120Hz |
| Memory | |
| Maximum Memory | 256GB |
| Slots | 4 x DDR5 DIMM Slots |
| Supported Memory | Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC) Supports Extreme Memory Profile (XMP) and Extended Profiles for Overclocking (EXPO) memory modules |
| Type | Dual Channel DDR5 Memory Technology |
| Others | |
| Bundled Software | Software - ASRock Motherboard Utility (A-Tuning) - ASRock Dragon 2.5G LAN Software - ASRock Polychrome SYNC* UEFI - ASRock EZ Mode - ASRock Full HD UEFI - ASRock Auto Driver Installer - ASRock Instant Flash |
| Special Features | Superb Productivity - PCIe Gen5 (Graphics, M.2) - Dual Channel DDR5 Rock-Solid Durability - 12+2+1 Power Phase, Dr.MOS for VCore+SOC+MISC with Enlarged Heatsink Armor - Flexible Integrated I/O Shield - 20K Long-lasting Black Caps (high quality and conductive polymer capacitors) Ultrafast Connectivity - 2.5G LAN, 802.11be Wi-Fi 7 Module EZ Update - BIOS Flashback Button - ASRock Auto Driver Installer EZ Troubleshooter - ASRock Post Status Checker |
| Warranty Information | |
| Manufacturing Warranty | 3 Years |
ASRock B850M STEEL LEGEND WIFI AM5 DDR5 mATX Motherboard
The ASRock B850M STEEL LEGEND WIFI AM5 DDR5 Motherboard is a high-performance, feature-rich micro ATX solution tailored for demanding users who want cutting-edge speed, durability, and future-proof compatibility. Powered by the AMD B850 chipset and supporting AMD Ryzen 9000, 8000, and 7000 Series processors on the latest AM5 socket, this board brings superior processing power and next-gen features in a compact 9.6" x 9.6" form factor. The ASRock B850M STEEL LEGEND WIFI DDR5 ATX Motherboard offers exceptional memory performance with four DDR5 DIMM slots, supporting up to 256GB of ECC/non-ECC un-buffered memory with overclocking potential beyond 8000MHz (OC), and is compatible with XMP and EXPO memory profiles for advanced tuning. Built on a 2oz copper PCB and enhanced with a 12+2+1 power phase Dr.MOS VRM design and premium 20K black capacitors, it delivers remarkable power efficiency and thermal performance, perfect for high-end gaming or creative workflows. For graphics, the ASRock B850M STEEL LEGEND WIFI integrates AMD RDNA graphics (based on CPU support) and includes one HDMI 2.1 and one DisplayPort 1.4, both supporting up to 4K resolution at 120Hz with HDR and HDCP 2.3, making it ideal for immersive visual experiences. Expansion and connectivity are equally powerful, with one PCIe 5.0 x16 slot and one PCIe 4.0 x4 slot for GPUs and add-in cards, plus three M.2 slots: a Blazing M.2 Gen5x4 (128Gb/s), a Hyper M.2 Gen4x4 (64Gb/s), and a Gen4x2 (32Gb/s), along with four SATA3 ports for traditional storage. All storage interfaces support RAID 0, 1, and 10 configurations for data protection and speed. This ASRock B850M STEEL LEGEND WIFI Motherboard stands out with its 2.5G Dragon RTL8125BG LAN featuring smart bandwidth control and a visual UI for optimized gaming, streaming, or browsing. It’s further equipped with next-gen Wi-Fi 7 (802.11be 2x2), supporting tri-band (2.4GHz/5GHz/6GHz) connectivity, MU-MIMO, 160MHz bandwidth, and Bluetooth 5.4 for seamless wireless experiences. Rear I/O options include USB 3.2 Gen2 Type-C and Type-A, USB 3.2 Gen1, USB 2.0, and HD Audio jacks powered by a Realtek ALC1220 7.1CH codec enhanced with Nahimic Audio, impedance sensing, and individually layered PCB for left/right audio channels. Additional features that make the ASRock B850M STEEL LEGEND WIFI DDR5 ATX Motherboard a complete solution include BIOS Flashback support, ASRock’s Auto Driver Installer, Post Status Checker, Full HD UEFI with EZ Mode, and bundled utilities like A-Tuning, Polychrome SYNC for RGB lighting, and Dragon LAN software. With a flexible integrated I/O shield, enhanced thermal armor, and ultra-durable construction, the ASRock B850M STEEL LEGEND WIFI is engineered to deliver extreme performance, advanced connectivity, and premium user experience for gamers, professionals, and PC enthusiasts alike.
