ASROCK B850 Steel Legend WiFi
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ASROCK B850 Steel Legend WiFi
The ASROCK B850 Steel Legend WiFi is an ATX motherboard with an AMD B850 chipset, designed for AMD Ryzen™ 9000, 8000 and 7000 Series processors with an AM5 socket. It offers a 14+2+1 phase power design with Dr. MOS technology, support for DDR5 memory up to 8000+ MHz (OC), and a PCIe 5.0 interface for graphics cards and storage. It also includes Wi-Fi 7 (802.11be), Realtek 2.5G LAN, and a Realtek ALC4082 audio chip with Nahimic Audio, which ensures detailed and clear sound. The Lite Release feature makes handling graphics cards easier, while the Toolless M.2 Heatsink enables tool-free SSD installation. BIOS Flashback provides quick BIOS updates even without a processor or RAM, and the Auto Driver Installer automatically installs the necessary drivers on first boot. Nahimic Audio takes care of high-quality sound with noise cancellation and spatial effects. The board is complemented by POLYCHROME RGB backlighting with SignalRGB synchronisation, which allows for individual customisation of the system's appearance.
AMD B850
Chipset
AMD AM5
Socket
ATX
Form factor
DDR5
Memory type
4×
Number of RAM slotsKey features of the ASROCK B850 Steel Legend WiFi motherboard
- 14+2+1 phase power design with Dr. MOS technology
- Premium 20K Black capacitors with 1000µF capacity
- 8-layer PCB for lower temperatures and stable performance
- DDR5 memory support with XMP and EXPO profiles
- Blazing M.2 slot with PCIe 5.0 interface and speeds up to 128Gb/s
- Realtek 2.5G LAN and Wi-Fi 7 (802.11be) network interfaces
- Toolless M.2 Heatsink and BIOS Flashback feature
- Realtek ALC4082 audio system with Nahimic Audio technology
- POLYCHROME RGB and SignalRGB lighting synchronisation
Stable power and long lifespan
The power system consists of a 14+2+1 Power Phase Design with Dr. MOS components, complemented by premium 20K Black capacitors with a 1000µF capacity. These elements provide stable voltage, lower temperatures, and an extended lifespan of up to 20000 hours. The board is designed with an 8-layer PCB, which improves signal transfer, power efficiency, and stability during overclocking. With support for DDR5 memory with XMP and EXPO profiles, it's easy to unlock their full potential without complex tuning.
Effective cooling and modern connectivity
The board uses robust aluminium heatsinks, an XXL M.2 Heatsink, and a bottom M.2 passive cooler to effectively dissipate heat and maintain optimal performance. It also features a Blazing M.2 slot with a PCIe 5.0 interface and transfer speeds of up to 128Gb/s. Network stability is ensured by Realtek 2.5G LAN. Wi-Fi 7 delivers higher throughput and lower latency for smooth gaming, streaming, and data transfers. A USB 3.2 Gen2x2 Type-C port with a transfer speed of up to 20Gb/s is also available.
Ports
Storage
- Number of SATA III: 4
- Number of M.2: 4
- 1× M.2 Slot 1 – PCIe 5.0 x4 (type 2280, CPU, Blazing M.2)
- 3× M.2 Slot 2 – PCIe 4.0 x4 (type 2260/2280, CPU, Hyper M.2)
- Features: RAID 0, RAID 1, RAID 10 (support for NVMe SSD)
USB ports
- Rear USB-C 3.2 Gen 2: 2
- Rear USB 3.2 Gen 2 Type-A: 2
- Rear USB 3.2 Gen 1 Type-A: 3
- Rear USB 2.0: 4
- Internal USB-C 3.2 Gen 2x2: 1
- Internal USB 3.2 Gen 1: 2
- Internal USB 2.0: 2
Graphics
- HDMI 2.1
- Graphics outputs: HDMI
Audio
- Number of channels: 7.1
- Audio chip: Realtek® ALC4082 Audio Codec
- Rear connectors: Line Out (gold-plated), Mic In (gold-plated), Optical SPDIF Out
- Internal connectors: Front panel audio header
Other
- Network: Realtek® Dragon RTL8125BG 2.5GbE LAN (10/100/1000/2500Mb/s)
- Wi-Fi: 802.11be Wi-Fi 7 (2.4/5/6GHz, Bluetooth 5.4, MU-MIMO, 2× antennas)
- Rear connectors: 2× antenna port, RJ-45, BIOS Flashback button, 2× audio jack (gold-plated)
- Power: 24-pin ATX, 2× 8-pin ATX 12V (Hi-Density connectors)
- Cooling: 2× CPU FAN, 3× system FAN, 1× AIO Pump
- Internal connectors: 3× ARGB LED, 1× RGB LED, TPM, thermistor, USB headers, front panel audio, Power LED and Speaker header
Choosing a motherboard
When choosing a motherboard (or mainboard), it's important to pay particular attention to the motherboard's socket type, form factor, and chipset. These parameters are among the most crucial and ensure the board is compatible with the processor, expansion cards, and other components. The specific socket determines your choice of a suitable processor, while the remaining connectors dictate which other components you'll need for your future computer.Specifications
Socket and chipset
Format & functions
Memory
Advanced parameters
Connectors
Compatibility
Colour
| Code: | ASb850s1 |
| Warranty: | 36 months |
| Links: | Producer's Website: |