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header-product Motherboard ASRock B850M Steel Legend WiFi — AMD B850, Socket AM5, microATX, DDR5, 4 DIMM, Wi‑Fi 7, 2.5Gb LAN
167.99 €

Motherboard ASRock B850M Steel Legend WiFi — AMD B850, Socket AM5, microATX, DDR5, 4 DIMM, Wi‑Fi 7, 2.5Gb LAN

ASRock B850M Steel Legend WiFi microATX motherboard Photo 1
ASRock B850M Steel Legend WiFi microATX motherboard Photo 2
ASRock B850M Steel Legend WiFi microATX motherboard Photo 3
ASRock B850M Steel Legend WiFi microATX motherboard Photo 4
ASRock B850M Steel Legend WiFi microATX motherboard Photo 5
ASRock B850M Steel Legend WiFi microATX motherboard Photo 1
ASRock B850M Steel Legend WiFi microATX motherboard Photo 2
ASRock B850M Steel Legend WiFi microATX motherboard Photo 3
ASRock B850M Steel Legend WiFi microATX motherboard Photo 4
ASRock B850M Steel Legend WiFi microATX motherboard Photo 5
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Motherboard ASRock B850M Steel Legend WiFi — AMD B850, Socket AM5, microATX, DDR5, 4 DIMM, Wi‑Fi 7, 2.5Gb LAN

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Motherboard ASRock B850M Steel Legend WiFi — AMD B850, Socket AM5, microATX, DDR5, 4 DIMM, Wi‑Fi 7, 2.5Gb LAN

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Short description

Micro ATX motherboard ASRock B850M Steel Legend WiFi for Socket AM5 processors (AMD Ryzen 9000 series). Based on the AMD B850 chipset, it supports up to 256 GB DDR5 (4 DIMM, dual‑channel, ECC & non‑ECC), three M.2 slots (one PCIe 5.0), SATA III and RAID 10, Realtek ALC1220 7.1 audio, Wi‑Fi 7 and Bluetooth 5.4, 2.5 Gb Ethernet, HDMI 2.1 and DisplayPort 1.4, multiple USB Type‑A/C ports and onboard RGB header. Includes antennas, SATA cables, screws and M.2 standoff.
Available at price 167.99 €: 13 pcs.
Total available for order: 93 pcs.
Warranty: 2 Years
SKU: 11263545
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From 4.99 € (Weight: 1.55 kg)
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36 months installment: from 4.67 euros per month
Price for companies: 138.83€ Price is valid only for legal clients
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Product information

Description

This motherboard features an optimized VRM with a 12+2+1 power phase design, upgraded 20K Black capacitor with 1000uF capacitance, Dr. MOS integrated power stages, and Hi-Density CPU power connectors. It includes 2oz copper PCB layers for improved thermal and power delivery, support for DDR5 XMP and AMD EXPO profiles, PCIe Gen5 M.2 for next‑generation SSDs and PCIe Gen4 M.2 slots, M.2 bottom heatsink, enlarged graphics card release latch, and onboard Wi‑Fi 7 plus 2.5 Gb/s LAN. Audio is handled by Nahimic with multiple noise‑reduction features, and the board offers extensive cooling controls, Polychrome RGB and SignalRGB support, BIOS Flashback, EZ auto driver installer and a flexible integrated I/O shield.

Advantages

The upgraded 20K capacitor increases capacitance to 1000uF and extends lifespan, resulting in higher charge storage, lower ripple and more stable output current for improved system stability. The 12+2+1 VRM layout with Dr. MOS delivers efficient, high current per phase for better thermal performance and overclocking headroom. Hi‑Density power connectors and 2oz copper PCB provide reliable power delivery under heavy loads. PCIe Gen5 M.2 and Gen4 M.2 support enable faster storage options, while Wi‑Fi 7 and 2.5 Gb/s LAN improve network throughput and lower latency. Integrated cooling features, PWM/DC fan detection, thermistor header and Fan‑Tastic Tuning enable precise thermal management. Nahimic audio enhances communication quality and surround sound on a variety of devices. Polychrome RGB and SignalRGB support provide flexible lighting customization.

Key specifications

  • VRM: 12+2+1 power phase design with Dr. MOS
  • Capacitor: 20K Black capacitor, 1000uF capacitance
  • Power connectors: Hi‑Density CPU and ATX power connectors
  • PCB: 2oz copper inner layers
  • Memory: DDR5 with Intel XMP / AMD EXPO profile support
  • M.2: PCIe Gen5 Blazing M.2 and Hyper M.2 Gen4 x4 support; M.2 bottom heatsink
  • Expansion ease: Graphics Card Lite Release latch
  • Cooling: Aluminum heatsinks, PWM/DC fan support, thermistor header, Fan‑Tastic Tuning
  • Wireless: Wi‑Fi 7 (802.11be) with Multi‑link Operation
  • LAN: Dragon 2.5 Gb/s Ethernet
  • USB/Peripherals: Lightning Gaming Ports for low jitter peripheral connections
  • Audio: Nahimic audio with static noise suppression, echo cancellation, lateral sound cancellation, voice stabilizer, Sound Tracker
  • Lighting: Onboard RGB and addressable RGB headers, Polychrome RGB, SignalRGB support
  • BIOS/Tools: BIOS Flashback, EZ auto driver installer
  • I/O: Flexible integrated I/O shield

How to use

Install the motherboard into a compatible ATX chassis, connect the Hi‑Density CPU and ATX power connectors, and install DDR5 memory modules that support Intel XMP or AMD EXPO if you plan to enable pre‑tested overclocking profiles. Mount M.2 SSDs into the Gen5 or Gen4 slots and secure them with the M.2 heatsink to improve thermal performance. Attach system fans to headers supporting PWM or DC mode and, if needed, connect an external thermistor to the thermistor header for additional temperature monitoring. Use Fan‑Tastic Tuning in the UEFI or A‑Tuning software to configure fan curves. For networking, set up Wi‑Fi 7 or connect via the Dragon 2.5 Gb/s LAN. Use BIOS Flashback with a USB drive and power supply to update firmware without CPU or RAM present. Install drivers using the preinstalled LAN driver or the EZ auto driver installer tool.

Recommendations

For stable operation and best results, use high‑quality DDR5 memory modules certified for XMP or EXPO, ensure proper case airflow to take advantage of the aluminum heatsinks and 2oz copper layers, and secure high‑speed M.2 SSDs with the provided heatsink. When overclocking, verify adequate CPU power delivery via the Hi‑Density connectors and monitor temperatures with the thermistor and fan controls.

Specifications

Motherboard form factor:
Micro ATX
Motherboard chipset:
AMD B850
Component for:
PC
Processor socket:
Socket AM5
Number of memory slots:
4
Maximum internal memory:
256 GB
Supported memory types:
DDR5-SDRAM
All features

Features

Motherboard form factor:
Micro ATX
Motherboard chipset:
AMD B850
Component for:
PC
Certification:
FCC, CE, ErP/EuP
Audio output channels:
7.1
Windows operating systems supported:
Windows 11 x64, Windows 10 x64
Motherboard chipset family:
AMD
Product colour:
White

Processor

Processor manufacturer:
AMD
Processor socket:
Socket AM5

Memory

Number of memory slots:
4
Maximum internal memory:
256 GB
Supported memory types:
DDR5-SDRAM
Memory channels:
Dual-channel
Unbuffered memory:
Yes
Memory slots type:
DIMM
ECC сompatibility:
ECC & non-ECC

Expansion slots

Number of M.2 (M) slots:
3
PCI Express x4 (Gen 4.x) slots:
1
PCI Express x16 (Gen 5.x) slots:
1
1st M.2 largest key size:
2280
2nd M.2 largest key size:
2280
3rd M.2 largest key size:
2280
1st M.2 highest PCI Express generation:
5.0
2nd M.2 highest PCI Express generation:
4.0
3rd M.2 highest PCI Express generation:
4.0

Graphics

Maximum resolution:
3840 x 2160
Parallel processing technology support:
Not supported
HDCP:
Yes

Network

Bluetooth version:
5.4
Ethernet LAN:
Yes
Bluetooth:
Yes
LAN controller:
Dragon RTL8125BG
Wi-Fi:
Yes
Ethernet interface type:
2.5 Gigabit Ethernet
Top Wi-Fi standard:
Wi-Fi 7 (802.11be)

Internal I/O

USB 2.0 connectors:
2
CPU fan connector:
Yes
ATX Power connector (24-pin):
Yes
Number of chassis fan connectors:
3
Front panel audio connector:
Yes
TPM connector:
Yes
EPS power connector (8-pin):
Yes
USB 3.2 Gen 1 (3.1 Gen 1) connectors:
3
Number of SATA III connectors:
4
USB 3.2 Gen 2 (3.1 Gen 2) connectors:
0
12V power connector:
Yes
RGB LED pin header:
Yes
Number of RGB LED pin headers:
1
Number of CPU fan connectors:
2
Number of EPS power connectors (8-pin):
1

Rear panel I/O ports

Line-in:
Yes
USB connector type:
USB Type-C, USB Type-A
USB 2.0 ports quantity:
4
Ethernet LAN (RJ-45) ports:
1
Headphone outputs:
3
Microphone in:
Yes
VGA (D-Sub) ports quantity:
0
DVI-D ports quantity:
0
WiFi-AP antenna jack:
2
HDMI ports quantity:
1
HDMI version:
2.1
DisplayPorts quantity:
1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity:
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity:
0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity:
1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity:
1

Storage controllers

RAID levels:
10, 1
Supported storage drive types:
HDD & SSD
RAID support:
Yes
Number of storage drives supported:
7
Supported storage drive interfaces:
PCI Express 4.0, PCI Express 5.0, SATA III

BIOS

BIOS memory size:
256 Mbit
BIOS type:
UEFI AMI

Weight & dimensions

Width:
244 mm
Depth:
244 mm

Other features

Supported processor sockets:
Socket AM5
Wi-Fi standards:
802.11b, Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n), 802.11g, 802.11a
DisplayPort version:
1.4
Audio chip:
Realtek ALC1220

Packaging content

Cables included:
SATA
Screws included:
Yes
Antenna included:
Yes
M.2 standoff included:
Yes

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
EU1 8 06.07.2026 167.99 €
EU3 13 09.07.2026 167.99 €
EU2 9 30.06.2026 Best delivery 168.49 €
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Warehouse Stock Delivery to the store Store Price
WH345 9 09.07.2026 173.49 €
WH109 13 23.07.2026 182.99 €
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167.99 €
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168.49 €
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168.99 €
Stock: 5
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170.99 €
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171.99 €
Stock: 4
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176.99 €
Stock: 9
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173.49 €
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Warehouse: WH345
182.99 €
Stock: 13
Delivery Date: 23.07.2026
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Customer reviews

Customer questions

FAQ

How much does the ASRock B850M Steel Legend WiFi microATX motherboard cost, and is it available for purchase?

The price is 167.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 93 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can ASRock B850M Steel Legend WiFi microATX motherboard be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the ASRock B850M Steel Legend WiFi microATX motherboard online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All ASROCK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ASROCK service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: motherboard form factor, motherboard chipset, component for, processor socket, number of memory slots, maximum internal memory, supported memory types, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for ASRock B850M Steel Legend WiFi microATX motherboard?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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