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header-product Motherboard ASUS PRIME B850M-K AMD B850 Socket AM5 micro ATX
126.49 €

Motherboard ASUS PRIME B850M-K AMD B850 Socket AM5 micro ATX

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Motherboard ASUS PRIME B850M-K AMD B850 Socket AM5 micro ATX

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Short description

The ASUS PRIME B850M-K motherboard supports AMD Ryzen 7000, 8000, and 9000 series processors with an AM5 socket. It features DDR5 memory support with a maximum capacity of 128 GB across DIMM slots. Storage options include M.2 and SATA III interfaces for HDD and SSD drives, with RAID support for levels 0, 1, 5, and 10. The board also includes a 2.5 Gigabit Ethernet interface, making it a robust choice for PC builds.
Available at price 126.49 €: 8 pcs.
Total available for order: 124 pcs.
Warranty: 3 Years
SKU: 11417824
free shipment

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Cost

1.89 €

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
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02.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.88 kg)
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From 1.89 €
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36 months installment: from 3.51 euros per month
Price for companies: 104.54€ Price is valid only for legal clients
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Product information

Description

The ASUS PRIME B850M-K is a micro ATX motherboard with an AMD B850 chipset and Socket AM5, designed to support AMD Ryzen 7000, 8000 and 9000 series processors. It accepts DDR5 memory across two DIMM slots for up to 128 GB, and provides multiple storage options including M.2 and SATA III with RAID 0/1/5/10 support. The board includes a 2.5 Gigabit Ethernet interface and is built to deliver stable connectivity and performance for general PC builds and AI-capable systems.

Advantages

The PRIME B850M-K offers AM5 compatibility for the latest Ryzen CPUs, DDR5 memory support for higher bandwidth, and flexible storage options with M.2 and SATA III plus RAID functionality. Its micro ATX form factor balances compact system design and expandability, while the integrated 2.5 Gb Ethernet provides improved network throughput compared with standard Gigabit ports. Firmware and software utilities supply performance tuning and system management features.

Suitable for

  • Home and office desktops
  • Compact gaming or multimedia PCs
  • DIY PC builds requiring AM5 and DDR5 support
  • Workloads that benefit from faster networking (2.5 GbE)
  • Systems that need M.2/NVMe and SATA storage with RAID

Key specifications

  • Form factor: Micro ATX
  • Chipset: AMD B850
  • Processor socket: Socket AM5 (supports AMD Ryzen 7000/8000/9000 series)
  • Memory: 2 × DDR5 DIMM slots, up to 128 GB
  • Storage interfaces: M.2 and SATA III, RAID 0/1/5/10 supported
  • Network: 2.5 Gigabit Ethernet
  • Manufacturer part number (MPN): 90MB1LV0-M0EAY0
  • EAN: 4711636005517

How to use

Install the PRIME B850M-K into a compatible micro ATX case, fit an AM5-compatible AMD Ryzen processor and apply the appropriate CPU cooler. Populate DDR5 modules into the two DIMM slots according to the motherboard manual, attach M.2 or SATA drives as needed, and connect power and front-panel headers from the case. Configure storage RAID, memory XMP/DOCP settings and network options in the UEFI BIOS or included software after the first boot.

Usage recommendations

For stable operation, use a compatible power supply and a CPU cooler rated for your chosen Ryzen processor. Install DDR5 modules matched in capacity and speed for best memory performance, and keep BIOS firmware updated to ensure compatibility with newer Ryzen 8000/9000 series CPUs.

Specifications

Motherboard form factor:
Micro ATX
Motherboard chipset:
AMD B850
Component for:
PC
Processor socket:
Socket AM5
Number of memory slots:
2
Maximum internal memory:
128 GB
Supported memory types:
DDR5-SDRAM
All features

Features

Motherboard form factor:
Micro ATX
Motherboard chipset:
AMD B850
Component for:
PC
Audio output channels:
7.1
Cooling type:
Passive
Windows operating systems supported:
Windows 11, Windows 10 x64
Motherboard chipset family:
AMD
Product colour:
Black

Processor

Processor manufacturer:
AMD
Processor socket:
Socket AM5

Memory

Number of memory slots:
2
Maximum internal memory:
128 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:
2
PCI Express x16 (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
1st M.2 highest PCI Express generation:
5.0
2nd M.2 highest PCI Express generation:
4.0

Graphics

Parallel processing technology support:
Not supported

Network

Ethernet LAN:
Yes
Wi-Fi:
No
Ethernet interface type:
2.5 Gigabit Ethernet

Internal I/O

USB 2.0 connectors:
2
S/PDIF out connector:
Yes
CPU fan connector:
Yes
Number of COM connectors:
1
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:
2
Number of SATA III connectors:
4
USB 3.2 Gen 2 (3.1 Gen 2) connectors:
0
Front panel connector:
Yes
12V power connector:
Yes
RGB LED pin header:
Yes
Number of CPU fan connectors:
1

Rear panel I/O ports

PS/2 ports quantity:
1
Line-in:
Yes
USB 2.0 ports quantity:
4
Ethernet LAN (RJ-45) ports:
1
Microphone in:
Yes
VGA (D-Sub) ports quantity:
0
DVI-D ports quantity:
0
HDMI ports quantity:
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:
2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity:
0

Storage controllers

RAID levels:
5, 10, 1
Supported storage drive types:
HDD & SSD
RAID support:
Yes
Number of storage drives supported:
6
Supported storage drive interfaces:
SATA III, M.2

BIOS

BIOS memory size:
256 Mbit
BIOS type:
UEFI AMI

Weight & dimensions

Width:
244 mm
Depth:
221 mm

Other features

Number of HDDs supported:
4
Supported processor sockets:
Socket AM5
Package weight:
1069 g

Packaging content

Cables included:
SATA
Screws included:
Yes

Packaging data

Package depth:
288 mm
Package height:
297 mm
Package width:
564 mm

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
BT5 8 Monday Best delivery 126.49 € Best price
WH337 1 09.07.2026 142.49 €
WH115 10 09.07.2026 142.99 €
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Warehouse Stock Delivery to the store Store Price
BT11 6 15.07.2026 162.49 €
WH109 3 23.07.2026 166.99 €
WH345 10 09.07.2026 170.49 €
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142.49 €
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142.99 €
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150.49 €
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161.99 €
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162.49 €
Stock: 28
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166.49 €
Stock: 34
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162.49 €
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166.99 €
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Delivery Date: 09.07.2026
Warehouse: WH345

Customer reviews

Customer questions

FAQ

How much does the Motherboard ASUS PRIME B850M-K, 90MB1LV0-M0EAY0 cost, and is it available for purchase?

The price is 126.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 124 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 Monday 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can Motherboard ASUS PRIME B850M-K, 90MB1LV0-M0EAY0 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 Motherboard ASUS PRIME B850M-K, 90MB1LV0-M0EAY0 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 Asus 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 Asus 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 Motherboard ASUS PRIME B850M-K, 90MB1LV0-M0EAY0?

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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