# Motherboard MSI MAG B850M MORTAR WIFI micro ATX, AMD B850, Socket AM5, DDR5, 4x DIMM, Wi‑Fi, 5Gb LAN

**URL:** https://aio.lv/en/product--msi-7e61-001r--11433334
**Data updated:** 2026-01-21 11:10 (EET)
**Category:** Motherboards
**Manufacturer:** MSI
**Manufacturer code:** 7E61-001R
**EAN:** 4711377321150
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 202.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 167.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--msi-7e61-001r--11433334

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

MSI MAG B850M MORTAR WIFI is a micro ATX motherboard with AMD B850 chipset and Socket AM5 support for AMD Ryzen 9000 series. It supports DDR5 memory (4 DIMM, up to 256 GB, dual‑channel, up to 8200 MHz), three M.2 slots (two PCIe Gen5, one PCIe Gen4), 4 SATA III ports, HDMI 2.1, 5 Gb Ethernet, onboard Wi‑Fi and Bluetooth 5.4. Suitable for gaming and workstation builds with multiple storage and expansion options.

## Long description

MSI MAG B850M MORTAR WIFI is a micro ATX motherboard with AMD B850 chipset and Socket AM5 support for AMD Ryzen 7000, 8000 and 9000 series processors. It supports DDR5 memory up to 256 GB across four slots, offers M.2 storage interfaces with RAID 0/1/10 capability, and integrates high-speed connectivity including Wi‑Fi 7 and 5 Gigabit LAN for reliable networking in compact builds.
Advantages
The board provides PCIe 5.0-ready expandability and a USB 20 Gbps interface for fast peripheral and storage connections. Built with MSI's MAG-series emphasis on stability and durability, it features robust construction and effective heat dissipation for sustained performance. Additional features such as supplemental PCIe power and EZ DIY tools simplify installation and upgrading.
Suitable for
Compact gaming PC builds using AMD Ryzen 7000/8000/9000 series
Systems requiring DDR5 memory up to 256 GB
High-speed networking with Wi‑Fi 7 and 5 Gigabit LAN
Storage setups using M.2 drives and RAID 0/1/10
Key specifications
Form factor: Micro ATX
Chipset: AMD B850
Socket: AM5 (supports AMD Ryzen 7000/8000/9000)
Memory: 4 × DDR5 slots, maximum 256 GB
PCIe: PCIe 5.0 support, 1 × PCIe x16 slot
Storage: M.2 interfaces, RAID levels 0, 1, 10
Networking: Wi‑Fi 7 and 5 Gigabit LAN
Interfaces: USB up to 20 Gbps
How to use
Install the MSI MAG B850M MORTAR WIFI into a compatible micro ATX case, mount an AM5-compatible AMD Ryzen processor and install DDR5 memory modules in the four DIMM slots according to the motherboard manual for optimal channel configuration. Connect M.2 drives and other storage, configure RAID in the BIOS if required, and attach power connectors including the supplemental PCIe power when using high-performance add-in cards. Complete the build by installing a compatible GPU into the PCIe x16 slot and connecting front-panel headers, USB, and network antennas.
Usage recommendations
Use officially supported AMD Ryzen processors and matched DDR5 memory kits to ensure system stability. Keep motherboard BIOS and network drivers up to date for best performance with Wi‑Fi 7 and new CPU generations. Follow the manual for correct installation of M.2 drives and RAID configuration to avoid data loss.

## Specifications

### Features

| Feature | Value |
|---|---|
| Motherboard form factor | Micro ATX |
| Motherboard chipset | AMD B850 |
| Component for | PC |
| Audio output channels | 7.1 |
| Windows operating systems supported | Windows 11 x64 |
| Motherboard chipset family | AMD |

| Feature | Value |
|---|---|
| Product colour | Black |

### Processor

| Feature | Value |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |

### Memory

| Feature | Value |
|---|---|
| Number of memory slots | 4 |
| Maximum internal memory | 256 GB |
| Supported memory types | DDR5-SDRAM |
| Supported memory clock speeds | 6400, 5600, 4800 |
| Memory channels | Dual-channel |
| Memory slots type | DIMM |
| Supported memory clock speed (max) | 8200 MHz |
| ECC сompatibility | non-ECC |

### Expansion slots

| Feature | Value |
|---|---|
| PCI Express x16 slots | 1 |
| PCI Express x4 slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 3 |
| 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 |
| 3rd M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 5.0 |
| 2nd M.2 highest PCI Express generation | 5.0 |
| 3rd M.2 highest PCI Express generation | 4.0 |

### Graphics

| Feature | Value |
|---|---|
| On-board graphics card | No |

### Network

| Feature | Value |
|---|---|
| Bluetooth version | 5.4 |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Ethernet interface type | 5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |

### Internal I/O

| Feature | Value |
|---|---|
| USB 2.0 connectors | 4 |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Front panel audio connector | 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 | 1 |
| Total number of SATA connectors | 4 |
| Front panel connector | Yes |
| RGB LED pin header | Yes |
| Number of RGB LED pin headers | 3 |
| Number of CPU fan connectors | 2 |
| Number of water pump connectors | 1 |

### Rear panel I/O ports

| Feature | Value |
|---|---|
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 3 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 2 |

### Storage controllers

| Feature | Value |
|---|---|
| RAID levels | 10, 1 |
| Supported storage drive types | HDD & SSD |
| RAID support | Yes |
| Number of storage drives supported | 7 |
| Supported storage drive interfaces | M.2 |

### BIOS

| Feature | Value |
|---|---|
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width | 243.84 mm |
| Depth | 243.84 mm |

### Other features

| Feature | Value |
|---|---|
| Number of HDDs supported | 4 |
| Supported processor sockets | Socket AM5 |
| Wi-Fi standards | 802.11a, 802.11b, Wi-Fi 4 (802.11n), 802.11g, Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac) |
| Audio chip | Realtek ALC4080 |

## FAQ

### How much does the MSI MAG B850M MORTAR WIFI micro ATX motherboard cost, and is it available for purchase?

The price is 202.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 281 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 02.07.2026 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 MSI MAG B850M MORTAR WIFI micro ATX motherboard be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 MSI 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 MSI 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. More information about warranty service: https://aio.lv/en/warranty

### 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, pci express x16 (gen 3.x) slots, 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 MSI MAG B850M MORTAR WIFI micro ATX 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.

## Image

https://aio.lv/img/cache/product/11433334/66168241_large.webp