MSI MAG B850M MORTAR WIFI mATX Motherboard | AM5 | 4x DDR5 Slots | Wi-Fi 7
KEY FEATURES
- Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
- Supports DDR5 Memory, Dual Channel DDR5 8200+ MT/s (OC)
- Ultra Performance: 12+2+1 Duet Rail Power System, dual 8-pin CPU power connectors, Core Boost, Memory Boost, 8-layer PCB made by 2oz thickened copper material
- Frozr Guard: Extended Heatsink, MOSFET thermal pads rated for 7W/mK, additional choke thermal pads and EZ M.2 Shield Frozr II are built for high performance system and non-stop experience
- EZ DIY: EZ M.2 Shield Frozr II, EZ M.2 Clip II, EZ PCIe Release and EZ Antenna
- Lightning Fast Game experience: PCIe 5.0 slot, Lightning Gen 5 x4 M.2, 20G USB Type-C
- 5G LAN with Wi-Fi 7 Solution: the latest solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
- Audio Boost 5: Reward your ears with studio-grade sound quality for the most immersive gaming experience
100% Safe & Secure Checkout
Reviews
Frequently Asked Questions
What processors are compatible with the MSI MAG B850M MORTAR WIFI?
How much memory can the motherboard support?
Does it support Wi-Fi 7?
MSI MAG B850M MORTAR WIFI mATX Motherboard | AM5 | 4x DDR5 Slots | Wi-Fi 7
Description
The MSI MAG B850M MORTAR WIFI delivers AMD's latest B850 chipset in a compact mATX package, making it an excellent choice for AM5 builders who want current-generation features without the premium cost of X870 boards. This board supports AMD's full range of Ryzen 7000, 8000, and 9000 series processors, offering a solid platform for both gaming builds and productivity workstations where space is at a premium.
Memory support extends up to 256GB of DDR5 across four DIMM slots, with speeds reaching 8200MHz when overclocked-plenty of headroom for demanding applications. Storage connectivity is equally robust with three M.2 slots: two running at PCIe 5.0 speeds for the fastest NVMe drives, plus a third PCIe 4.0 slot for additional storage expansion. The single PCIe x16 slot provides full PCIe 5.0 bandwidth for modern graphics cards, while Wi-Fi 7 and 5G Ethernet ensure fast, reliable network connectivity.
RGB enthusiasts will appreciate the three dedicated LED headers that sync with MSI's lighting ecosystem, while the dual CPU fan connectors and water pump header provide flexible cooling options. The board includes all essential accessories in the box-I/O shield, SATA cables, M.2 mounting hardware, and a comprehensive user guide. With AMD EXPO memory profile support built in, achieving rated memory speeds is straightforward, making this an accessible option for builders who want flagship features in a more compact and affordable package.
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable Customer Support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
| Processor | |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Supported processor sockets | Socket AM5 |
| Memory | |
|---|---|
| Supported memory types | DDR5-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| ECC сompatibility | Non-ECC |
| Supported memory clock speeds | 4800,5600,6400,8200 MHz |
| Supported memory clock speed (max) | 8200 MHz |
| Maximum internal memory | 256 GB |
| Storage controllers | |
|---|---|
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2 |
| Number of storage drives supported | 7 |
| Number of HDDs supported | 4 |
| RAID support | Yes |
| RAID levels | 0, 1, 10 |
| Graphics | |
|---|---|
| On-board graphics card | No |
| Internal I/O | |
|---|---|
| USB 2.0 connectors | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Number of SATA III connectors | 4 |
| Total number of SATA connectors | 4 |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Number of CPU fan connectors | 2 |
| Number of water pump connectors | 1 |
| RGB LED pin header | Yes |
| Number of RGB LED pin headers | 3 |
| Rear panel I/O ports | |
|---|---|
| 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 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| Network | |
|---|---|
| Ethernet LAN | Yes |
| Ethernet interface type | 5 Gigabit Ethernet |
| Wi-Fi | Yes |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be) |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
| Features | |
|---|---|
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B850 |
| Audio chip | Realtek ALC4080 |
| Audio output channels | 7.1 channels |
| Product colour | Black |
| Windows operating systems supported | Windows 11 x64 |
| Expansion slots | |
|---|---|
| PCI Express x4 slots | 1 |
| PCI Express x16 slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| Number of M.2 (M) slots | 3 |
| 1st M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 5.0 |
| 2nd M.2 largest key size | 2280 |
| 2nd M.2 highest PCI Express generation | 5.0 |
| 3rd M.2 largest key size | 2280 |
| 3rd M.2 highest PCI Express generation | 4.0 |
| BIOS | |
|---|---|
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| ACPI version | 6.5 |
| System Management BIOS (SMBIOS) version | 3.7 |
| Weight & dimensions | |
|---|---|
| Width | 243.8 mm |
| Depth | 243.8 mm |
Frequently Asked Questions
What processors are compatible with the MSI MAG B850M MORTAR WIFI?
How much memory can the motherboard support?
Does it support Wi-Fi 7?
What is the form factor of this motherboard?
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )
