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MSI MB MAG B850 GAMING PLUS MAX WIFI
- 64MB BIOS: A larger BIOS ROM capacity allows the motherboard to support
- next-level CPU upgrades with better compatibility.
- OC Engine: With the clock generator, the OC Engine technology releases the
- maximum power of CPU.
- EZ PCIe Release: A simple press of a button to effortlessly lock or unlock the PCIe slot, simplifying the installation and removal of the graphics card.
- Lightning Gen 5: The latest PCIe 5.0 solution with up to 128GB/s bandwidth for
- maximum transfer speed.
- EZ M.2 Shield Frozr II: The new tool-less design makes installing or removing your M.2 SSD and Shield Frozr much easier
- Triple M.2 Connectors: Onboard 3x M.2 connectors with one PCIe 5.0 solution,
- strengthened by M.2 Shield Frozr.
- Extended Heatsink Design: MSI extended PWM heatsink and enhanced circuit design ensures even high-end processors to run in full speed.
- 5G Network Solution: Featuring premium 5G LAN to deliver better network experience.
- Wi-Fi 7: The latest wireless solution with a new 160MHz channel, achieving a maximum transmission speed of 2.9Gbps.
- Audio Boost: Reward your ears with studio grade sound quality for the most
- immersive audio experience.
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Learn more about the Detailed Specifications
| Brand | MSI |
|---|
| CPU Socket Type | AM5 |
|---|---|
| CPU Type | Ryzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series |
| Chipset | AMD B850 |
|---|
| Number of Memory Slots | 4x288pin (DDR5) |
|---|---|
| Memory Standard | DDR5 5600 |
| Maximum Memory Supported | 256GB |
| Channel Supported | Dual Channel |
| ECC Supported | Non-ECC |
| Buffer Supported | Un-buffered |
| PCI Express 4.0 x16 | 1 x PCI Express 4.0 x16 |
|---|---|
| PCI Express 3.0 x16 | 1 x PCI Express 3.0 x16 |
| M.2 | 3 x M.2 (Support PCIe 5.0 x4, PCIe 4.0 x4, PCIe 4.0 x2) |
|---|
| Onboard Video Chipset | Depends on installed processor |
|---|
| Audio Chipset | Realtek ALC897 |
|---|---|
| Audio Channels | 7.1 Channels |
| LAN Chipset | Realtek 8126 |
|---|---|
| Max LAN Speed | 5Gbps |
| Bluetooth | Yes |
| Back I/O Ports | 4 x USB 2.0 1 x USB 5Gbps Type-A 1 x USB 10Gbps Type-A 2 x USB 10Gbps Type-C 1 x DisplayPort |
|---|---|
| COM | 1 |
| DisplayPort | 1 x DisplayPort |
| Onboard USB | 4 x USB 5Gbps + 4 x USB 2.0 + 1 x USB Type-C header, with USB 5Gbps |
|---|
| Form Factor | ATX |
|---|---|
| LED Lighting | RGB |
| Dimensions (W x L) | 243.84mm x 304.8mm |
| First Listed on Newegg | February 12, 2026 |
|---|
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 3 years
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Newegg.com's 30-Day Return Policy.
- Read full return policy for details.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-626-271-1004
- Support Website
- View other products from MSI
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