MSI MAG B850 Gaming Plus Max Wi-Fi ATX Motherboard AM5 DDR5 White

The MSI MAG B850 Gaming Plus Max Wi-Fi is an ATX motherboard for AMD Ryzen 9000, 8000, and 7000 Series processors on the AM5 platform. Built on the AMD B850 chipset, it features three M.2 slots, PCIe 5.0 support, Realtek 5GbE LAN, Wi-Fi 7, and Realtek ALC897 audio, in a white design with EZ M.2 Clip II for tool-free storage installation.

UK-based seller
Tracked delivery across the UK
Genuine product sourced through established UK suppliers and distribution partners

Key Features

• Socket AM5 — compatible with AMD Ryzen 9000, 8000 and 7000 Series processors
• AMD B850 chipset
• ATX form factor, 304.8 x 243.84 mm, White
• 4 x DDR5 DIMM slots, Dual Channel, Non-ECC, up to 256GB, DDR5-8200+ (OC)
• PCIe 5.0 x16 primary slot (from CPU), plus PCIe 4.0 x4 and 2 x PCIe 3.0 x1 slots
• 3 x M.2 slots: 1 x PCIe Gen5 x4 (CPU), 1 x PCIe Gen4 x4 (CPU), 1 x PCIe Gen4 x2 (Chipset) — EZ M.2 Clip II
• 4 x SATA 6Gb/s — RAID 0, 1 for SATA and M.2 NVMe
• Realtek 8126 5GbE LAN
• Wi-Fi 7 (802.11be), 2.4/5/6GHz, 160MHz, up to 2.9Gbps, Bluetooth 5.4
• Realtek ALC897 7.1 HD Audio

Product Overview

The MAG B850 Gaming Plus Max Wi-Fi is a value-oriented B850 motherboard for AM5 builds in a white finish. Three M.2 slots — including one PCIe Gen5 x4 from the CPU — cover most storage configurations, and EZ M.2 Clip II enables tool-free drive installation. RAID 0 and RAID 1 are supported for both SATA and M.2 NVMe devices. Realtek 5GbE LAN and Wi-Fi 7 with 160MHz bandwidth provide fast wired and wireless connectivity. The dual 8-pin EPS power connectors and dedicated 8-pin PCIe connector support demanding processors and graphics cards. EZ Debug LED, EZ Memory Detection LED, Flash BIOS button, and Clear CMOS button simplify setup and troubleshooting.

Delivery & Fulfilment

This product is sold by TechFinder UK, a UK-based sole trader business. All hardware is sourced through established UK suppliers and distribution partners. Customers can typically expect to receive their order within 3–5 business days from the date the order is placed, with free tracked delivery across the United Kingdom.

Why Buy from TechFinder UK?

• UK-based sole trader — genuine products, real accountability
• Sourced through established UK suppliers and distribution partners
• Secure checkout
• Free tracked UK delivery — typically 3–5 business days from the date the order is placed
• Pre- and post-purchase support available

Technical Specifications

• Socket: AM5
• Compatible Processors: AMD Ryzen 9000, 8000 and 7000 Series
• Chipset: AMD B850
• Form Factor: ATX
• Dimensions: 304.8 x 243.84 mm
• Colour: White
• Memory Type: DDR5, Dual Channel, Non-ECC, Unbuffered (UDIMM); CUDIMM supported (Clock Driver bypass mode only)
• Memory Slots: 4 x 288-pin DIMM
• Max Memory: 256GB
• Memory Speed: Up to DDR5-8200+ (OC) / DDR5-4800–5600 (JEDEC)
• PCIe Slots: 1 x PCIe 5.0 x16 (CPU), 1 x PCIe 4.0 x4 (Chipset), 2 x PCIe 3.0 x1 (Chipset)
• M.2 Slots: M2_1 — PCIe Gen5 x4 (CPU, 2280/2260); M2_2 — PCIe Gen4 x4 (CPU, 22110/2280); M2_3 — PCIe Gen4 x2 (Chipset, 2280/2260) — EZ M.2 Clip II
• SATA: 4 x SATA 6Gb/s
• RAID: 0, 1 (SATA and M.2 NVMe)
• LAN: Realtek 8126 5GbE (100/1000/2500/5000 Mbps)
• Wireless: Wi-Fi 7 (802.11a/b/g/n/ac/ax/be), 2.4/5/6GHz, 160MHz, up to 2.9Gbps
• Bluetooth: 5.4
• Audio: Realtek ALC897 7.1 HD Audio, S/PDIF-Out (Optical)
• Onboard Graphics Output: 1 x DisplayPort 1.2 (HBR2, max 4K 60Hz — requires CPU with integrated graphics)
• Rear I/O: 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, 1 x RJ-45 (5GbE), Audio jacks, 1 x S/PDIF-Out, Flash BIOS button, Clear CMOS button, Wi-Fi antenna connector
• Internal Headers: 4 x USB 2.0, 4 x USB 5Gbps Type-A, 1 x USB 10Gbps Type-C, 3 x ARGB V2, 1 x RGB LED, 1 x ARGB+FAN (JAF_1), 1 x EZ Conn, 4 x System Fan, 1 x CPU Fan, 1 x PUMP_SYS Fan, 1 x Front Panel Audio, 2 x Front Panel, 1 x Chassis Intrusion, 1 x TPM 2.0, 1 x COM (Serial), 1 x Tuning Controller, 2 x Direct OC Jumper
• Power Connectors: 1 x 24-pin ATX, 2 x 8-pin EPS, 1 x 8-pin PCIe
• LED: 4 x EZ Debug LED, 1 x EZ Memory Detection LED
• Net Weight: 1.26 kg
• Gross Weight: 1.73 kg
• Package Dimensions: 34 x 27 x 7 cm
• Warranty: 3 Years MSI Manufacturer Warranty
• Package Contents: Motherboard, EZ Wi-Fi antenna, 1 x SATA cable, EZ M.2 Clip II, EZ M.2 Clip II remover, 1-to-2 EZ Conn cable, Cable sticker, Quick installation guide

Product Identification

Model: MAG B850 Gaming Plus Max Wi-Fi
MPN: MAG B850 GAMING PLUS MAX WIFI
EAN: 4711377410465