MSI B840M GAMING PLUS WIFI6E, AM5 ATX Motherboard, 4x DDR5 256GB, 1x HDMI, 2x PCI-E x16 slot, 2x M.2, 4x SATA 6G, Wi-Fi 6E, Bluetooth 5.3 | B840M GAMING PLUS WIFI6E

MSI B840M GAMING PLUS WIFI6E, AM5 ATX Motherboard, 4x DDR5 256GB, 1x HDMI, 2x PCI-E x16 slot, 2x M.2, 4x SATA 6G, Wi-Fi 6E, Bluetooth 5.3

Chipset
AMD B840

CPU
Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors
Socket AM5

Memory
4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support DDR5 8000 – 5600 (OC) MT/s / 5600 – 4800 (JEDEC) MT/s
Ryzen™ 9000 Series Processors max. overclocking frequency:
• 1DPC 1R Max speed up to 8000+ MT/s
• 1DPC 2R Max speed up to 6400+ MT/s
• 2DPC 1R Max speed up to 6400+ MT/s
• 2DPC 2R Max speed up to 5600+ MT/s

Onboard Graphics
1x HDMI™
Support HDMI™ 2.1, maximum resolution of 4K 60Hz*

Slot
2x PCI-E x16 slot
PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 3.0 supports up to x4 (From Chipset)

PCI_E1 slot
• Supports PCIe 4.0 x16 (For Ryzen™ 9000/ 7000 Series processors)
• Supports PCIe 4.0 x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors)
• Supports PCIe 4.0 x4 (For Ryzen™ 8500/ 8300 Series processor)

Audio
Realtek® ALC897 Codec
7.1-Channel High Definition Audio

Storage
2x M.2
M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
M.2_2 Source (From CPU) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
4x SATA 6G

RAID
Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices

LAN
Realtek® 8125D 2.5G LAN

WIRELESS LAN BLUETOOTH
Wi-Fi 6E Solution
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz / 5GHz / 6GHz* (160MHz) up to 2.4Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax

Supports Bluetooth® 5.3, FIPS, FISMA

* Wi-Fi 6E 6GHz may depend on every country’s regulations and will be ready in Windows 11.
** Bluetooth 5.3 will be ready in Windows 10 build 21H1 and Windows 11.

LED FEATURE
4x EZ Debug LED
1x EZ Memory Detection LED

OPERATING SYSTEM
Support for Windows® 11 64-bit

Product Last Updated: 11/12/2025

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..