Technical Snapshot

The MSI B840 GAMING PLUS WIFI is a ATX motherboard based on the B840 chipset for AMD AM5 processors. It supports DDR5 memory with up to 256 GB across 4 DIMM slots. Features include WiFi 7, 2.5G LAN LAN, and 2 M.2 slots.

Use Case
Desktop PC builds, gaming, workstation
Compatibility
AMD AM5 processors
Category
ATX Motherboard — B840 Chipset
MSI B840 GAMING PLUS WIFI
MSI PRODUCT
MSI

B840 GAMING PLUS WIFI

B840 · AMD AM5 · ATX · DDR5 up to 256 GB

CPU socket: AMD AM5. Compatible with AMD Ryzen desktop processors.
SocketAMD AM5
Maximum supported memory: 256 GB DDR5 across 4 DIMM slots.
Max RAM256 GB
B840 chipset with PCIe and M.2 expansion slots.
ChipsetB840
ATX form factor — standard tower compatible.
Form FactorATX
MPNB840 GAMING PLUS WIFI
CategoryMotherboards
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Connectivity & Expansion

PCIe x165
M.2 Slots2
SATA Ports4
Wi-FiWiFi 7
BluetoothBT 5.4
LAN2.5G LAN
AudioRealtek® ALC8977

Full Specifications

ChipsetB840
SocketAMD AM5
Form FactorATX
Memory TypeDDR5
DIMM Slots4
Max RAM256 GB
PCIe x16 Slots5
M.2 Slots2
SATA Ports4
Wi-FiWiFi 7
BluetoothBT 5.4
LAN2.5G LAN
AudioRealtek® ALC8977

Support & Downloads

Latest Firmware & DriversVisit MSI for the latest updates
MSI Downloads →
MSI B840 GAMING PLUS WIFI DocumentationPDF · Installation guide and specifications
MSI Support →
← Back to MSI Motherboard Catalog

Frequently Asked Questions

What socket does the MSI B840 GAMING PLUS WIFI use?

The MSI B840 GAMING PLUS WIFI uses the AMD AM5 socket, compatible with AMD Ryzen desktop processors.

How much RAM does the MSI B840 GAMING PLUS WIFI support?

The MSI B840 GAMING PLUS WIFI supports up to 256 GB of DDR5 memory across 4 DIMM slots.

Does the MSI B840 GAMING PLUS WIFI have Wi-Fi?

Yes, the MSI B840 GAMING PLUS WIFI features built-in WiFi 7 with Bluetooth BT 5.4.

How many M.2 slots does the MSI B840 GAMING PLUS WIFI have?

The MSI B840 GAMING PLUS WIFI has 2 M.2 slots for NVMe SSD storage.

What chipset does the MSI B840 GAMING PLUS WIFI use?

The MSI B840 GAMING PLUS WIFI is built on the B840 chipset, offering ATX form factor design for AMD platforms.

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MPN: B840 GAMING PLUS WIFI
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Properties: 13 additionalProperty entries