MSI B840 GAMING PLUS WIFI motherboard AMD B840 Socket AM5 ATX
MSI B840 GAMING PLUS WIFI, AMD, Socket AM5, AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series, Socket...Read full description ↓
| Date | Price |
|---|---|
| 29 April 2026 | £124.95 |
| 30 April 2026 | £110.39 |
| 30 April 2026 | £110.39 |
| 27 May 2026 | £113.99 |
| 2 June 2026 | £113.95 |
| 7 June 2026 | £113.95 |
| 9 June 2026 | £113.99 |
| 17 June 2026 | £114.99 |
| 27 June 2026 | £119.99 |
| 29 June 2026 | £119.24 |
| 4 July 2026 | £119.24 |
| 5 July 2026 | £119.24 |
| 5 July 2026 | £119.24 |
| 7 July 2026 | £109.99 |
| 10 July 2026 | £109.99 |
| 17 July 2026 | £109.99 |
Compare MSI B840 GAMING PLUS WIFI motherboard AMD B840 Socket AM5 ATX prices UK
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Product Information
B840 GAMING PLUS WIFI
The B840 GAMING PLUS WIFI is crafted to offer extensive connectivity, versatile tools, and a premium Wi-Fi solution for gamers seeking a comprehensive experience. Featuring full-speed Wi-Fi 7, 2.5G LAN, PCIe 4.0 solution and exclusive EZ DIY features, it is ready for 24/7 non-stop gaming optimized for AMD Ryzen™ 9000 series processors.
MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before.
DIRECT 7+2+1 POWER DESIGN
Unleash and sustain excellent performance with an enhanced VRM design built with digital CPU power system, 8-pin power connector and exclusive Core Boost technology, the B840 GAMING PLUS WIFI is ready to sustain heavy gaming loadings.
Extended Heatsink
Extended Heatsink enlarges the surface of heat dissipation and maintain the performance at heavy loads.
M.2 Shield Frozr
Strengthened M.2 thermal solution helps keep M.2 SSD safe and ensures incredible performance.
7W/mK Thermal Pad & Additional Choke Pad
High-quality 7W/mK MOSFET thermal pads and additional choke thermal pads ensure stable performance when all cores are running at high speed.
Enlarged Chipset Heatsink
The enlarged heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.
HIGH-BANDWIDTH AND LOW-LATENCY NETWORK
MSI's premium network solution provides incredible data transfer speed for demanding users.
Product
- Name
- MSI B840 GAMING PLUS WIFI motherboard AMD B840 Socket AM5 ATX
- Category
- Motherboards
- Brand
- MSI
Weight & dimensions
- Width
- 243.8 mm
- Depth
- 304.8 mm
Memory
- Supported memory types
- DDR5-SDRAM
- Number of memory slots
- 4
- Maximum internal memory
- 256 GB
- Memory slots type
- DIMM
- Memory channels
- Dual-channel
- ECC сompatibility
- Non-ECC
- Supported memory clock speeds
- 4800,5600,8000 MHz
- Supported memory clock speed (max)
- 8000 MHz
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
- Maximum internal memory supported by processor
- 256 GB
Rear panel I/O ports
- USB 2.0 ports quantity
- 4
- USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- 2
- USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
- 0
- USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- 1
- USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
- 1
- Ethernet LAN (RJ-45) ports
- 1
- VGA (D-Sub) ports quantity
- 0
- HDMI ports quantity
- 1
- DVI-D ports quantity
- 0
- HDMI version
- 2.1
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
- Number of CPU fan connectors
- 1
- Number of chassis fan connectors
- 5
- Number of water pump connectors
- 1
- RGB LED pin header
- Yes
- Number of RGB LED pin headers
- 3
Network
- Wi-Fi
- Yes
- Ethernet LAN
- Yes
- Ethernet interface type
- 2.5 Gigabit Ethernet
- 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
Expansion slots
- PCI Express x16 (Gen 3.x) slots
- 4
- PCI Express x16 (Gen 4.x) slots
- 1
- Number of M.2 (M) slots
- 2
- 1st M.2 largest key size
- 2280
- 1st M.2 highest PCI Express generation
- 4.0
- 2nd M.2 largest key size
- 22110
- 2nd M.2 highest PCI Express generation
- 4.0
BIOS
- BIOS type
- UEFI AMI
- ACPI version
- 6.5
Features
- Component for
- PC
- Motherboard form factor
- ATX
- Motherboard chipset family
- AMD
- Motherboard chipset
- AMD B840
- Audio output channels
- 7.1 channels
- Audio chip
- Realtek ALC897
- Product colour
- Black
- PC health monitoring
- CPU, Fan, Temperature, Voltage
- Windows operating systems supported
- Windows 11 x64
Storage controllers
- Supported storage drive interfaces
- M.2, Micro SATA III
- Supported storage drive types
- HDD & SSD
- Number of HDDs supported
- 4
- Number of storage drives supported
- 6
- RAID support
- Yes
- RAID levels
- 0, 1, 10
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