MSI B840 Gaming Plus WiFi AMD Motherboard

MSI B840 Gaming Plus WiFi AMD Motherboard

Item No. 10277381

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5/5 1 reviews
INFY_BNPL12_GAMING_WK52_1 COM_WK32_PS_COMPONENTS_PERIPHERALS_DATA_FNDD
Form factor: ATX
Socket: AMD AM5
Chipset: AMD B840
3 year guarantee
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£119.99 Save £5.00
Was £124.99 (from 10/03/26 to 19/05/26)

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Form factor: ATX
Socket: AMD AM5
Chipset: AMD B840
3 year guarantee
Product code: 682838

Building a compact desktop PC? Start off strong with this ATX board from MSI. It works with AMD 9000, 8000 & 7000 Series processors, giving you loads of choices. so it's designed for the future of AI computing. Add up to 256 GB of DDR5 RAM and blaze through your workflows. And with PCIe 4.0 and dual M.2 slots, you can pop in high-speed SSDs that won't make you wait around.

Good to know

- With WiFi 7 and 2.5 Gig Ethernet you'll have super-fast and rock-solid internet connection
- The advanced thermal design provides more stable power, so you can safely overclock the CPU and push it to the limit
- Say goodbye to slow loading times - the PCIe 4.0 M.2 SSD slots let you install a super-fast drive
- With the extended heatsink and M.2 Thermal Frozr Guards it's ready to keep cool even a high-performance setup
- To make sure your hardware stays cool under load, there are extended PWM heatsinks


Technical specifications for MSI B840 Gaming Plus WiFi AMD Motherboard

OVERVIEW

Form factor
ATX
Chipset
AMD B840
Socket
AMD AM5
Processor models supported
AMD Ryzen 9000, 8000 & 7000 Series
Memory slots
4 x DDR5 (Max RAM: 256 GB)
Memory standard
DDR5
Cooling features
- Audio Boost
- Wi-Fi 7
- Latest DDR5 memory
- Lightning Gen4 solution
- Extended heatsink design
- EZ M.2 shield frozr II
- EZ PCIe Clip II
- Pre-installed I/O shielding
- 2.5G network solution
- Dual M.2 connectors
Operating systems supported
Windows 10 or later

EXTERNAL CONNECTIVITY

Video output
HDMI x 1
Audio
3.5 mm jack x 3
USB
- USB 2.0 x 4
- USB Type-C x 1
Other external connections
- Bluetooth v5.4
- Wi-Fi 7

INTERNAL CONNECTIVITY

BIOS
AMI BIOS
Expansion slots
- PCIe 4.0 x16 slot x 1
- PCIe 3.0 x16 slot x 1
- PCIe 3.0 x1 slots x 3
Storage slots
- SATA x 4 (6 GB/s)
- M.2 x 2
Cooling
- CPU fan 4-pin x 1
- Case fan 3-pin x 4
Case
- Power LED
- HDD LED
Buttons
- Clear CMOS
- Flash BIOS
Power
- 24-pin ATX x 1
- 8-pin ATX 12 V x 1
Sensors
- Thermal sensor x 1
- Fan speed sensor x 1
Other internal connections
- RGB strip header
- EZ Debug LED
USB
- USB 10Gbps (1 Type-A + 1 Type-C) x 2
- USB 5Gbps (4 Type-A + 1 Type-C) x 5
- USB 2.0 x 8

GENERAL

Box contents
- MSI B840 Gaming Plus WiFi AMD Motherboard
- Quick installation guide
- EZ Wi-Fi antenna
- SATA cable
- EZ M.2 clips
- EZ M.2 Clips remover
- 1 to 2 EZ Conn-cable (V1)
Software included
Installation software
Weight
1.63 kg
Manufacturer’s guarantee
3 years
Dimensions
70 x 270 x 345 mm (H x W x D)
Colour
Black

Delivering your online order

Standard Delivery
Get it in 3-5 working days
Anytime delivery from 7am - 8pm
Order under £40: £3.99
Order over £40: FREE
Choose a 4-hour time slot delivery
£9.99
Next day delivery
Order by 9pm
Anytime delivery from 7am - 8pm
£5.99
Choose a 4-hour time slot delivery
£9.99
Weekend all day delivery. Order by 9pm.
£6.99
Weekend time slot, morning before noon.
£10.99

Tracking your delivery

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Delivery restrictions

Weekend and next-day delivery is available in most areas, but not all.
And, of course, delivery is always dependent upon stock availability.
You can use the availaility checker to quickly find out about stock availability and delivery information.

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Returns and refunds

If you purchased online, you may generally return your item within 30 days even if you have opened it for inspection. It must be returned as new and, where possible, in its original packaging. See “Product Information” dropdown for exclusions.
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More info on returns and refunds.