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Description

PRO B840M-P WIFI6EPRO B840M-P WIFI6E offers a simple design with a harmonious silver color scheme that perfectly matches both white and black PC builds. It is engineered with many exclusive features of MSI, a Wi-Fi 6E with EZ Antenna, 2.5G LAN, and PCIe 4.0 M.2, ready for the AMD Ryzen™ 9000 series processors.BUSINESS ELEGANCEThe PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.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 DESIGNUnleash and sustain the maximum performance with a VRM design built with a total of 7+2+1 digital power phases. With an 8-pin power connector, PRO B840M-P WIFI6E is ready for the challenge of heavy-loading tasks.OPTIMIZED PCB SOLUTIONThe PCB design has been optimized for higher bandwidth and faster transfer speeds, which is also beneficial for reliable circuit transmission.Extended HeatsinkExtended Heatsink enlarges the surface of heat dissipation and maintain the performance at heavy loads7W/mK Thermal Pad & Additional Choke PadHigh-quality 7W/mK MOSFET thermal pads and additional choke thermal pads ensure stable performance when all cores are runnging at high speed.Chipset HeatsinkThe chipset heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.HIGH-BANDWIDTH AND LOW-LATENCY NETWORKMSI's premium network solution provides incredible data transfer speed for demanding users.

Specifications

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
Supported memory types	DDR5-SDRAM
Number of memory slots	4
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
Maximum internal memory	256 GB
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, Micro SATA III
Number of HDDs supported	4
Number of storage drives supported	6
RAID support	Yes
RAID levels	0, 1, 10
On-board graphics card	No
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
USB 2.0 ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Ethernet LAN (RJ-45) ports	1
HDMI ports quantity	1
HDMI version	2.1
Ethernet LAN	Yes
Ethernet interface type	2.5 Gigabit Ethernet
LAN controller	Realtek RTL8125D
Wi-Fi	Yes
Top Wi-Fi standard	Wi-Fi 6E (802.11ax)
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)
Bluetooth	Yes
Bluetooth version	5.3
Motherboard chipset	AMD B840
Audio chip	Realtek ALC897
Audio output channels	7.1 channels
Product colour	Black
Component for	PC
Motherboard form factor	micro ATX
Motherboard chipset family	AMD
Windows operating systems supported	Windows 11 x64
PCI Express x16 slots	2
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	2280
2nd M.2 highest PCI Express generation	4.0
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
ACPI version	6.5
System Management BIOS (SMBIOS) version	3.7
Width	243.8 mm
Depth	243.8 mm

Full specifications

Marque	MSI
Référence fabricant	prob840mpwifi6e
EAN	4711377361804

The MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX in its market context in 2026

The MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX is a well-regarded reference in the Informatique category. In 2026, it remains one of the most relevant choices for those seeking to balance quality and budget. The brand MSI has a strong reputation among consumers, reflected in its consistent availability across many partner retailers. Thanks to our comparison tool, you can see all available offers at a glance and go directly to the retailer of your choice to complete your purchase with confidence.

MSI: what this model offers

What buyers remember about the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of MSI on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the MSI MAG PANO 110R PZ computer case Midi Tower Black from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX from other products in the Informatique category comes down to a few concrete points: the build quality typical of MSI, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the MSI Claw A1M-016UK Intel Core Ultra 7 155H, 16GB Memory, 1TB SSD, 7" Touchscreen Handheld Gaming Console (9S7-1T4111-016) if you wish to explore other models from the brand.

What you need to know before buying

Before buying the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. MSI generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

Range	Indicative price	For whom	What you get
Entry-level	Under 3210 £	Tight budget, occasional use	Essential features, reliable for beginners
Mid-range	3210 £ to 7490 £	Regular daily use	Good value for money, solid performance
High-end	Over 7490 £	Demanding users	The best of the category, all advanced features

Comparing prices before buying the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 3 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX

Is there a refurbished version of the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX?

Refurbished versions of the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX drop during the year?

Prices for the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

Is delivery free for the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX at all retailers?

Free delivery is not guaranteed for the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX worth its price in 2026?

In 2026, the MSI PRO B840M-P WIFI6E motherboard AMD B840 Socket AM5 micro ATX is listed from £128.54 at our partner retailers. This price is consistent with the positioning of MSI in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.