MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard

MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard

Brand MSI

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£138.99

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You save £7.67 (5%)

6 offers at 6 retailers

Listed since 8 April 2026

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Description

PRO B840-S EVO WIFI6EPRO B840-S EVO WIFI6E offers a simple design with a harmonious color scheme that perfectly matches 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 with M.2 Shield Frozr, ready for the AMD Ryzen™ 9000 series processors.The 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.Unleash 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 B840-S EVO WIFI6E is ready for the challenge of heavy-loading tasks.A huge step of DDR performance enhancement with the latest DDR5 memory. Combines with dedicated SMT welding process and MSI Memory Boost technology, PRO B840-S EVO WIFI6E is ready to deliver the world class memory performance.Transient Voltage Suppressors (TVS) are safety devices used to protect against excessive voltage. All motherboard models of MSI are equipped with TVS. When the voltage abnormally rises, the TVS switches from a high-resistance state to a low-resistance state, diverting the excessive voltage to ground. This helps prevent circuit damage caused by high voltage.M.2 Shield FrozrStrengthened M.2 thermal solution helps keep M.2 SSD safe and ensures incredible performance.7W/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.Enlarged Chipset HeatsinkThe enlarged heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.MSI's premium network solution provides incredible data transfer speed for demanding users.MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.LIGHTNING GEN 4 PCI-EMSI lightning Gen 4 PCI-E represents the bandwidth of a x16 interface to 64GB/s that has doubled compared to its previous generation.REINFORCED,HEAVY SOLDERED CONNECTIONSMSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.REINFORCED,HEAVY SOLDERED CONNECTIONSMSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.Splash on some color and vibrant RGB lighting effects using Mystic Light utility of MSI Center, which has million colors and fancy LED effects. Enjoy the full control and creativity of your PC's lighting with one software.MSI’s newly designed CLICK BIOS X offers an aesthetically pleasing and user-friendly experience. The new design ensures that users of all experience levels can quickly access and adjust system configurations with ease.MSI’s newly designed CLICK BIOS X offers an aesthetically pleasing and user-friendly experience. The new design ensures that users of all experience levels can quickly access and adjust system configurations with ease.MSI brand new MSI Center unifies a suite of MSI software utilities into a single centralized application. Take control of advanced motherboards features and unleash endless possibilities.MSI motherboards provide 60 days free trial of AIDA64 Extreme - MSI edition. AIDA64 Extreme is an almighty application for system information, diagnostics and benchmarks. With the application, you can monitor the detailed hardware and software information on PC and save it to file in multiple formats such as CSV and HTML.Multiple layers of protection for your devices, online privacy features including our Secure VPN, plus Dark Web Monitoring - all in a single solution. With MSI motherboards, you can enjoy a 60-day free trial of Norton 360 Deluxe.

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 4800,5600,8000,6400 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 7
RAID support Yes
RAID levels 0, 1, 10
Parallel processing technology support Not supported
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
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
HDMI ports quantity 1
HDMI version 2.1
Motherboard chipset AMD B840
Audio chip Realtek ALC897
Audio output channels 7.1 channels
Product colour Black
Component for PC
Motherboard form factor ATX
Motherboard chipset family AMD
Windows operating systems supported Windows 11 x64
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 type UEFI AMI
ACPI version 6.5
System Management BIOS (SMBIOS) version 3.7
Width 243.8 mm
Depth 304.8 mm

Full specifications

Marque MSI
Référence fabricant prob840sevowifi6e
EAN 4711377404167

MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard in 2026: still the right choice?

The MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard is one of the most searched products in the Périphériques informatiques category in 2026. Offered by MSI, it is aimed at those looking for a reliable product at the best price. Our comparison tool lists all available offers from partner retailers to help you make the right choice without overspending. Comparison is free and requires no registration. In a few seconds, you can access all current offers to find the most competitive price.

Buy the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard now or wait?

With the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard, MSI delivers a quality level consistent with its market positioning. This product suits both newcomers and regular users of the Périphériques informatiques category. Its quick setup and reliable performance make it a recommended choice for anyone looking to invest in durable equipment without facing technical complications in the first weeks of use.

Value for money analysed in 2026

At £138.99, the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard offers value for money consistent with its positioning in the Périphériques informatiques category. MSI maintains a consistent quality level across this range, justifying the investment at this price. Compare with other available offers on our comparison tool to ensure you get the best rate at the time of purchase. The MSI PRO B860-P WIFI ATX DDR5 Intel LGA 1851 Motherboard – Ultra-Fast Wi-Fi 7, One-Click Overclocking, PCIe 5.0 M.2 Slots from the same range may also interest you for comparison.

Serious alternatives to consider

If the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard does not exactly match your expectations, the Périphériques informatiques category offers other options to explore. Our comparison tool lists all available products with their prices in real time. Filter by budget, brand or availability to find the most suitable alternative for your situation. The MSI AX1800 WiFi 6 Nano Adapter 1201Mbps USB 2.0 Black - Compact, Easy Install, WPA3 Protection is another reference from the same brand to consider.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 2250 £
Mid-range2250 £ to 5250 £
High-endOver 5250 £

The MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard is available from several trusted retailers. Always check stock availability and delivery times before finalising your order to avoid any unpleasant surprises. On Compiral, offers showing "In stock" can be delivered quickly, often within 2 to 5 working days depending on the retailer and your delivery address.

Frequently asked questions about MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard

Is delivery free for the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard at all retailers?

Free delivery is not guaranteed for the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard 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 B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard 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 B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard worth its price in 2026?

In 2026, the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard is listed from £138.99 at our partner retailers. This price is consistent with the positioning of MSI in the Périphériques informatiques 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.

What warranty does the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard come with?

The MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard generally comes with a manufacturer warranty of 1 to 2 years depending on the retailer. In addition to the commercial warranty from MSI, statutory consumer rights apply to all purchases. Check the warranty conditions directly on the retailer's page before finalising your order.

Is the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard in stock?

Stock availability for the MSI PRO B840-S EVO WIFI6E AMD B840 ATX Socket AM5 Motherboard is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Périphériques informatiques category.

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