PRO B840-S EVO WIFI6E
PRO 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 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 runnging 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.
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-E
MSI 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 CONNECTIONS
MSI 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 CONNECTIONS
MSI 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.
| 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 |
| Memory | |
|---|---|
| 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 |
| Storage controllers | |
|---|---|
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, Micro SATA III |
| Number of storage drives supported | 7 |
| Number of HDDs supported | 4 |
| RAID support | Yes |
| RAID levels | 0, 1, 10 |
| Graphics | |
|---|---|
| Parallel processing technology support | Not supported |
| On-board graphics card | No |
| 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 |
| 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 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 |
| Features | |
|---|---|
| Component for | PC |
| Motherboard form factor | ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B840 |
| Audio chip | Realtek ALC897 |
| Audio output channels | 7.1 channels |
| Product colour | Black |
| Windows operating systems supported | Windows 11 x64 |
| 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 |
| System Management BIOS (SMBIOS) version | 3.7 |
| Weight & dimensions | |
|---|---|
| Width | 243.8 mm |
| Depth | 304.8 mm |
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Grade
-
Part Number
Brand New – This product is Brand New and in it’s original
packaging.
New - Open Box - This product is unused but the box has been opened.
New – No Box – This product is unused but doesn’t come with
the original box/packaging.
Refurbished – This product has been refurbished by ourselves
or by the manufacturer.
Excellent Used – This item is used, tested and fully working
but in like new condition. It may come with it’s original packaging or not,
please check the product description.
Good Used – This item is used, tested and fully working but
will show signs of cosmetic wear and tear. It may come with it’s original packaging
or not, please check the product description.
Parts – This item is sold just for parts, meaning it is
unworking or unable to serve it’s purpose. It may come with it’s original packaging
or not, please check the product description.
Brand New Products: All our Brand New products come with Manufaturer warranty. These can vary in length and it's important to check with the manufaturer of the product what warranty they provide and what is covered.
Used Products: All our used products come with 1 years warranty provided by us and some products may have manufaturer warranty.
Refurbished Products: With our refurbished products, we offer a free 3-month warranty which covers all software and hardware issues, that have not been influenced by the customer. There is also Manufactured Refurbished products which they will specify how long their warranty is.
Custom Gaming PCs: All our Custom PCs by default come with 3 years warranty. This includes parts and labour. You can also upgrade to 5 years warranty. Our warranty includes all hardware issues relating to the machine. If there is any faults, we will attempt to solve this remotely and if needed get the PC collected and back to base for repair.
Read more - Warranty Information




