MSI B840M GAMING PLUS WIFI6E DDR5 mATX Motherboard

The MSI B840m Gaming Plus Wifi6e DDR5 Matx motherboard is the ideal choice for video game enthusiasts and those who seek exceptional performance in their systems. Designed with the latest technology, this motherboard offers a fluid game experience without interruptions, thanks to its compatibility with DDR5 memory, which provides faster data transfer speeds and greater energy efficiency.

With a Matx format, the B840M is compact but powerful, perfect for reduced size constructions without sacrificing performance. Its robust and elegant design includes customizable RGB lighting, adding a touch of style to your configuration. This motherboard also has multiple connectivity options, including USB 3.2 and HDMI ports, which guarantees an easy and fast connection to other devices and monitors.

Wifi6e support leads connectivity to a new level, allowing faster internet speeds and more stable connections, even in environments with multiple connected devices. In addition, the B840M Gaming Plus includes advanced cooling features, such as multiple fans and an optimized PCB design, ensuring that your system is kept fresh during long game sessions.

Whether you are building a new PC for games or updating your current system, the MSI B840m Gaming Plus Wifi6e DDR5 is a powerful and versatile option that will not disappoint you. With its combination of performance, connectivity and style, you will be prepared to face any challenge in the world of video games.

Technical Specifications

• Brand MSI
• Model 911-7E77-003
• Platform – mATX (243.84mm x 243.84mm)
• Chipset – AMD B840
• CPU
• Supported – Compatible with AMD Ryzen 9000/8000/7000 series desktop processors
• Socket AM5
• Memory – 4 x DDR5 UDIMM, maximum memory capacity: 256 GB
• DDR5 memory compatibility: 8000-5600 MT/s (OC) / 5600-4800 MT/s (JEDEC)
• Ryzen 9000 series processors: max. Overclocking frequency:
• 1DPC 1R Maximum speed of up to 8000+ MT/s
• 1DPC 2R Maximum speed of up to 6400+ MT/s
• 2DPC 1R Maximum speed of up to 6400+ MT/s
• 2DPC 2R Maximum speed of up to 5600+ MT/s
• Compatible with AMD POR and JEDEC
• Compatible with memory overclocking and AMD EXPOTM
• Compatible with dual-channel mode
• Compatible with non-ECC and non-buffered memory
• Compatible with CUDIMM, only with clock driver bypass mode
• * CUDIMM compatibility and POR boot frequency may vary depending on CPU series; manual overclocking is available after boot. Some CPUs may not boot, but future BIOS updates will improve compatibility.
• * Memory compatibility and supported speeds may vary depending on CPU and memory configuration. For detailed information, refer to the memory compatibility list available on the product support page or visit https://www.msi.com/support/.
• Expansion Slots
• 2 x PCI-E x16 slots
• PCI_E1 Gen PCIe 4.0 supports up to x16 (from CPU)
• PCI_E2 Gen PCIe 3.0 supports up to x4 (from chipset)
• PCI_E1 slot:
• Compatible with PCIe 4.0 x16 (for Ryzen 9000/7000 series processors)
• Compatible with PCIe 4.0 x8 (for Ryzen 8700/8600/8400 series processors)
• Compatible with PCIe 4.0 x4 (for Ryzen 8500/8300 series processors)
• Graphics – 1 x HDMI
• Compatible with HDMI 2.1, maximum resolution of 4K 60 Hz*
• *Available only on processors with integrated graphics. Graphics specifications may vary depending on the installed CPU.
• I/O Ports,
• Connectors
• Internal I/O Connectors
• 1 x power connector (ATX_PWR)
• 1 x power connector (CPU_PWR)
• 1 x CPU fan
• 1 x combined fan (Pump_Sys Fan)
• 3 x system fans
• 1 x EZ Conn connector (JAF_1)
• 2 x front panel connectors (JFP)
• 1 x chassis intrusion connector (JCI)
• 1 x front audio connector (JAUD)
• 1 x COM port (JCOM)
• 1 x adjustment controller connector (JDASH)
• 3 x addressable RGB LED V2 connectors (JARGB_V2)
• 1 x RGB LED connector (JRGB)
• 1 x TPM pin connector (compatible with TPM 2.0)
• 4 x USB 2.0 ports
• 2 x USB 5 Gbps Type A ports
• 1 x USB 5 Gbps Type C port
• Rear I/O Panel
• CMOS clear button
• USB 10 Gbps Type A
• USB 2.0
• LAN 2.5G
• Wi-Fi/Bluetooth
• Audio connectors
• BIOS update button
• HDMI
• USB 10 Gbps Type C
• USB 5G
• Other
• Features
• USB
• 4 x USB 2.0 (rear)
• 4 x USB 2.0 (front)
• 2 x USB 5 Gbps Type A (rear)
• 2 x USB 5 Gbps Type A (front)
• 1 x USB 5 Gbps Type C (front)
• 1 x USB 10 Gbps Type A (rear)
• 1 x USB 10 Gbps Type C (rear)
• Storage
• 2 x M.2
• M.2_1 Source (from CPU): supports up to PCIe 4.0 x4 and 2280/2260 devices
• M.2_2 Source (from CPU): supports up to PCIe 4.0 x4 and 2280/2260 devices
• 4 x SATA 6G
• *Refer to the manual for M.2 SSD thermal dissipation restrictions.
• LED
• 4 x EZ debug LEDs
• 1 x EZ memory detection LED
• RAID
• Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices
• Audio
• Realtek ALC897 codec
• 7.1-channel high-definition audio
• LAN
• Realtek RTL8125D 2.5G LAN
• Operating System
• Support for Windows 11 64-bit
• Revision Date 23-06-2025 by RTY