MSI B840 GAMING PLUS WIFI - AM5 ATX Motherboard, DDR5 4x DIMM (256GB), Wi‑Fi 7, 2.5Gb LAN, HDMI 2.1
AM5 ATX motherboard for Ryzen 7000/8000/9000. DDR5 up to 256GB (4 DIMM), Wi‑Fi 7 + Bluetooth 5.4, 2x M.2 (PCIe 4.0), 4x SATA III, HDMI 2.1, 2.5Gb LAN, USB-C rear
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| Motherboards - Socket | AM5 |
|---|---|
| Motherboards - Form Factor | ATX |
| Motherboards - Memory Type | DDR5 |
| Motherboards - Memory Slots | 4 |
| Motherboards - Max Memory Capacity | 256 GB |
| Motherboards - PCIe Version (primary GPU) | PCIe 4.0 |
| Motherboards - M.2 Slots | 2 |
| Motherboards - SATA Ports | 4 |
| Motherboards - USB-C | Rear Type-C |
B840 GAMING PLUS WIFI
The B840 GAMING PLUS WIFI is crafted to offer extensive connectivity, versatile tools, and a premium Wi-Fi solution for gamers seeking a comprehensive experience. Featuring full-speed Wi-Fi 7, 2.5G LAN, PCIe 4.0 solution and exclusive EZ DIY features, it is ready for 24/7 non-stop gaming optimized for AMD Ryzen™ 9000 series processors.
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 DESIGN
Unleash and sustain excellent performance with an enhanced VRM design built with digital CPU power system, 8-pin power connector and exclusive Core Boost technology, the B840 GAMING PLUS WIFI is ready to sustain heavy gaming loadings.
Extended Heatsink
Extended Heatsink enlarges the surface of heat dissipation and maintain the performance at heavy loads.
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 running 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.
HIGH-BANDWIDTH AND LOW-LATENCY NETWORK
MSI's premium network solution provides incredible data transfer speed for demanding users.
| 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 |
| Maximum internal memory supported by processor | 256 GB |
| 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 |
| 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 |
| Ethernet LAN | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Wi-Fi | Yes |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| 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), Wi-Fi 7 (802.11be) |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
| Motherboard chipset | AMD B840 |
| Audio chip | Realtek ALC897 |
| Audio output channels | 7.1 channels |
| Product colour | Black |
| PC health monitoring | CPU, Fan, Temperature, Voltage |
| 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 |
| Width | 243.8 mm |
| Depth | 304.8 mm |