| Processor | |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket | AM5 |
| Supported processor sockets | Socket AM5 |
| Maximum internal memory supported by processor | 256 GB |
| Memory | |
| Maximum internal memory | 256 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory clock speeds | 4800,5600,8000 MHz |
| Supported memory types | DDR5 |
| Memory channels | Dual-channel |
| Unbuffered memory | ![]() |
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory clock speed (max) | 8000 MHz |
| ECC сompatibility | Non-ECC |
| Weight & dimensions | |
| Width | 243.8 mm |
| Depth | 304.8 mm |
| Networking | |
| 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 version | 5.4 |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| Wi-Fi | ![]() |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Internal I/O | |
| Number of SATA connectors | 0 |
| USB 2.0 connectors | 4 |
| CPU fan connector | ![]() |
| Number of COM connectors | 1 |
| ATX Power connector (24-pin) | ![]() |
| Number of EATX power connectors | 1 |
| Number of chassis fan connectors | 5 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of SATA III connectors | 4 |
| Number of SATA II connectors | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Total number of SATA connectors | 4 |
| Front panel connector | ![]() |
| 12V power connector | ![]() |
| RGB LED pin header | ![]() |
| Number of RGB LED pin headers | 3 |
| Number of CPU fan connectors | 1 |
| Number of water pump connectors | 1 |
| Back panel I/O ports | |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| VGA (D-Sub) ports quantity | 0 |
| DVI-D ports quantity | 0 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| 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 |
| Storage controllers | |
| RAID levels | 0, 1, 10 |
| Number of HDDs supported | 4 |
| RAID support | ![]() |
| Number of storage drives supported | 6 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, Micro SATA III |
| Expansion slots | |
| PCI Express x16 slots | 5 |
| PCI Express x1 slots | 3 |
| PCI Express x1 (Gen 3.x) slots | 3 |
| PCI Express x16 (Gen 3.x) slots | 4 |
| Number of M.2 (M) slots | 2 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| 1st M.2 largest key size | 2280 |
| 2nd M.2 largest key size | 22110 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 highest PCI Express generation | 4.0 |
| BIOS | |
| BIOS type | UEFI AMI |
| ACPI version | 6.5 |
| Clear CMOS button | ![]() |
| Other features | |
| mSATA ports quantity | 0 |
| Graphics | |
| On-board graphics card | ![]() |
| Features | |
| Motherboard chipset | AMD B840 |
| Motherboard form factor | ATX |
| Product colour | Black |
| Audio output channels | 7.1 channels |
| PC health monitoring | CPU, Fan, Temperature, Voltage |
| Windows operating systems supported | Windows 11 x64 |
| Motherboard chipset family | AMD |
| Component for | PC |
| Audio chip | Realtek ALC897 |
| EAN | 4711377286589 |
| Warranty | 1 year |
The MSI B840 GAMING PLUS WIFI is an ATX motherboard engineered for the AMD AM5 socket, providing native support for AMD Ryzen 9000, 8000, and 7000 series processors. It is built on the AMD B840 chipset, designed to offer a stable and efficient platform for gaming and productivity tasks. The board incorporates four DDR5 DIMM slots, accommodating up to 256 GB of dual-channel memory with support for speeds up to 8000 MHz. Power delivery is managed through a standard 24-pin ATX and an 8-pin EPS connector, ensuring sufficient power for modern CPUs and system components.
This motherboard offers a range of connectivity and expansion options. For storage, it includes two M.2 slots for high-speed NVMe drives and four SATA III ports for traditional SSDs or HDDs, with RAID support available for both interface types. The primary expansion slot is a PCIe 4.0 x16 for a graphics card, supplemented by three PCIe 3.0 x1 slots for other cards. Networking is handled by a 2.5 Gigabit Ethernet port for a fast wired connection, along with integrated Wi-Fi 7 and Bluetooth 5.4 for wireless device pairing and network access. Onboard audio is provided by a Realtek ALC897 codec, delivering 8-channel high-definition sound.
Key Features:- Supports AMD Ryzen 9000/8000/7000 series processors
- ATX form factor for standard case compatibility
- Four DDR5 memory slots with up to 256 GB capacity
- Two M.2 slots and four SATA III ports for storage drives
- One PCIe 4.0 x16 slot for a primary graphics card
- Integrated 2.5GbE LAN, Wi-Fi 7, and Bluetooth 5.4
- Rear panel with USB 3.2 Gen 2 Type-A and Type-C ports
- HDMI 2.1 port for integrated graphics display output
- Realtek ALC897 8-channel high-definition audio codec
- Onboard EZ Debug LED for system diagnostics
- RGB pin header for connecting compatible lighting accessories
Estimated delivery: 24.11
Today: 10:00 - 18:00
Estimated delivery: 24.11
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Estimated delivery: 24.11
Today: 10:00 - 17:00
Estimated delivery: 24.11
Today: 10:00 - 18:00
Estimated delivery: 24.11
Today: 10:00 - 17:00
Estimated delivery time: 24.11
Estimated delivery time: 25.11
Estimated delivery time: 24.11
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Estimated delivery time: 25.11
Estimated delivery time: 25.11
- leaflet (English)
- manual pdf (English)


