Product Description
MSI B840 Gaming Plus WiFi – ATX Motherboard for AM5 Performance Gaming Builds
The MSI B840 Gaming Plus WiFi delivers a powerful and reliable foundation for next-generation AMD Ryzen™ desktop processors. Designed for gamers, creators, and performance-focused users, this ATX motherboard features the AMD B840 chipset, support for Ryzen™ 9000 / 8000 / 7000 Series CPUs, and advanced connectivity to elevate your PC experience.
Equipped with DDR5 memory support up to 8000 MT/s, 5× PCIe x16 slots, dual PCIe 4.0 M.2 storage, and Wi-Fi 7 + Bluetooth 5.4, this board ensures ultra-fast performance with future-ready expansion options. Enhanced features like EZ Debug LEDs, multiple RGB headers, 7.1-channel audio, and smart cooling controls make it ideal for building a high-performance gaming setup with ease.
Whether you're assembling a powerful gaming rig or a high-speed workstation, the MSI B840 Gaming Plus WiFi provides the stability, speed, and flexibility needed for modern computing.
Specifications
| Category | Details |
| Model | MSI B840 Gaming Plus WiFi (911-7E57-002) |
| CPU Support | AMD Socket AM5, Ryzen™ 9000 / 8000 / 7000 Series |
| Chipset | AMD B840 |
| Memory Support | 4× DDR5 UDIMM, up to 256GB |
| DDR5 Speeds | 8000–5600 MT/s (OC), 5600–4800 MT/s (JEDEC) |
| Graphics Output | 1× HDMI 2.1 (4K @ 60Hz) |
| PCIe Expansion | 5× PCIe x16 slots: E1 PCIe 4.0 x16 (CPU) + E2/E3/E5 PCIe 3.0 x1 + E4 PCIe 3.0 x4 |
| M.2 Slots | 2× M.2: M2_1 (PCIe 4.0 x4), M2_2 (PCIe 4.0 x4 or PCIe 3.0 depending on CPU) |
| Storage | 4× SATA 6Gb/s |
| LAN | Realtek® 8125BG 2.5Gb Ethernet |
| Wireless | Wi-Fi 7 (2.4 / 5 / 6 GHz), MU-MIMO, up to 5.8Gbps |
| Bluetooth | Bluetooth® 5.4 |
| USB (Rear) | 4× USB 2.0, 2× USB 5Gbps, 1× USB 10Gbps Type-A, 1× USB 10Gbps Type-C |
| USB (Front) | 4× USB 2.0, 2× USB 5Gbps Type-A, 1× USB 5Gbps Type-C |
| Audio | Realtek® ALC897, 7.1-Channel HD Audio |
| Internal I/O | CPU fan, Pump/Sys fan, 4× Sys fan, RGB + ARGB headers, TPM, JAUD, JFP, JCOM, JDASH |
| Debug | 4× EZ Debug LED |
| Form Factor | ATX (243.84 × 304.8 mm) |
| Warranty | 1 Year Warranty |
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