

· B840M-PThe MSI PRO B840M-P WIFI6E is a business- and AI-oriented Micro-ATX motherboard built on the AMD B840 chipset for the AM5 socket, supporting AMD Ryzen 9000, 8000, and 7000 series processors. It features a direct 7+2+1 digital power phase design on a 6-layer 2oz thickened copper PCB, housing 4 DDR5 DIMM slots that support up to 256GB of system memory with overclocked speeds reaching 8000+ MT/s (OC). Expansion and storage configurations include a steel-reinforced PCIe 4.0 x16 graphics slot, two Lightning Gen 4 x4 M.2 slots, and a premium networking layout driven by Wi-Fi 6E, Bluetooth 5.3, and a Realtek 2.5G LAN port.



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| Form Factor | Socket AM5 |
|---|---|
| Brand & Model | MSI AMD B840 Motherboard (AMD B840 Chipset, Socket AM5 Platform) |
| Target Segment | Mainstream Desktop PCs, Office Workstations & System Integrator Builds |
| Processor Compatibility | AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors |
| Memory | AMD EXPO Technology, Non-ECC Un-buffered Memory, CUDIMM Support (Clock Driver bypass mode), Single-Sided Latches |
|---|---|
| System Memory Architecture | 4 x DDR5 UDIMM Slots (Max Capacity: Up to 256 GB, Dual-Channel) |
| Speeds & Overclocking | DDR5 8000 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s (Ryzen 9000 Series 1DPC 1R up to 8000+ MT/s) |
| PCIe Slots | 1 x PCIe 3.0 x1 Slot (PCI_E2 from Chipset) |
|---|---|
| Primary Graphics Slot | 1 x PCIe 4.0 x16 Slot (PCI_E1 from CPU; supports x16 for Ryzen 9000/7000, x8 for Ryzen 8700/8600/8400, x4 for Ryzen 8500/8300) |
| M.2 Slots | 2 x M.2 Slots |
|---|---|
| Ports | 4 x SATA 6Gbps |
| M.2_1 (From CPU) | Up to PCIe 4.0 x4, supports 2280/2260 devices |
| M.2_2 (From CPU) | Up to PCIe 4.0 x4 (PCIe 4.0 x2 for Ryzen 8500/8300), supports 2280/2260 devices |
| RAID Support | RAID 0, 1, and 10 for SATA storage devices; RAID 0 and 1 for M.2 NVMe storage devices |
| Onboard Display Output | 1 x HDMI 2.1 (Supports 4K @ 60 Hz; requires CPU with integrated graphics) |
|---|---|
| Audio Subsystem | Realtek ALC897 7.1-Channel High Definition Audio |
| Networking | Realtek 8125D 2.5G Ethernet LAN (2.5 Gbps) |
|---|---|
| Wireless LAN & Bluetooth | Pre-installed Wi-Fi 6E (802.11ax, 160MHz, up to 2.4Gbps across 2.4GHz / 5GHz / 6GHz) + Bluetooth 5.3 |
| Rear Panel Connectivity | Clear CMOS Button, Flash BIOS Button, HDMI 2.1, 2.5G LAN, Wi-Fi/Bluetooth Antennas, Audio Jacks, 4x USB 2.0, 2x USB 5Gbps Type-A, 1x USB 10Gbps Type-A, 1x USB 10Gbps Type-C |
|---|---|
| Internal Connectors | 1x 24-pin ATX Power, 1x 8-pin CPU Power, 1x CPU Fan, 1x Combo Pump/System Fan, 3x System Fan, 3x Addressable V2 RGB (JARGB_V2), 1x Standard RGB (JRGB), TPM 2.0 Header, Front Panel Audio, Front USB Type-C & Type-A Headers |
| Features | 4 x EZ Debug LEDs, 1 x EZ Memory Detection LED |
|---|---|
| Operating System | Support for Windows 11 64-bit |
| Warranty | 3 Years Company Warranty |
|---|