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Rectangular ATX motherboard in dark grey with black heatsinks and silver accents

MSI

MSI MAG X870E GAMING PLUS WIFI AMD motherboard

SKU CH-B2JA-RR7YB

AM5 motherboard for Ryzen 9000, 8000 and 7000 CPUs with DDR5 8200 OC, 14+2+1 Duet Rail power, PCIe 5.0 slot, Gen5 M.2, Wi-Fi 7 and USB4

  • CPU Socket TypeAM5
  • ChipsetAMD X870E
  • Supports Ryzen 9000, 8000 and 7000 series processors via AM5 socket
  • Dual-channel DDR5 memory overclocked to 8200 MT/s for high bandwidth
  • 14+2+1 Duet Rail power system with dual 8-pin CPU connectors for stable delivery
  • PCIe 5.0 slot and Gen 5 x4 M.2 for fast graphics and storage
  • USB4, 5G LAN and Wi-Fi 7 provide high-speed wired and wireless connectivity

AM5 X870E board for Ryzen 9000 8000 7000

This motherboard fits the AM5 socket and the AMD X870E chipset. It supports Ryzen 9000 8000 and 7000 series desktop processors. Dual channel DDR5 memory runs up to 8200 MT/s when overclocked. The board targets builders who want a current platform for gaming or workstation use.

Duet Rail power and Frozr Guard cooling

A 14 plus 2 plus 1 Duet Rail power system uses dual 8 pin CPU connectors with Core Boost and Memory Boost. An 8 layer PCB uses 2oz thickened copper and server grade material. Extended heatsinks cover the MOSFETs with 7W per mK thermal pads plus choke pads. The EZ M.2 Shield Frozr II adds direct cooling for a Gen 5 M.2 drive.

Tool less installation with EZ DIY features

The EZ M.2 Clip II and EZ PCIe Clip II let you secure drives and graphics cards without screws. The EZ Antenna attaches to the rear I/O for Wi-Fi 7 and 5G LAN. A PCIe 5.0 slot and Lightning Gen 5 x4 M.2 provide high speed links. USB4 rounds out the rear connectivity.

Highlights

  • Supports Ryzen 9000, 8000 and 7000 series processors via AM5 socket
  • Dual-channel DDR5 memory overclocked to 8200 MT/s for high bandwidth
  • 14+2+1 Duet Rail power system with dual 8-pin CPU connectors for stable delivery
  • PCIe 5.0 slot and Gen 5 x4 M.2 for fast graphics and storage
  • USB4, 5G LAN and Wi-Fi 7 provide high-speed wired and wireless connectivity

Specifications

BrandMSI
ModelMAG X870E GAMING PLUS WIFI
Part NumberMAG X870E GAMING PLUS WIFI
CPU Socket TypeAM5
ChipsetAMD X870E

Questions about this item

Will the 14+2+1 Duet Rail power stages need periodic thermal-pad replacement?

The MOSFET pads are rated at 7W/mK and the board uses an 8-layer PCB with 2oz copper, so the stock thermal interface is designed for the product's lifetime without scheduled replacement.

What limits the DDR5 8200 MT/s overclock during extended sessions?

Sustained memory speeds are capped by the Memory Boost circuitry and the dual-channel trace layout on the 8-layer PCB rather than by a single thermal throttle point.

How loud and hot does the VRM heatsink get with dual 8-pin CPU power connected all day?

The extended heatsink, 7W/mK MOSFET pads and additional choke pads form the Frozr Guard array, which dissipates VRM heat passively so chassis airflow handles the load without added noise.

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