We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
ATX motherboard in black with silver heatsinks and four DDR5 slots

MSI

MSI B850 GAMING PLUS WIFI AMD motherboard

SKU CH-GT44-JKH66 MPN B850 GAMING PLUS WIFI

ATX motherboard for AMD Ryzen 7000, 8000 and 9000 processors with DDR5 memory up to 8200 MT/s, PCIe 5.0 graphics slot, triple M.2 connectors, 5G LAN and Wi-Fi 7

  • CPU Socket TypeAM5
  • CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
  • ChipsetAMD B850
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardDDR5 8200+ MT/s (OC)
  • Maximum Memory Supported256GB

Option B850 GAMING PLUS WIFI

Struck-through versions exist but are not stocked here.

  • Supports Ryzen 7000, 8000 and 9000 series processors on AM5 socket
  • DDR5 memory overclocked to 8200 MT/s across four slots with 256 GB capacity
  • PCIe 5.0 x16 slot plus three M.2 connectors including one Gen5 lane
  • Wi-Fi 7 with 320 MHz channel and Bluetooth 5.4 for 5.8 Gbps wireless
  • 5 Gbps LAN and Realtek ALC897 7.1 channel audio for fast wired networking and studio sound

AM5 Platform for Ryzen 7000 8000 9000

The MSI B850 GAMING PLUS WIFI is an ATX motherboard built around the AMD B850 chipset and AM5 socket. It supports Ryzen 7000 Series, Ryzen 8000 Series and Ryzen 9000 Series desktop processors. Four 288-pin DDR5 slots accept up to 256GB of memory running at 8200 MT/s when overclocked. The board also provides 5G LAN, Wi-Fi 7 and Bluetooth 5.4 connectivity for modern networking needs.

Sustained Load Power Delivery

A 12 Duet Rail Power System with P-PAK components and dual 8-pin CPU power connectors feeds the processor through a digital PWM design. Core Boost technology and EZ OC Tuning functions help the voltage regulators maintain stable output during extended heavy workloads. The layout includes two-phase SOC power and one-phase miscellaneous power to keep key rails steady when the system runs demanding game settings for long periods.

Thermals Noise and Power Draw

Frozr Guard combines an extended heatsink with 7W/mK MOSFET thermal pads and extra choke thermal pads to spread heat away from the power circuitry. EZ M.2 Shield Frozr II covers the PCIe 5.0 M.2 slot with a tool-less shield that doubles as a heatsink. Fan headers include a 2A CPU fan header and a 3A combo fan header that supports both PWM and DC modes, allowing coordinated cooling without excessive noise.

Highlights

  • Supports Ryzen 7000, 8000 and 9000 series processors on AM5 socket
  • DDR5 memory overclocked to 8200 MT/s across four slots with 256 GB capacity
  • PCIe 5.0 x16 slot plus three M.2 connectors including one Gen5 lane
  • Wi-Fi 7 with 320 MHz channel and Bluetooth 5.4 for 5.8 Gbps wireless
  • 5 Gbps LAN and Realtek ALC897 7.1 channel audio for fast wired networking and studio sound

Specifications

BrandMSI
ModelB850 GAMING PLUS WIFI
CPU Socket TypeAM5
CPU TypeRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
ChipsetAMD B850
Number of Memory Slots4x288pin (DDR5)
Memory StandardDDR5 8200+ MT/s (OC)
Maximum Memory Supported256GB
Channel SupportedDual Channel
PCI Express 5.0 x161 x PCI Express 5.0 x16
PCI Express 4.0 x161 x PCI Express 4.0 x16
PCI Express x12 x PCI Express 3.0 x1
Serial ATA (SATA)4 x SATA 6Gb/s
M.21 x M.2 (Support PCIe 4.0 x2) / 1 x M.2 (Support PCIe 4.0 x4) / 1 x M.2 (Support PCIe 5.0 x4)
Audio ChipsetRealtek ALC897
Audio Channels7.1 Channels
LAN ChipsetRealtek 8126-VB
Max LAN Speed5Gbps
Wireless LANWi-Fi 802.11 be
BluetoothBluetooth 5.4
Back I/O Ports1 x Clear CMOS Button / 1 x DisplayPort / 1 x Flash BIOS Button / 1 x LAN (RJ45) / 1 x Optical S/PDIF Out / 1 x USB 3.2 Gen 1 Type-A / 1 x USB 3.2 Gen 2 Type-A / 2 x Antenna Bracket / 2 x Audio Jacks / 2 x USB 3.2 Gen 2 Type-C / 4 x USB 2.0/1.1
Form FactorATX
Shipping weight1.75 kg
Package size345 × 274 × 76 mm

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How loud or hot does the 12 Duet Rail Power System run under sustained load?

The board uses a 12 Duet Rail Power System with P-PAK and extended heatsinks plus 7W/mK MOSFET pads to dissipate heat from the CPU voltage regulators during long sessions.

Which memory kit do I need so the four DDR5 slots work at the rated 8200 MT/s?

Install a DDR5 kit rated for 8200 MT/s or higher; the four 288-pin slots support dual-channel up to 256 GB total when XMP or EXPO is enabled in BIOS.

Will my PCIe 4.0 graphics card and SATA SSDs work in the PCIe 5.0 x16 and SATA 6Gb/s ports?

Yes, the PCIe 5.0 x16 slot and the four SATA 6Gb/s ports are backward compatible with PCIe 4.0 GPUs and existing SATA drives.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.