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Green rectangular micro-ATX board with silver heatsinks, black PCB, four DDR5 slots, three M.2 covers, rear I/O shield installed

ASUS

ASUS TUF GAMING B850M-PLUS WIFI7 AMD motherboard

SKU CH-RFYN-87VXD MPN TUF GAMING B850M-PLUS WIFI7

Micro-ATX AM5 board with 14+2+1 80A DrMOS, DDR5 to 8000 MHz, PCIe 5.0 x16, three M.2 slots, WiFi 7, 2.5GbE and 20Gbps USB-C

  • CPU Socket TypeAM5
  • CPU TypeRyzen 9000 Series, Ryzen 8000 Series, Ryzen 7000 Series
  • ChipsetAMD B850
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardMemory Speed Supported: 8000 MHz
  • Maximum Memory Supported256GB

Option TUF GAMING B850M-PLUS WIFI7

Struck-through versions exist but are not stocked here.

  • Stable power delivery from 14+2+1 80A DrMOS stages
  • DDR5 memory up to 8000 MHz with EXPO and AEMP profiles
  • PCIe 5.0 x16 slot plus three M.2 slots for fast storage
  • WiFi 7 and 2.5GbE for high-speed networking
  • Rear USB-C 20Gbps and front USB-C 10Gbps for quick data transfer

AM5 DDR5 motherboard for Ryzen 7000 8000 9000

The ASUS TUF GAMING B850M-PLUS WIFI7 is an AM5 micro-ATX board built around the AMD B850 chipset. It supports Ryzen 7000 8000 9000 series processors with a 14+2+1 80A DrMOS power stage design and an 8-layer PCB. Four DDR5 slots accept up to 256GB at 8000MHz with AMD EXPO and ASUS AEMP profiles.

Builders needing PCIe 5.0 M.2 and WiFi 7

This board suits builders who want one PCIe 5.0 x16 slot one PCIe 5.0 M.2 slot and WiFi 7 plus 2.5GbE in a compact layout. Rear USB-C 20Gbps and front USB-C 10Gbps headers cover fast external storage. Users needing more than three M.2 slots or a full-size ATX form factor should look elsewhere.

Single PCIe 5.0 M.2 slot decides storage speed

The standout spec is the single PCIe 5.0 x4 M.2 slot alongside two PCIe 4.0 x4 M.2 slots. If your workload demands the highest sequential throughput for an OS or scratch drive that slot is the deciding factor. All three slots share the enlarged M.2 heatsink for sustained performance.

Highlights

  • Stable power delivery from 14+2+1 80A DrMOS stages
  • DDR5 memory up to 8000 MHz with EXPO and AEMP profiles
  • PCIe 5.0 x16 slot plus three M.2 slots for fast storage
  • WiFi 7 and 2.5GbE for high-speed networking
  • Rear USB-C 20Gbps and front USB-C 10Gbps for quick data transfer

Specifications

BrandASUS
ModelTUF GAMING B850M-PLUS WIF
Part NumberTUF GAMING B850M-PLUS WIF
CPU Socket TypeAM5
CPU TypeRyzen 9000 Series, Ryzen 8000 Series, Ryzen 7000 Series
ChipsetAMD B850
Number of Memory Slots4x288pin (DDR5)
Memory StandardMemory Speed Supported:
8000 MHz
Maximum Memory Supported256GB
Channel SupportedDual Channel
Memory Performance ProfileAMD EXPO / ASUS Enhanced Memory Profile (AEMP)
ECC SupportedYes
Buffer SupportedUn-buffered
PCI Express 5.0 x161 x PCI Express 5.0 x16
PCI Express 4.0 x161 x PCI Express 4.0 x16
PCI SlotsTotal Number of Expansion Slots:
3
PCI Express Standard:
PCI Express 4.0
PCI Express 5.0
Total Number of PCI Express Slots:
3
Number of PCI Express x1 Slots:
1
Number of PCI Express x16 Slots:
2
M.23 x M.2 (Support PCIe 5.0 x4 & PCIe 4.0 x4)
SATA RAID0/1/5/10
Audio ChipsetRealtek ALC1220P
Audio Channels7.1 Channels
LAN ChipsetRealtek 2.5Gb Ethernet
Max LAN Speed2.5Gigabit Ethernet
Wireless LANWi-Fi 802.11 be
BluetoothYes
Back I/O PortsTotal Number of USB Ports:
12
VGA:
Yes
HDMI:
Yes
HDMI Version:
HDMI 2.1
DisplayPort:
Yes
Number of Network (RJ-45) Ports:
1
COM1
HDMI1 x HDMI
DisplayPort1 x DisplayPort
Audio Ports3 Ports
Onboard USB1 x USB Type-C® header, with USB 3.2 Gen 2x1 + 2 x USB 3.2 + 3 x USB 2.0
Form FactorMicro ATX
LED LightingRGB
Dimensions (W x L)9.6" x 9.6"
Package ContentsB850M-PLUS WIFI7 Gaming Desktop Motherboard
2 x SATA 6Gb/s cables
1 x ASUS WiFi Q-Antenna
1 x TUF GAMING sticker
1 x M.2 rubber package
1 x Screw package for M.2 SSD
1 x Quick start guide
Shipping weight1.72 kg
Package size279 × 279 × 70 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

What comes in the box with the TUF GAMING B850M-PLUS WIFI7 and what must I buy separately?

The board ships with a pre-mounted I/O shield, WiFi 7 antenna kit, SATA cables and mounting hardware. You must purchase a Ryzen 7000, 8000 or 9000 series CPU, DDR5 memory modules, M.2 SSDs and a graphics card separately.

Which M.2 slot should I use for the fastest PCIe 5.0 x4 drive on this board?

One of the three M.2 slots supports PCIe 5.0 x4 speeds; the other two run at PCIe 4.0 x4. Install your fastest drive in the PCIe 5.0 slot to reach the highest sequential throughput.

What does the 8000 MHz DDR5 rating mean once the board is built into a working PC?

8000 MHz is the maximum validated overclock speed reachable with EXPO or AEMP profiles on a Ryzen 7000, 8000 or 9000 CPU. Actual operating speed depends on the memory kit, CPU memory controller and cooling.

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