






ASUS TUF GAMING B850M-PLUS WIFI7 AM5 Motherboard - 90MB1MU0-MOEAY0
- CPU socket
- AM5
- Chipset (MB)
- AMD B850 MB
- Form factor
- Micro ATX
- Supported memory
- DDR5
- Number of memory slots
- 4
Description
ASUS TUF GAMING B850M-PLUS WIFI7 is a micro ATX motherboard for AM5, aimed at a stable mid-range to high-end gaming or work build. It combines the new AMD B850 chipset with support for Ryzen 9000, 8000 and 7000 Series, so you have a direct path for upgrades in future generations. With DDR5 slots, up to 256 GB RAM and frequencies up to 8000 MHz (O.C.), the board is ready for both heavy gaming and productivity. The built-in Wi‑Fi 7, 2.5Gb LAN and three M.2 slots make it very flexible for a modern, well-equipped compact computer.
What you get
The AM5 socket and AMD B850 chipset provide compatibility with the latest generations of Ryzen 9000, 8000 and 7000, which means a long platform life and options for CPU upgrades without changing the motherboard. The four DDR5 slots with dual-channel mode and up to 256 GB RAM allow you to start with a smaller volume and gradually upgrade without future limitations. The three M.2 slots supporting PCIe 5.0 x4 (for Ryzen 9000/7000) and PCIe 4.0 x4 give you plenty of room for super-fast NVMe drives – from OS to large libraries of games and projects. The built-in Wi‑Fi 7 and Bluetooth 5.4 eliminate the need for separate cards, while Realtek 2.5Gb Ethernet with TUF LANGuard provides a solid foundation for a stable wired connection. The audio with Realtek ALC1220P 7.1 and S/PDIF output is of sufficient quality for gaming, movies, and multimedia without the need for an external sound card.
- Compatibility with AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series processors, providing you with a wide range of CPU options and future upgrades.
- Support for DDR5 memory with up to 256 GB in 4 slots and frequencies up to 8000 MHz (O.C.), suitable for high FPS gaming and heavy applications.
- A total of 3 x M.2 slots, including PCIe 5.0 x4 (for Ryzen 9000/7000) and PCIe 4.0 x4, allowing you to combine several fast NVMe SSDs for OS, games, and work.
- 1 x PCIe 5.0 x16 slot (for Ryzen 9000/7000) or PCIe 4.0 x16 (for Ryzen 8000), plus PCIe 4.0 x1, providing a stable foundation for a powerful GPU and additional cards if needed.
- Built-in Wi‑Fi 7 (802.11be) and Bluetooth 5.4, so you are ready for high-speed wireless networking and peripherals without additional adapters.
- Realtek 2.5Gb Ethernet with TUF LANGuard for higher network throughput and better protection of the LAN port.
- Realtek ALC1220P 7.1-Channel HD audio with S/PDIF output, suitable for quality sound to speakers, headphones, or a receiver.
- 4 x SATA3 6.0 Gb/s ports with support for RAID 0/1/5/10, if you want to combine SSD/HDD arrays for speed or reliability.
- 1 x 24-pin and 2 x 8-pin power connectors for stable power supply to the CPU and the rest of the system, especially with a more serious processor.
Who it is suitable for
This motherboard is a logical choice for a gaming AM5 build based on Ryzen 7000/8000/9000, where you want a combination of fast DDR5, PCIe 5.0 for GPU/SSD, and modern connectivity (Wi‑Fi 7, 2.5Gb LAN). It is also suitable for a compact workstation in micro ATX format with plenty of RAM and several NVMe drives. If you are aiming for an ultra-budget build or do not need Wi‑Fi 7, PCIe 5.0, and RAID options, you can probably step down to a lower-class motherboard.
The strongest aspect of this board is the combination of the new AMD B850 chipset, support for the latest Ryzen generations, and the three M.2 slots with PCIe 5.0/4.0, all combined in a compact micro ATX body with built-in Wi‑Fi 7 and 2.5Gb LAN.
Full specifications
- Manufacturer
-
ASUS
- Product Code
- 90MB1MU0-MOEAY0
- CPU socket
-
AM5
- Chipset (MB)
- AMD B850
- Form factor
- Micro ATX
- Supported processors
-
AMD AM5 Ryzen; Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors
- Supported memory
-
DDR5
- Number of memory slots
- 4
- Maximum RAM capacity
- 256 GB
- Memory frequency (MHz)
-
up to 8000MHz (O.C.)
- Support for dual-channel memory
- Yes
- Built-in audio
-
Realtek® ALC1220P Codec: 7.1-Channel High Definition AudioSupports S/PDIF outputRealtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC, Audio Shielding, Premium audio capacitors, Dedicated audio PCB layers
- Built-in Wi-Fi
-
Wi-Fi 7 (802.11be)
- Bluetooth version
- Bluetooth V5.4
- Built-in LAN
-
1 x Realtek 2.5Gb EthernetTUF LANGuard
- SATA interface
- 4 x SATA3 6.0 Gb/s
- RAID support
- 0, 1, 5, 10
- Expansion slots
-
AMD Ryzen™ 9000 & 7000 Series Desktop Processors1 x PCIe 5.0 x16 slot (supports x16 mode)AMD Ryzen™ 8000 Series Desktop Processors1 x PCIe 4.0 x16 slot (supports x8/x4 mode)AMD B850 Chipset1 x PCIe 4.0 x1 slot; PCIe 5.0 x16 slot (supports x16 mode) (AMD Ryzen 9000 & 7000 Series Desktop Processors), PCIe 4.0 x16 slot (supports x8/x4 mode) (AMD Ryzen 8000 Series Desktop Processors)
- Power connector
-
1 x 24-pin2 x 8-pin24-pin Main Power connector, 2 8-pin +12V CPU Power connectors
- Rear I/O panel
-
USB 20Gbps, 3 USB 10Gbps, 4 USB 5Gbps, 4 USB 2.0, DisplayPort, HDMI, 5 Audio jacks
- Graphics
-
1 x DisplayPort1 x HDMI® port
- BIOS
- 256 Mb Flash ROM, UEFI AMI BIOS;
- Processor generation
-
7th generation9th generation8th generation
- Warranty
- 36 months
- Supported technologies
- ASUS Exclusive Software: Armoury Crate
- OS
-
Windows 11, Windows 10 64-bitWindows 11 64-bit
- M2 slot
-
Total supports 3 x M.2 slotsAMD Ryzen™ 9000 & 7000 Series Desktop ProcessorsM.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)AMD Ryzen™ 8000 Series Desktop ProcessorsM.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4/x2 mode)AMD B850 ChipsetM.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)3 M.2 slots (Key M)
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