






Motherboard ASUS TUF GAMING B850M-PLUS AM5 - 90MB1IX0-M0EAY0
- 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 is a Micro ATX motherboard for AM5, aimed at stable mid-range gaming and serious work/play builds. Based on the AMD B850 chipset and AM5 socket, it is ready for the new Ryzen 9000, 8000, and 7000 processors. The combination of DDR5 support up to high frequencies and PCIe 5.0 slot for graphics card positions you in the current generation of hardware. The Micro ATX form factor gives you good connectivity without sacrificing a compact build.
What you get: four slots for DDR5 with a maximum capacity of 256 GB, which is more than enough for heavy multitasking, streaming, and productivity. Support for up to 8000(OC) MHz memory allows you to squeeze the maximum out of the Ryzen AM5 platform if you want to overclock RAM. For storage, you have a total of 3 x M.2 slots plus 4 x SATA 6Gb/s, so you can combine fast NVMe for OS and games with larger SATA drives for libraries and archives. The PCIe 5.0 x16 slot with Ryzen 9000/7000 processors ensures full readiness for future GPU generations, while with Ryzen 8000 you get a PCIe 4.0 x16 configuration, which is still more than sufficient for current cards. The audio with Realtek ALC1220P 7.1 is a nice bonus if you use quality headphones or speakers and do not want a separate sound card.
- Compatibility with AMD Socket AM5 Ryzen 9000, 8000, and 7000 processors, so you can plan for a future upgrade without changing the motherboard.
- DDR5 support with 4 slots and up to 256 GB RAM provides room for heavy gaming and professional applications.
- High potential for RAM overclocking with support for up to 8000(OC) MHz, useful if you are chasing maximum performance from the AM5 platform.
- A total of 3 x M.2 slots with PCIe 5.0/4.0 lanes depending on CPU, plus 4 x SATA 6Gb/s for flexible combinations of fast NVMe and larger SATA drives.
- Support for RAID 0, 1, 10 on the SATA interface for more speed or redundancy for important data.
- PCIe 5.0 x16 slot (with Ryzen 9000/7000) for modern and future GPUs, and an additional PCIe 4.0 x1 slot for expansion cards.
- Built-in audio Realtek ALC1220P 7.1 Surround for clear and detailed sound without the need for a separate audio card.
- TUF LANGuard LAN provides a reliable wired network connection, although there is no built-in Wi‑Fi or Bluetooth here.
- Standard 24-pin Main Power connector for easy compatibility with mainstream ATX power supplies.
Who it is suitable for: if you want a stable AM5 build for gaming and work in a compact Micro ATX chassis, with the possibility of a lot of RAM and several fast NVMe drives, this motherboard fits well. It is especially suitable if you plan to switch to Ryzen 9000/8000/7000 and want PCIe 5.0 readiness for GPU and modern DDR5 setup. It is not the most suitable choice if you care about built-in Wi‑Fi/Bluetooth and do not want to install separate cards or USB adapters.
The combination of AM5, DDR5 up to 8000(OC) MHz, three M.2 slots, and PCIe 5.0 x16 makes ASUS TUF GAMING B850M-PLUS a balanced foundation for a current gaming or work build that will withstand several generations of upgrades.
Full specifications
- Manufacturer
-
ASUS
- Product Code
- 90MB1IX0-M0EAY0
- CPU socket
-
AM5
- Chipset (MB)
- AMD B850
- Form factor
- Micro ATX
- Supported processors
-
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)
-
8000(OC) MHz
- Support for dual-channel memory
- Yes
- Built-in audio
-
Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC
- Built-in Wi-Fi
-
No
- Bluetooth version
- No
- Built-in LAN
-
TUF LANGuard
- SATA interface
- 4 x SATA 6Gb/s
- RAID support
- 0,1,10
- 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
- Power connector
-
1 x 24-pin Main Power connector2 x 8-pin +12V Power connector
- Dimensions
- Micro ATX - 24.4 x 24.4 cm
- Processor generation
-
7th generation8th generation9th generation
- Warranty
- 36 months
- OS
-
Support for Windows 10 and 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)
- USB ports
-
Rear USB (Total 12 ports)1 x USB 20Gbps port (1 x USB Type-C®)3 x USB 10Gbps ports (3 x Type-A)4 x USB 5Gbps ports (4 x Type-A)4 x USB 2.0 ports (4 x Type-A)Front USB (Total 7 ports)1 x USB 10Gbps connector (supports USB Type-C®)1 x USB 5Gbps header supports 2 additional USB 5Gbps ports2 x USB 2.0 headers support 4 additional USB 2.0 ports* USB Type-C® power delivery output: max. 5V/3A.
- Rear I/O panel
-
1 x USB 20Gbps port (1 x USB Type-C®)3 x USB 10Gbps ports (3 x Type-A)4 x USB 5Gbps ports (4 x Type-A)4 x USB 2.0 ports (4 x Type-A)1 x DisplayPort1 x HDMI™ port1 x Realtek 2.5Gb Ethernet port5 x Audio jacks1 x BIOS FlashBack™ button
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