ASUS ROG STRIX B850-G GAMING WIFIROG STRIX B850-G GAMING WIFI · AM5 · Micro-ATX · ASUS UK specification- M.2 storage positions
- 4This one: 3
- SATA storage ports
- 2This one: 4
MOTHERBOARDS
ASUS TUF GAMING B850M-PLUS WIFI
AM5 · Micro-ATX · UK specification
- CPU socket
- AM5
- Chipset
- AMD B850
- Form factor
- Micro-ATX: 244 × 244 mm
A Micro-ATX AM5 motherboard with 4 DDR5 memory slots, 3 M.2 storage positions and Wi-Fi 6E alongside wired Ethernet.
Prices & buying options
As an Amazon Associate I earn from qualifying purchases.
Price alert
Email me when the ASUS TUF GAMING B850M-PLUS WIFI gets cheaper on eBay. We check exact-model listings once a day at 12:00 UTC.
THE ACTUAL PRODUCT
Compare with ASUS ROG STRIX B850-G GAMING WIFI
Specifications checked 10 Sept 2026Manufacturer specifications, not a hands-on test.
The nearest checked motherboards by key specifications, with what differs from the ASUS TUF GAMING B850M-PLUS WIFI. The first matches the Compare button above.
ASUS ROG STRIX B850-G GAMING WIFIROG STRIX B850-G GAMING WIFI · AM5 · Micro-ATX · ASUS UK specification
MSI PRO B850M-A WIFIAM5 · DDR5 · Micro-ATX · Wi-Fi 7 · MSI global specification- M.2 storage positions
- 2This one: 3
ASUS Pro WS B850M-ACE SEPro WS B850M-ACE SE · AM5 · Micro-ATX · ASUS UK specification- M.2 storage positions
- 2This one: 3
Key strengths
3 M.2 storage positions and 4 SATA connectors provide several drive-connection options.
1 × Realtek 2.5Gb Ethernet and Wi-Fi 6E offer both wired and wireless network connections.
Before you buy
M.2_1 supports PCIe 5.0 x4 with Ryzen 9000/7000 and PCIe 4.0 with Ryzen 8000. M.2_2 uses PCIe 4.0; some Ryzen 8000 processors limit it to x2. M.2_3 uses PCIe 4.0 x4.
Check the exact processor, BIOS and memory kit before purchase. The 256 GB ceiling and listed overclocking profiles are configuration limits, not a tested build guarantee.
Works with
Products in this catalogue that list the same socket or memory type as the ASUS TUF GAMING B850M-PLUS WIFI. A shared socket or memory type is necessary but not sufficient: check the exact CPU and memory support lists, and the BIOS version, before buying.
- 19 AM5 processorsSocket AM5 on both, from cited specifications
- 50 DDR5 memory kitsMemory type DDR5 on both, from cited specifications
Every specification. With its source.
Full specifications
Exact configuration: TUF GAMING B850M-PLUS WIFI · AM5 · Micro-ATX · ASUS UK specification
25 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Platform & board
4 items
- CPU socket
- AM5Source
- Chipset
- AMD B850Source
- Form factor
- Micro-ATX: 244 × 244 mm
Check case mounting positions and connector clearance.
Source - Specification market
- ASUS UK documentation
UK and US buying links are searches, not proof of stock, identical regional wireless modules, bundles or warranty. Confirm the exact model and part identifier with the retailer.
Source
Memory
4 items
- DIMM slots
- 4
Physical DDR5 module positions; this count is not a guarantee of capacity or profile speed.
Source - Maximum listed memory
- 256 GB
Manufacturer capacity ceiling; check CPU support, BIOS and the validated DIMM population.
Source - Memory type, slots and limit
- 4 DDR5 DIMM slots; up to 256 GB; dual channel; AMD EXPO
Supported capacity, module population and profile speeds depend on the exact CPU, installed BIOS and validated memory kit. Profile support does not guarantee an overclock.
Source - Listed memory overclocking profiles
- Ryzen 9000, 8000, 7000: up to 8000+ MT/s (OC)
These are manufacturer-listed overclocking configurations, not guaranteed stock transfer rates or tested performance. CPU family and DIMM layout remain material.
Source
Expansion slots
1 item
- PCIe expansion configuration
- AMD Ryzen 9000 & 7000 Series Desktop Processors 1 × PCIe 5.0 × 16 slot (supports x16 mode) AMD Ryzen 8000 Series Desktop Processors 1 × PCIe 4.0 × 16 slot (supports x8/x4 mode) AMD B850 Chipset 1 × PCIe 4.0 × 1 slot Please check the PCIe bifurcation table on the support site ( https://www.asus.com/support/FAQ/1037507/ ). Specifications vary by CPU types. - To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals.
M.2_1 supports PCIe 5.0 x4 with Ryzen 9000/7000 and PCIe 4.0 with Ryzen 8000. M.2_2 uses PCIe 4.0; some Ryzen 8000 processors limit it to x2. M.2_3 uses PCIe 4.0 x4.
Source
Storage
3 items
- M.2 storage positions
- 3
M.2_1 supports PCIe 5.0 x4 with Ryzen 9000/7000 and PCIe 4.0 with Ryzen 8000. M.2_2 uses PCIe 4.0; some Ryzen 8000 processors limit it to x2. M.2_3 uses PCIe 4.0 x4.
Source - SATA storage ports
- 4
SATA 6 Gb/s; check the source for lane sharing and drive power requirements.
Source - Storage interfaces
- 3 M.2 storage positions; 4 SATA 6 Gb/s ports
M.2_1 supports PCIe 5.0 x4 with Ryzen 9000/7000 and PCIe 4.0 with Ryzen 8000. M.2_2 uses PCIe 4.0; some Ryzen 8000 processors limit it to x2. M.2_3 uses PCIe 4.0 x4.
Source
USB & rear connections
3 items
- Rear connections
- 1 × USB 20Gbps port (1 × USB Type-C ) 3 × USB 10Gbps ports (3 × Type-A) 4 × USB 5Gbps ports (4 × Type-A) 4 × USB 2.0 ports (4 × Type-A) 1 × DisplayPort 1 × HDMI port 1 × Wi-Fi module 1 × Realtek 2.5Gb Ethernet port 5 × Audio jacks 1 × BIOS FlashBack button
Connector count and listed modes describe the rear panel. USB-C display and charging capability depends on the specific port; display output also depends on the CPU and source configuration.
Source - Internal USB connections
- Front USB (Total 6 ports) 1 × USB 10Gbps connector (supports USB Type-C ) 1 × USB 5Gbps header supports 2 additional USB 5Gbps ports 2 × USB 2.0 headers support 3 additional USB 2.0 ports USB Type-C power delivery output: max. 5V/3A.
Headers need compatible case ports or accessories; they are not additional rear sockets. Follow the stated power and cable requirements.
Source - Integrated-graphics display connections
- 1 × DisplayPort 1 × HDMI port Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications. Supports max. 8K@30Hz as specified in DisplayPort 1.4. Supports 4K@60Hz as specified in HDMI 2.1.
These are manufacturer-listed configurations, not measured display performance. A compatible processor with graphics, suitable cable and supported display mode are required.
Source
Networking
4 items
- Network interfaces
- 1 × Realtek 2.5Gb Ethernet; Wi-Fi 6E; Bluetooth 5.3 listed
Six-gigahertz use is subject to local rules and the listed operating-system requirements. The manufacturer notes that Bluetooth versions can vary by module.
Source - Wired Ethernet
- 1 × Realtek 2.5Gb Ethernet
Link-rate capability; real throughput depends on the connected network, cabling and workload.
Source - Included Wi-Fi
- Yes
Wi-Fi 6E. Six-gigahertz use is subject to local rules and the listed operating-system requirements. The manufacturer notes that Bluetooth versions can vary by module.
Source - Listed Bluetooth version
- 5.3
The manufacturer notes that the Bluetooth version can depend on the installed wireless module.
Source
Audio
1 item
- Audio hardware
- ALC1220P codec; manufacturer-listed 7.1-channel configuration
Channel configuration and spatial-audio support depend on the connected outputs, chassis audio wiring and software. A codec name is not an independent sound-quality measurement.
Source
Power, cooling & lighting
1 item
- Motherboard power connections
- 1 × 24-pin Main Power connector 2 × 8-pin +12V CPU Power connectors
Check the complete connector list and the PSU cable type. Additional graphics-card, front-panel fast-charge and cooling connections can have separate requirements.
Source
BIOS, software & diagnostics
4 items
- CPU support / BIOS source
- AMD Ryzen 9000, 8000 and 7000 desktop processors. Verify the exact CPU and minimum BIOS using ASUS support before buying.
A shared socket and processor-family listing do not confirm that a particular BIOS revision supports every processor in that family.
Source - Firmware storage
- 256 Mb Flash ROM, UEFI AMI BIOS
Flash-ROM capacity does not identify the BIOS version installed on a retail board.
Source - Listed operating systems
- Windows 11, Windows 10 64-bit
Individual features and drivers can have newer operating-system requirements, particularly wireless networking.
Source - Rear BIOS FlashBack button
- Yes
Use the exact model firmware and follow ASUS instructions; a button does not establish the currently installed BIOS version.
Source
Compare with another motherboard
More of the nearest checked motherboards by key specifications, for a side-by-side comparison.
MSI MAG B850M MORTAR WIFIAM5 · DDR5 · Micro-ATX · MSI global specificationCompare the two 
ASUS TUF GAMING B850M-PLUSTUF GAMING B850M-PLUS · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
ASUS TUF GAMING B850M-PLUS WIFI7TUF GAMING B850M-PLUS WIFI7 · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
ASUS TUF GAMING B850M-E WIFITUF GAMING B850M-E WIFI · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
ASUS B850M MAX GAMING WIFIB850M MAX GAMING WIFI · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
ASUS TUF GAMING B650EM-E WIFITUF GAMING B650EM-E WIFI · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
ASUS PRIME B650EM-A WIFIPRIME B650EM-A WIFI · AM5 · Micro-ATX · ASUS UK specificationCompare the two 
MSI PRO B650M-PAM5 · Micro-ATX · DDR5 · board-only configuration · MSI global specificationCompare the two 