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ASUS · AM5 · B850M

ASUS TUF Gaming B850M-PLUS WiFi

Micro-ATX · DDR5 · 4 DIMMs · 14-phase VRM · 6E (802.11ax)

Quality
74
VRM
60
Value
85
Amazon
$165
ASUS TUF Gaming B850M-PLUS WiFi
View ASUS TUF Gaming B850M-PLUS WiFi Gallery in high resolution
$165
Available Updated 3 days, 15 hours ago Prime FBA
Overall73.6
VRM60.0
Chipset84.0
Expansion / storage69.0
Connectivity74.0
Audio81.0
Quality / price85.0
$165 on Amazon Motherboard table Compare this motherboard

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Written analysis

ASUS TUF Gaming B850M-PLUS WiFi at a glance

The ASUS TUF Gaming B850M-PLUS WiFi uses the Micro-ATX form factor, AM5 socket, and B850M chipset. This is a balanced mainstream platform: enough expansion and connectivity for a performance PC without paying only for flagship extras.

Memory support is DDR5 across 4 DIMM slots, with up to 256 GB and rated overclocked speeds up to 8000 MT/s. ECC modules are accepted, subject to CPU support. XMP / EXPO memory-profile support is recorded for easier tuning.

Best fit: a performance gaming and productivity PC that needs a balanced board without workstation-class excess.

Power delivery

The calculated VRM score is 60.0, placing the power delivery in the upper mid-range class. The board lists 14 CPU power phases, 80 A power stages in a 14+2+1 layout. CPU power input is listed as 2. It suits performance processors at stock; sustained extreme overclocking is not its main purpose.

Expansion and storage

The expansion and storage score is 69.0: balanced . The platform supports PCIe 5.0. Physical expansion includes 1 ×16 slot, and 1 ×1.

On-board storage consists of 3 M.2 slots and 4 SATA ports. Supported M.2 lengths are listed as 2242, 2260, 2280. That is enough NVMe capacity for a multi-drive gaming or creator setup without immediately relying on an add-in card.

Connectivity and rear I/O

The connectivity score is 74.0, rated strong . Wireless networking is Wi-Fi 6E (802.11ax) ; wired networking is Realtek 2.5Gb Ethernet at up to 2500 Mbps. Bluetooth 5.3 is included. The recorded USB provision is 12 rear connections and 1 front-panel connections. The specification sheet below separates every USB speed and connector type.

Display connectivity includes HDMI 2.1, DisplayPort 1.4. These motherboard outputs require a processor with integrated graphics.

Audio

The audio score is 81.0. This is a high-end onboard implementation using Realtek ALC1220P, suitable for good headsets, powered speakers, and everyday content work. The rear panel has 5 analogue jacks.

Buying verdict

Overall quality is 73.60, a strong performance-class result. This is the practical sweet spot for a powerful gaming or productivity PC without paying for every flagship extra.

At the recorded Amazon price, the quality-to-price score is 85.0—an excellent value relative to the other boards in the catalog.

Board data

Full specifications

Platform, expansion, storage, rear I/O, internal headers, networking, audio, and board controls in one sheet.

General

Manufacturer
ASUS
Motherboard
ASUS TUF Gaming B850M-PLUS WiFi
Chipset / socket
B850M / AM5
Form factor
Micro-ATX
Launch price
—
Amazon price
$165
Availability
In stock
Price updated
3 days, 15 hours ago

VRM

CPU phases
14 (80 A)
Power design
14+2+1
EPS connector
2

Memory

Type / slots
DDR5 / 4 DIMMs
Max capacity / OC
256 GB / 8000 MT/s
XMP / EXPO
Yes
ECC
Modules supported

PCIe

Supported version
PCIe 5.0
x16 physical
1
x16 Gen 5
1
x1 physical
1
x1 Gen 4
1

Storage

M.2 slots
3
M.2 lengths
2242, 2260, 2280
SATA ports
4

Display outputs

HDMI
Yes · 2.1 · 4K@60Hz
DisplayPort
Yes · 1.4 · 8K@30Hz
USB-C DisplayPort
No

USB

Rear USB 2.0
4
Rear USB 3.2 Gen 1 Type-A 5 Gbps
4
Rear USB 3.2 Gen 2 Type-A 10 Gbps
3
Rear USB 3.2 Gen 2×2 Type-C 20 Gbps
1
Front USB 3.2 Gen 2 Type-C 10 Gbps
1
Front USB-C PD
15 W
Header USB 2.0
3
Header USB 3.2 Gen 1 Type-A 5 Gbps
2

Networking

Ethernet
Realtek 2.5Gb Ethernet
LAN ports
1
LAN speed
2500 Mbps
Wi-Fi
6E (802.11ax)
Bands
2.4/5/6GHz
Antenna connectors
2
Bluetooth
5.3

Audio

Chipset
Realtek ALC1220P
Analog jacks
5
Gold-plated jacks
No
Optical S/PDIF
No
Spatial audio
Rear output

Buttons

BIOS flashback
Yes
Clear CMOS
No
Q-Flash Plus
No
Smart button
No
Onboard start / reset
No

Additional information

Memory notes
Supports Ryzen™ 9000, 8000 & 7000 Series Processors with ECC and Non-ECC Un-buffered DIMMs. Supports AMD Extended Profiles for Overclocking (EXPO™) and ASUS Enhanced Memory Profile (AEMP). Supported memory types, data rate, and number of DRAM modules vary depending on the CPU and memory configuration. Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.
Display notes
Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
Expansion notes
Specifications vary by CPU type. With AMD Ryzen™ 9000 & 7000 Series Desktop Processors, the slot is PCIe 5.0 x16. With AMD Ryzen™ 8000 Series Desktop Processors, the same slot operates as PCIe 4.0 x16 (supports x8/x4 mode). Please check the PCIe bifurcation table on the support site.
M.2_1
5.0 x4 · 2280 · CPU — PCIe version depends on the CPU. Supports PCIe 5.0 with Ryzen 9000/7000 series and PCIe 4.0 with Ryzen 8000 series.
M.2_2
4.0 x4 · 2242, 2260, 2280 · CPU — Speed depends on the CPU. Supports PCIe 4.0 x4 with Ryzen 9000/7000 series and PCIe 4.0 x4/x2 with Ryzen 8000 series.
M.2_3
4.0 x4 · 2280 · Chipset
RAID
SATA / PCIe (Ryzen 9000 Series: RAID 0/1/5/10. Ryzen 8000 Series: RAID 0/1. Ryzen 7000 Series: RAID 0/1/10.)
Storage notes
Specifications vary by CPU types. Supports AMD RAIDXpert2 Technology.
USB notes
The front USB Type-C connector supports power delivery output of max. 5V/3A. Two USB 2.0 headers support a total of three USB 2.0 ports.
Audio notes
Features impedance sense for front and rear headphone outputs, an internal audio amplifier, 120 dB SNR stereo playback output, 113 dB SNR recording input, and supports up to 32-Bit/192 kHz playback. Also includes Audio Shielding, premium audio capacitors, dedicated audio PCB layers, an audio cover, and a unique de-pop circuit. Note: 32-Bit/192 kHz is not supported for 7.1 Surround Sound audio due to HDA bandwidth limitations.
Networking notes
WiFi 6E 6GHz regulatory may vary between countries, supported only in Windows 11 or later. The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.
Button notes
The text mentions a Clear CMOS header, but not a button.
Fan / RGB headers
1 CPU · 1 OPT · 1 AIO · 3 chassis · 3 ARGB · — RGB
Other headers
Front audio · System panel
Dimensions
24.4cm x 24.4cm

Extracted notes sit here. Official manufacturer copy is at the bottom of the page.

Amazon

Price history

Nearby quality

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VRM fit

VRM-appropriate CPUs

AM5 processors whose TDP sits in this board’s VRM window. Socket match is required; chipset extras still matter on sTR5. This is a power-delivery filter, not a ranked CPU guide.

Open AM5 CPUs in the CPU table

Discussion

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Vendor copy

Official manufacturer data

Raw manufacturer text kept for reference. Structured specs above are extracted from this copy and are the source for scores and tables.

Memory

4 x DIMM slots, max. 256GB, DDR5
Supports up to 8000+MT/s (OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC Un-buffered DIMM*
Dual channel memory architecture
Supports AMD Extended Profiles for Overclocking (EXPO™)
ASUS Enhanced Memory Profile (AEMP)
* Adjustments will be made based on the specifications of mass-produced memory products available on the market.
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/.
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.

Graphics

1 x DisplayPort**
1 x 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.

Expansion slots

AMD Ryzen™ 9000 & 7000 Series Desktop Processors*
1 x PCIe 5.0 x16 slot (supports x16 mode)
AMD Ryzen™ 8000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
AMD B850 Chipset
1 x PCIe 4.0 x1 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.

Storage

Total supports 3 x M.2 slots and 4 x SATA 6Gb/s ports
AMD Ryzen™ 9000 & 7000 Series Desktop Processors
M.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 Processors
M.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 Chipset
M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
4 x SATA 6Gb/s ports
* Specifications vary by CPU types.
AMD RAIDXpert2 Technology
Ryzen™ 9000 Series Processors: RAID 0/1/5/10
Ryzen™ 8000 Series Processors: RAID 0/1
Ryzen™ 7000 Series Processors: RAID 0/1/10

USB

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 6 ports)
1 x USB 10Gbps connector (supports USB Type-C®)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 3 additional USB 2.0 ports
* USB Type-C® power delivery output: max. 5V/3A.

Internal I/O

Fan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
3 x 4-pin Chassis Fan headers
Power Related
1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connectors
Storage Related
3 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 10Gbps connector (supports USB Type-C® )
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 3 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Clear CMOS header
1 x Chassis Intrusion header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x 10-1 pin Front Panel System header

Rear I/O

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 DisplayPort
1 x HDMI™ port
1 x Wi-Fi module
1 x Realtek 2.5Gb Ethernet port
5 x Audio jacks
1 x BIOS FlashBack™ button

Wireless

Wi-Fi 6E
2x2 Wi-Fi 6E (802.11ax)
Supports 2.4/5/6GHz frequency band*
Bluetooth® v5.3**
* WiFi 6E 6GHz regulatory may vary between countries, supported only in Windows 11 or later.
** The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.

Audio

Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC
- Impedance sense for front and rear headphone outputs
- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)
- Supports up to 32-Bit/192 kHz playback*
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
- Audio cover
- Unique de-pop circuit
* Due to limitations in HDA bandwidth, 32-Bit/192 kHz is not supported for 7.1 Surround Sound audio.

Special features

ASUS TUF PROTECTION
- DIGI+ VRM (- Digital power design with DrMOS)
- ESD Guards
- TUF LANGuard
- Overvoltage protection
- SafeSlot
- Stainless-steel back I/O
ASUS Q-Design
- M.2 Q-Latch
- PCIe Slot Q-Release
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
ASUS Thermal Solution
- M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- BIOS FlashBack™ button
- BIOS FlashBack™ LED
- ProCool
- Pre-mounted I/O shield
- SafeDIMM
Aura Sync
- Addressable Gen2 headers

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