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White ATX motherboard with silver heatsinks and rear I/O shield

ASUS

ASUS B850 MAX GAMING WIFI W AMD motherboard

SKU CH-RF6Q-G233K MPN B850 MAX GAMING WIFI W

White ATX board for AMD AM5 CPUs with DDR5 up to 8000 MT/s, PCIe 5.0 graphics and M.2, Wi‑Fi 6E, 2.5 Gb LAN and USB 10 Gbps Type‑C

  • ProcessorRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
  • ChipsetAMD B850
  • Form factorATX
  • CPU socketAM5
  • Memory slot count4 × 288pin (DDR5)
  • Supported memorySupports up to 8000+MT/s (OC)

Model B850 MAX GAMING WIFI W

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  • AM5 socket supports Ryzen 7000, 8000 and 9000 series CPUs
  • 8+2+1 phase digital power design delivers stable CPU voltage
  • PCIe 5.0 x16 and M.2 slots enable 5.0 graphics and storage speed
  • Wi-Fi 6E and 2.5Gb Ethernet provide fast wired and wireless links
  • Rear USB 10Gbps Type-C and front USB 5Gbps Type-C give high-speed peripheral access

Advanced AI PC Platform

The ASUS B850 MAX GAMING WIFI W is an ATX motherboard built for the AMD AM5 socket. It supports Ryzen 7000, 8000 and 9000 series processors with a 10 phase power design and 256GB maximum DDR5 capacity across four slots.

PCIe 5.0 Ready Connectivity

The board provides one PCIe 5.0 x16 slot for graphics and one PCIe 5.0 M.2 2280 slot for storage when paired with Ryzen 9000 or 7000 CPUs. Rear I/O includes USB 10Gbps Type-C, Wi-Fi 6E and 2.5Gb LAN for fast data transfers.

Enthusiast Builder Focus

DIY features such as a pre-mounted I/O shield, BIOS FlashBack, Q-Antenna and Q-LED Core simplify assembly and troubleshooting. Builders needing more than three M.2 slots or legacy PCI support should evaluate alternative chipsets.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $142.99
Cheaper than about 64% of the 1,906 comparable items (median $224.49).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameASUS
Model nameB850 MAX GAMING WIFI W
Part number90MB1M10-MVAAY0
Processor
ProcessorRyzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
CPU socketAM5
ChipsetAMD B850
Memory
Memory slot count4 × 288pin (DDR5)
Supported memorySupports up to 8000+MT/s (OC)
Max supported RAM256 GB
Memory channelsDual Channel
Memory profilesAMD EXPO
ECC supportNon-ECC
BufferingUn-buffered
Storage
SATA ports4 x SATA 6Gb/s
M.2 slotsAMD 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 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 2280 (supports PCIe 4.0 x4/x2 mode)
AMD B850 Chipset
M.2_3 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x2 mode)
SATA and RAID supportAMD 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
Audio & video
Sound channelsRealtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Connectivity
Maximum network speed2.5 Gbit/s
Wi-Fi standardWi-Fi 802.11 ax
Bluetooth support5.3
Ports & slots
PCIe 5.0 x16 slotsAMD 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)**
PCIe 4.0 x16 slotsAMD B850 Chipset
1 x PCIe 4.0 x16 slot (support x4 mode)
Onboard USB headers1 x USB 5 Gbit/s connector (supports USB Type-C)
1 x USB 5 Gbit/s header supports 2 additional USB 5 Gbit/s ports
3 x USB 2.0 headers support 6 additional USB 2.0 ports
Power
Power connectors1 × 24-pin Main Power connector
1 × 8-pin +12 V CPU Power connectors
1 × 4-pin +12 V CPU Power connectors
Size & build
Form factorATX
Width and length12.0 in × 9.6 in
Shipping weight1.47 kg
Package size356 × 279 × 76 mm
More details
BIOS256 Mb Flash ROM, UEFI AMI BIOS

Other versions of this model

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Questions about this item

How often will the VRM heatsink and M.2 heatsinks need cleaning or replacement?

The VRM and M.2 heatsinks are passive components with no moving parts and do not require scheduled cleaning or replacement under normal operation.

What limits sustained performance first — the 8+2+1 phase power design or the VRM thermal capacity?

The 8+2+1 phase digital power design delivers stable current, while the VRM heatsink and 6-layer PCB manage heat; the thermal capacity of the VRM area becomes the practical limit during extended heavy loads.

How loud and hot does the board get when the 2.5Gb LAN and Wi-Fi 6E run all day?

The motherboard itself has no active cooling, so it adds no fan noise; the VRM and PCH heatsinks dissipate heat passively, keeping temperatures low during continuous network traffic.

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