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Black ATX motherboard with massive silver heatsinks, integrated I/O shield, four DDR5 slots, PCIe 5.0 x16 slot, four M.2 heatsinks

ASUS

ASUS ROG STRIX B850-F GAMING WIFI AMD motherboard

SKU CH-3MM3-Q97DV

Supports Ryzen 9000, 8000 and 7000 CPUs on AM5 with 16+2+2 80A power stages, DDR5 up to 192GB, two PCIe 5.0 M.2 slots, WiFi 7 and 2.5Gb Ethernet

  • CPU socketAM5
  • ChipsetAMD B850
  • Form factorATX
  • Memory slot count4 × 288pin (DDR5)
  • Max supported RAM192 GB
  • Memory channelsDual Channel
  • Ready for AMD Ryzen 9000, 8000 and 7000 series processors with AM5 socket
  • 16+2+2 power stages rated 80A each with dual ProCool connectors for stable multi-core performance
  • Two PCIe 5.0 M.2 slots plus two PCIe 4.0 M.2 slots, all with substantial cooling solutions
  • On-board WiFi 7 and Intel 2.5 Gb Ethernet for high-performance networking
  • 19 USB ports total including one 20Gbps Type-C front-panel connector and four 10Gbps ports

AM5 Socket AMD B850 Motherboard

The ASUS ROG STRIX B850-F GAMING WIFI is an ATX board for AMD Ryzen 7000, 8000 and 9000 series processors. It targets builders who want AI-ready compute, high-speed storage and modern networking in a single platform. The 16+2+2 power stage design rated at 80A per stage with dual ProCool connectors delivers stable current for multi-core workloads.

192GB DDR5 Capacity Four M.2 Slots

Four DDR5 slots support up to 192GB in dual-channel mode with ECC and AEMP profiles for simplified tuning. Storage headroom comes from two PCIe 5.0 M.2 slots (2242/2260/2280 and 2280/22110) plus two PCIe 4.0 M.2 slots, all with substantial heatsinks. Two SATA 6Gb/s ports remain for legacy drives.

WiFi 7 2.5Gb Ethernet AI Networking II

Onboard WiFi 7 (802.11be) and Intel 2.5Gb Ethernet combine with AI Networking II to optimise traffic for gaming and AI workloads. Rear I/O includes one USB 20Gbps Type-C, four USB 10Gbps ports and HDMI. Realtek ALC4080 drives 7.1 surround with impedance sensing. Aura Sync ties lighting into the wider ecosystem.

How it compares

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

Price $171.99
Cheaper than about 58% 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 nameROG STRIX B850-F GAMING WIFI
Part number90MB1J70-M0AAY0
Processor
CPU socketAM5
ChipsetAMD B850
Memory
Memory slot count4 × 288pin (DDR5)
Max supported RAM192 GB
Memory channelsDual Channel
ECC supportYes
BufferingUn-buffered
Storage
SATA ports2 x SATA 6Gb/s
SATA and RAID support0/1/5/10
Audio & video
Audio chipRealtek ALC4080
Sound channelsROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080*
- Impedance sense for front and rear headphone outputs
- Supports: Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking
- High quality 120 dB SNR stereo playback output and 110 dB SNR recording input
- Supports up to 32-Bit/384 kHz playback on front panel
Audio Features
- SupremeFX Shielding Technology
- Savitech SV3H712 AMP
- Rear optical S/PDIF out port
- Premium audio capacitors
- Audio cover
Connectivity
Maximum network speed2.5 Gbit/s
Wi-Fi standardWi-Fi 802.11 be
Bluetooth support5.4
Ports & slots
Onboard USB headers1 x USB 10 Gbit/s connector (supports USB Type-C)
1 x USB 5 Gbit/s header supports 2 additional USB 5 Gbit/s ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Power
Power connectors1 × 24-pin Main Power connector
2 × 8-pin +12 V CPU Power connector
Size & build
Form factorATX
Width and length12.0 in × 9.6 in
Compatibility
Windows 11 supportSupported
More details
BIOS256 Mb Flash ROM, UEFI AMI BIOS

Questions about this item

Can I keep my DDR5 modules when moving to this AM5 board?

The board has four 288-pin DDR5 slots supporting up to 192 GB in dual-channel mode with EXPO and AEMP profiles.

How can I verify the 16+2+2 power delivery and WiFi 7 are active after build?

Check the AI Advisor dashboard in Armoury Crate for power-stage readings and confirm the Wi-Fi 7 (802.11be) link speed in network settings.

Which M.2 screws and Wi-Fi antennas are included versus items I must source?

The box contains M.2 standoffs, heatsink screws and two external antennas; drives, CPU cooler and memory are purchased separately.

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