ASUS ROG STRIX B850-A GAMING WIFI – AMD B850 ATX Motherboard, 14+2+2 Power, DDR5 (AEMP), WiFi 7, 4x M.2, PCIe 5.0 x16 SafeSlots, Dual USB Type-C (20Gbps & 10Gbps), AI Advisor, AI Networking II, Aura Sync RGB

CPU

• Support: AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors

Chipset

• AMD B850 Chipset

Memory

• 4 x DIMM slots, max. 192GB, 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)

Graphics

• 1 x DisplayPort: Supports max. 8K@30Hz as specified in DisplayPort 1.4

• 1 x HDMI™ port: Supports 4K@60Hz as specified in HDMI 2.1

• Graphics specifications may vary between CPU types

Expansion Slots

• AMD Ryzen™ 9000 & 7000 Series Desktop Processors:

  • 1 x PCIe 5.0 x16 slot with Q-Release Slim

• AMD Ryzen™ 8000 Series Desktop Processors:

  • 1 x PCIe 5.0 x16 slot with Q-Release Slim (supports PCIe 4.0 x8 or x4 mode)

• AMD B850 Chipset:

  • 1 x PCIe 4.0 x16 slot (supports x4 mode)

  • PCIEX16(G4) slot (supports x4 mode) from AMD B850 Chipset shares bandwidth with M.2_3

Storage

• Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports

• AMD Ryzen™ 7000 & 9000 Series Desktop Processors:

  • M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 5.0x4 mode)

  • M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode)

• AMD Ryzen™ 8000 Series Desktop Processors:

  • M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 4.0x4 mode)

  • M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4/x2 mode)

• AMD B850 Chipset:

  • M.2_3 (Key M), type 2280 (supports PCIe 4.0 x4)

  • M.2_4 (Key M), type 2280 (supports PCIe 4.0 x4)

  • 2 x SATA 6Gb/s ports

RAID

• 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

Ethernet

• 1 x Intel® 2.5Gb Ethernet

• ASUS LANGuard

Wireless & Bluetooth

• Wi-Fi 7:

  • 2x2 Wi-Fi 7 (802.11be)

  • Supports 2.4/5/6GHz frequency band

  • Supports Wi-Fi 7 160MHz bandwidth, up to 2.9Gbps transfer rate

• Bluetooth® v5.4

USB

• Rear USB (Total 10 ports):

  • 1 x USB 20Gbps port (1 x USB Type-C®)

  • 3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)

  • 4 x USB 5Gbps ports (4 x Type-A)

  • 2 x USB 2.0 ports (2 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 ports

  • 2 x USB 2.0 headers support 4 additional USB 2.0 ports

Audio

• ROG 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

Back Panel I/O Ports

• 1 x USB 20Gbps port (1 x USB Type-C®)

• 3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)

• 4 x USB 5Gbps ports (4 x Type-A)

• 2 x USB 2.0 ports (2 x Type-A)

• 1 x DisplayPort

• 1 x HDMI™ port

• 1 x Wi-Fi module

• 1 x Intel® 2.5Gb Ethernet port

• 2 x Audio jacks

• 1 x Optical S/PDIF out port

• 1 x BIOS FlashBack™ button

• 1 x Clear CMOS button

Internal I/O Connectors

• 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

  • 4 x 4-pin Chassis Fan headers

• Power Related:

  • 1 x 24-pin Main Power connector

  • 2 x 8-pin +12V CPU Power connector

• Storage Related:

  • 4 x M.2 slots (Key M)

  • 2 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 4 additional USB 2.0 ports

• Miscellaneous:

  • 3 x Addressable Gen 2 headers

  • 1 x CPU Over voltage jumper

  • 1 x Front Panel Audio header (F_AUDIO)

  • 1 x Power button

  • 1 x 10-1 pin Front System Panel header

  • 1 x Thermal Sensor header

  • 1 x Thunderbolt™ (USB4®) header

Special Features

• Extreme Engine Digi+:

  • 5K Black metallic capacitors

• ASUS Q-Design:

  • M.2 Q-Latch

  • M.2 Q-Release

  • M.2 Q-Slide

  • PCIe Slot Q-Release Slim (with PCIe SafeSlot)

  • Q-Antenna

  • Q-Dashboard

  • Q-DIMM

  • Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])

  • Q-Slot

• ASUS Thermal Solution:

  • M.2 heatsink backplate

  • M.2 heatsink

• ASUS EZ DIY:

  • BIOS FlashBack™ button

  • BIOS FlashBack™ LED

  • Clear CMOS button

  • ProCool

  • Pre-mounted I/O shield

  • SafeSlot

  • SafeDIMM

• Aura Sync:

  • Addressable Gen 2 headers

Software Features

• ROG Exclusive Software:

  • ROG CPU-Z

  • Dolby Atmos

• ASUS Exclusive Software:

  • Armoury Crate:

    • AIDA64 Extreme (60 days free trial)

    • Aura Creator

    • Aura Sync

    • Fan Xpert 4

    • GameFirst

    • HWiNFO

    • Power Saving

  • ASUS DriverHub

  • ASUS GlideX

  • TurboV Core

  • Adobe Creative Cloud (Free Trial)

  • Norton 360 for Gamers (60 Days Free Trial)

  • WinRAR (40 Days Free Trial)

• UEFI BIOS:

  • ASUS EZ DIY:

    • ASUS CrashFree BIOS 3

    • ASUS EZ Flash 3

    • ASUS UEFI BIOS EZ Mode

    • ASUS MyHotkey