Asus PRIME B840-PLUS WIFI

CPU: AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors*

Chipset: AMD B840 Chipset

Memory

• 4 x DIMM slots, max. 192GB, DDR5 Supports up to 7600+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)

* 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/. Adjustments will be made based on the specifications of mass-produced memory products available on the market.

* 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 4.0 x16 slot (supports x16 mode)
• AMD Ryzen™ 8000 Series Desktop Processors
  • 1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
• AMD B840 Chipset
  • 1 x PCIe 3.0 x16 slot (support x4 mode)***
  • 2 x PCIe 3.0 x16 slots (support x1 mode)***
  • 1 x PCIe 3.0 x1 slot***

* Please check the PCIe bifurcation table on the support site (https://www.asus.com/support/FAQ/1037507/).

** Specifications vary by CPU types.

*** The PCIEX16(G3)_1/3 and PCIEX1(G3) share bandwidth with PCIEX16(G3)_2. The PCIEX16(G3)_2 will run x1 mode when any of the PCIEX16(G3)_1/3 and PCIEX1(G3) slots is occupied.

- To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals.

Storage: 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 4.0 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) Specifications vary by CPU types.
• AMD B840 Chipset
  • M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 mode
  • 4 x SATA 6Gb/s ports
• 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 Realtek 2.5Gb Ethernet
• ASUS LANGuard

Wireless & Bluetooth

• 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.

USB

• Rear USB (Total 8 ports)
  • 2 x USB 10Gbps port(s) (1 x Type-A + 1 x USB Type-C®)
  • 2 x USB 5Gbps ports (2 x Type-A)
  • 4 x USB 2.0 ports (4 x Type-A)
• Front USB (Total 7 ports)
  • 1 x USB 5Gbps 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

* USB Type-C® power delivery output: max. 5V/3A

Audio

• Realtek 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.

Back Panel I/O Ports

• 1 x USB 10Gbps port (1 x USB Type-C®)
• 1 x USB 10Gbps port (1 x Type-A)
• 2 x USB 5Gbps ports (2 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
• 3 x Audio jacks
• 1 x BIOS FlashBack™ 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 header
• Power Related
  • 1 x 24-pin Main Power connector
  • 1 x 8-pin +12V CPU Power connectors
  • 1 x 4-pin +12V CPU Power connectors
• Storage Related
  • 3 x M.2 slots (Key M)
  • 4 x SATA 6Gb/s ports
• USB
  • 1 x USB 5Gbps 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 Clear CMOS header
  • 1 x Chassis Intrusion header
  • 1 x COM Port header
  • 1 x Front Panel Audio header (F_AUDIO)
  • 1 x S/PDIF Out header
  • 1 x SPI TPM header (14-1 pin)
  • 1 x 10-1 pin System Panel header
  • 1 x Thunderbolt™ (USB4®) header

Special Features

• ASUS 5X PROTECTION III
  • - DIGI+ VRM
  • - LANGuard
• - Overvoltage protection
  • - SafeSlot core+
  • - Stainless-steel back I/O
• ASUS Q-Design
  • - Q-Antenna
  • - Q-Dashboard
  • - Q-DIMM
  • - Q-LED Core
  • - Q-Slot
• ASUS Thermal Solution
  • - Flexible M.2 heatsink
  • - VRM heatsink design
• ASUS EZ DIY
  • - BIOS FlashBack™ button
  • - BIOS FlashBack™ LED
  • - Pre-mounted I/O shield
  • - SafeSlot core+
• Aura Sync
  • - Addressable Gen 2 headers

Software Features, ASUS Exclusive Software

• Armoury Crate
  • - Aura Creator
  • - Aura Sync
  • - Fan Xpert 2+
  • - Power Saving
• ASUS Driver Hub
• ASUS GlideX
• TurboV Core
• ASUS CPU-Z
• Adobe Creative Cloud (Free Trial)
• Norton 360 Deluxe (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

BIOS: 256 Mb Flash ROM, UEFI AMI BIOS

Manageability: WOL by PME, PXE

Accessories

• Cables
  • 2 x SATA 6Gb/s cables
• Miscellaneous
  • 1 x ASUS WiFi Q-Antenna
  • 1 x M.2 rubber packages
  • 3 x Screw packages for M.2 SSD
• Documentation
  • 1 x Quick start guide

Operating System: Windows® 11, Windows® 10 64-bit

Form Factor

• ATX Form Factor
• 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

Shipping Notes:

All our products are normally shipped within 1-2 business days from any of our warehouse locations below:

• Monrovia, CA 91016 (Most usual)
• Fremont, CA 94538
• Richardson, TX 75018
• Duluth, GA 30096
• Itasca, IL 60143
• Edison, NJ 08837

International orders may take an additional 2 to 3 days.

California Prop 65 Warning. This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Visit www.P65Warnings.ca.gov

…MJ5