ASUS PRIME B650M-A II Socket AM5 DDR5 Motherboard

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ASUS PRIME B650M-A II Socket AM5 DDR5 Motherboard

Product Description

The ASUS PRIME B650M-A II motherboard supports Socket AM5 and DDR5 memory, offering advanced connectivity with PCIe 5.0, USB 3.2 Gen 2, and M.2 slots. Ideal for high-performance builds, it features enhanced power delivery, robust cooling solutions, and comprehensive BIOS options for easy tuning.

Product Specifications

  • Model PRIME B650M-A II

CPU

  • AMD Socket AM5 for AMD Ryzen™ 7000 Series/ 8000 Series Desktop Processors*
  • * Refer to www.asus.com for CPU support list.
  • Chipset AMD B650 Chipset

Memory

  • 4 x DIMM, Max. 192GB, DDR5 7600+(OC)/7200(OC)/7000(OC)/6800(OC)/6600(OC)/6400(OC)/6200(OC)/6000(OC)/5800(OC)/5600(OC)/5400(OC)/5200/5000/4800
  • ECC and Non-ECC, Un-buffered Memory*
  • Dual Channel Memory Architecture
  • Supports AMD Extended Profiles for Overclocking (EXPO™)
  • OptiMem II
  • * Supported memory types, data rate(Speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information refer to www.asus.com for memory support list.
  • * Non-ECC, Un-buffered DDR5 Memory supports On-Die ECC function.

Graphics

  • 1 x DisplayPort**
  • 1 x VGA port
  • 1 x HDMI® port***
  • * Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
  • ** Supports max. 8K@60Hz as specified in DisplayPort 1.4.
  • *** Supports 4K@60Hz as specified in HDMI® 2.1.

Expansion Slots

  • AMD Ryzen™ 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 B650 Chipset
  • 2 x PCIe 4.0 x16 slots (support x1 mode)
  • * Please check the PCIe bifurcation table on the support site (
  • ** Specifications vary by CPU types.

Storage

  • Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports*
  • AMD Ryzen™ 7000 Series Desktop Processors
  • M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
  • AMD Ryzen™ 8000 Series Desktop Processors
  • M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
  • AMD B650 Chipset
  • M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
  • 4 x SATA 6Gb/s ports
  • * AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/10 and SATA RAID 0/1/10.

 

  • Ethernet 1 x Realtek 2.5Gb Ethernet

USB

  • Rear USB (Total 8 ports)
  • 2 x USB 3.2 Gen 2 ports (2 x Type-A)
  • 2 x USB 3.2 Gen 1 ports (2 x Type-A)
  • 4 x USB 2.0 ports (4 x Type-A)
  • Front USB (Total 7 ports)
  • 1 x USB 3.2 Gen 1 connector (supports USB Type-C®)
  • 1 x USB 3.2 Gen 1 header supports 2 additional USB 3.2 Gen 1 ports
  • 2 x USB 2.0 headers support 4 additional USB 2.0 ports

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

  • 2 x USB 3.2 Gen 2 ports (2 x Type-A)
  • 2 x USB 3.2 Gen 1 ports (2 x Type-A)
  • 4 x USB 2.0 ports (4 x Type-A)
  • 1 x DisplayPort
  • 1 x VGA port
  • 1 x HDMI® port
  • 1 x Realtek 2.5Gb Ethernet port
  • 3 x Audio jacks
  • 1 x BIOS FlashBack™ button
  • 1 x PS/2 Keyboard/Mouse combo port

Internal I/O Connectors

Fan and Cooling related

  • 1 x 4-pin CPU Fan header
  • 1 x 4-pin CPU OPT Fan header
  • 3 x 4-pin Chassis Fan headers

Power related

  • 1 x 24-pin Main Power connector
  • 1 x 8-pin +12V Power connector

Storage related

  • 2 x M.2 slots (Key M)
  • 4 x SATA 6Gb/s ports

USB

  • 1 x USB 3.2 Gen 1 connector (supports USB Type-C® )
  • 1 x USB 3.2 Gen 1 header supports 2 additional USB 3.2 Gen 1 ports
  • 2 x USB 2.0 headers support 4 additional USB 2.0 ports

Miscellaneous

  • 3 x Addressable Gen 2 headers
  • 1 x Aura RGB header
  • 1 x Clear CMOS header
  • 1 x COM Port header
  • 1 x Front Panel Audio header (AAFP)
  • 1 x S/PDIF Out header
  • 1 x Speaker header
  • 1 x SPI TPM header (14-1pin)
  • 1 x 10-1 pin System Panel header

Special Features

ASUS 5X PROTECTION III

  • - DIGI+ VRM
  • - LANGuard
  • - Overvoltage Protection
  • - Safeslot Core+
  • - Stainless-Steel Back I/O

ASUS Q-Design

  • - Q-DIMM
  • - Q-LED Core
  • - Q-Slot

ASUS Thermal Solution

  • - VRM heatsink design

ASUS EZ DIY

  • - BIOS FlashBack™ button
  • - BIOS FlashBack™ LED

Aura Sync

  • - Aura RGB header
  • - Addressable Gen 2 headers

Software Features

ASUS Exclusive Software

Armoury Crate

  • - Aura Creator
  • - Aura Sync
  • - Fan Xpert 2+
  • - Power Saving

AI Suite 3

  • - TurboV EVO
  • - DIGI+ VRM
  • - PC Cleaner

ASUS CPU-Z

  • Norton Anti-virus software (Free Trial version)
  • WinRAR
  • UEFI BIOS

ASUS EZ DIY

  • - ASUS CrashFree BIOS 3
  • - ASUS EZ Flash 3
  • - ASUS UEFI BIOS EZ Mode

BIOS

  • 256 Mb Flash ROM, UEFI AMI BIOS
  • Manageability
  • WOL by PME, PXE

Accessories

  • Cables
  • 2 x SATA 6Gb/s cables
  • Miscellaneous
  • 1 x I/O Shield
  • 1 x Screw Package for M.2 SSD
  • Documentation
  • 1 x User guide

 

  • Operating System Windows® 11, Windows® 10 64-bit
  • Form Factor mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )\