Asus PRIME B650M-A WIFI II-CSM AM5 mATX Motherboard (PRIME B650M-A WIFI II-CSM)

CPU

AMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 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 please refer to CPU/Memory Support under the Support tab or visit https://www.asus.com/support/.

* Non-ECC, Un-buffered DDR5 Memory supports On-Die ECC function.    

Graphics

Expansion Slots

AMD Ryzen™ 7000 Series Desktop Processors*  

1 x PCIe 4.0 ×16 slot (supports x16 mode)             

AMD Ryzen™ 8000 Series Desktop Processors     

1 x PCIe 4.0 ×16 slot (supports x8/x4 mode)    

AMD B650 Chipset          

2 x PCIe 4.0 ×16 slots (support x1 mode)

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

** Specifications vary by CPU types.        

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

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 ×4 mode)  

AMD Ryzen™ 8000 Series Desktop Processors     

M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 ×4 mode)  

AMD B650 Chipset          

M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 ×4 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          

Wireless & Bluetooth

Wi-Fi 6 

2×2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)         

Supports 2.4/5GHz frequency band         

Bluetooth® v5.2

* 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 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 Wi-Fi Module             

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

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 × 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       

MyASUS             

IT Management software supported       

- ASUS Control Center Express(ACCE)      

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 ASUS Wi-Fi moving antennas

1 x I/O Shield     

1 x Screw package for M.2 SSD  

Documentation

1 x ACC Express Activation Key Card        

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 )