PRIME B650M-A WIFI II-CSM
- AM5 Socket for AMD Ryzen™ Desktop Processors
- Ultrafast Connectivity: Wi-Fi 6, M.2 PCIe 5.0, Realtek 2.5Gb Ethernet, USB 3.2 Gen 2 ports, front USB 3.2 Gen 1 Type-C®
- ASUS OptiMem II: Careful routing of traces and vias, plus ground layer optimizations to preserve signal integrity for improved memory overclocking
- Comprehensive Cooling: VRM heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+
- Aura Sync RGB Lighting: Onboard Addressable Gen 2 headers and Aura RGB header for RGB LED strips, easily synced with Aura Sync-capable hardware
- ASUS Control Center Express (ACCE) for easier IT endpoint management
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Gen 5 Slot for Storage
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DDR5 Support
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2.5 Gb Ethernet
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WiFi 6
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Intelligent Control
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Customization
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HDMI®
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VGA
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DisplayPort
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BIOS FlashBack™ button
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1 x PS/2
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2 x USB 3.2 Gen 1 (Type-A)
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4 x USB 2.0 (Type-A)
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Realtek 2.5 Gb Ethernet
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2 x USB 3.2 Gen 2 (Type-A)
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Wi-Fi 6
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3 x Audio Jacks
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Expansion Slots
• 1 x PCIe 4.0 x16 (supports x16 mode)
SafeSlot Core+
• 2 x PCIe 4.0 x16 (support x1 mode) -
1 x Aura RGB Header
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3 x Addressable Gen 2 Headers
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DDR5 support
• OptiMem II -
AM5 Socket for AMD Ryzen™ Desktop Processors
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1 x Front USB 3.2 Gen 1 Header
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1 x Front USB 3.2 Gen 1 Type-C®
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2 x M.2 slots
• 1 x M.2 2280 (PCIe 5.0 x4 mode)
• 1 x M.2 2280 (PCIe 4.0 x4 mode) -
AMD B650 Chipset
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4 x SATA 6Gb/s
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2 x Front USB 2.0 Headers
ASUS Corporate Stable Model
ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards. Offering up to 36-month product lifecycle support and 6-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Each purchase of an ASUS CSM motherboard comes with ASUS Control Center Express - server-grade IT management software.
* Lifecycle support, program offering and supply status may vary by region. Please consult your local sales representative for more information.
Learn more about ASUS CSM program
ASUS Control
Center Express
ASUS Control Center Express is an integrated IT monitoring and management software designed to deploy faster, simplify IT operations and improve productivity with comprehensive control and user-friendly functions. ASUS Control Center Express is compatible with over 100 ASUS motherboards to provide a high-quality, TCO-optimized solution for your business needs.
Learn more about ASUS Control Center Express
Optimize IT endpoint management
Designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely
Automate IT maintenance
Allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility
Securely manage all of endpoints
Securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices
FLEXIBILITY
Comprehensive controls form the foundation of the ASUS PRIME series. The PRIME B650 motherboard packs flexible tools to tune every aspect of your system, enabling performance tweaks to perfectly match the way you work to maximize productivity.
Intelligent Control
CPU Performance Boost
AMD Precision Boost Overdrive(PBO) pushes the CPU current and voltage budget to opportunistically increase performance. By aggressively tuning the PBO parameters, AMD’s algorithm can leverage the motherboard’s robust power solution to ramp up performance even higher.
Overclocking Technologies
Whether you’re looking to crush benchmarks or fine-tune your system for daily driving, PRIME offers unique tools that let you exploit the intricacies of the latest Ryzen architecture.
Dynamic OC Switcher
Dynamic OC Switcher maximizes CPU performance by letting you set current and temperature thresholds to automatically switch between a manual overlock for heavy multithreaded workloads and AMD Precision Boost Overdrive (PBO) for single-threaded tasks.
AI Cooling ll
AI Cooling II balances the thermals and acoustics of any build with a single click. A proprietary ASUS algorithm slashes unnecessary noise while running a quick stress test, and then it monitors CPU temperatures to dynamically adjust fans to optimal speeds.
UEFI BIOS
The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.
Advanced Tuning for Serious Tweakers
An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, and various advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want.
Search Function
Quickly and easily find the option or setting you need.
ASUS User Profile
Port configuration settings between different BIOS versions or share them with friends.
Quick and Simple Setup
EZ mode displays vital settings and stats and also offers guided
wizards,
drag-and-drop functionality, and one-click application of important
settings
—
all
to help you get your rig up and running in no time.
Intuitive Graphical Fan Control
Fine-tune individual fan settings simply by dragging a curve with the mouse.
Aura On/Off Mode (Stealth)
Easily enable or disable Aura RGB lighting or every onboard LED, for a subdued aesthetic touch.
COOLING
PRIME B650 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.
Heatsink & PCB Design
Six-Layer PCB Design
Multiple PCB layers optimize heat management for critical components, providing more headroom to push CPUs beyond stock speeds.
VRM Heatsink and Thermal Pad
VRM heatsink and thermal pads improve heat transfer from the MOSFETs and chokes for better cooling performance.
Stack Cool 3+
2-ounce copper layers draw heat away from critical components to keep them at their optimal operating temperatures and provide more headroom to push CPUs beyond stock speeds.
Cooler by Design
Prime B650 series features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS.
Multiple Temperature Sources
Each header can dynamically reference three thermal sensors. Fan Xpert 2+ allows you to map the temperature of supported ASUS graphics cards to optimize cooling for GPU- and CPU-intensive tasks.
AIO Pump Header
A dedicated PWM/DC header for self-contained water-cooling setups.
Smart Protection
A dedicated integrated circuit protects each fan header from overheating and overcurrent.
4-Pin PWM/DC Fan
Each onboard header supports auto-detection of PWM or DC fans.
PERFORMANCE
The PRIME B650 series is built to handle the high core counts and bandwidth demands of AMD processors. ASUS B650 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible data transfer options.
Memory
ASUS OptiMem II
Revisions to the motherboard’s trace routing provide the latest processors with unrestricted access to memory bandwidth. ASUS OptiMem II technology carefully maps memory signal pathways across different PCB layers to reduce vias and adds shielding zones that significantly reduce crosstalk.
Benefits of ASUS OptiMem II:
- Improved memory stability and compatibility
- Allows lower memory latencies at equivalent voltages
- Improved memory frequency margin
Motherboards with OptiMem II technology were tested with Synopsys HSPICE simulation software
DDR5 Performance Enhancement
Comprehensive memory tuning options are the cornerstone of PRIME motherboards. With the PRIME B650M-A WIFI II-CSM, you can extract all of the potential out of your DDR5 modules, whether they're from an extreme-speed kit or an entry-level set that would otherwise be locked.
For entry-level modules without EXPO™ memory support, we’ve got you covered. Click here to learn more about AEMP. .
For those who want to fly past stock DDR5 speeds, the PRIME B650M-A WIFI II-CSM is primed and ready for enthusiast-grade kits courtesy of vast AMD Extended Profiles for Overclocking (EXPO™) support. Seasoned veterans can further tweak performance via the extensive array of settings in the UEFI.
Storage
PCIe 5.0 M.2 Support
PRIME B650M-A WIFI II-CSM offers a total of two M.2 slots, the first one supports data-transfer speeds of up to 128Gbps via PCIe 5.0, enabling quicker boot-up and app load times with OS or application drives.
*Actual transmission speeds will be lower than the theoretical maximum speed.
Connectivity
PCIe 4.0 Slot
Prime B650 motherboards offer PCIe 4.0 Slot connectivity for the latest GPUs. The wide bandwidth and superfast transmission speeds allow you to create feature-rich builds that can handle high loads effortlessly.
CUSTOMIZATION
The PRIME B650 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.
Outstanding Audio
TWO-WAY AI NOISE CANCELATION
This utility leverages a massive deep-learning database to reduce background noise from the microphone and incoming audio, while preserving vocals at the same time. This removes distracting keyboard clatter, mouse clicks and other ambient noises so you can hear and be heard with crystal clarity while gaming or in calls.
500M
Deep-learning database
Audio
Input/output
High
Fidelity
Minimal
Performance Impact
Hear the Difference
Realtek Codec and Unique Design Features for Pristine, Powerful Audio
The unique S1220A audio codec designed in close collaboration with Realtek provides pristine audio quality via an unprecedented 120 dB signal-to-noise (SNR) ratio for the stereo line out and a 113 dB SNR for the line in. An impedance-sensing circuit also adjusts gain for optimal headphone volume.
DTS:X® Ultra adds a spatial audio feature to boost headphones and speakers for enhanced gaming, VR and extended-reality experiences. DTS:X Ultra supports sound based on channels, scenes, and objects to allow for deeper sonic immersion in enabled content. It also provides post-processing enhancements and device-level tuning for DTS® codecs.
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you’ve ever experienced.
Audio Shielding
Audio shielding ensures precision analog/digital separation and greatly reduced multi-lateral interference.
Dedicated Audio PCB Layers
Separate layers for left and right tracks ensures both channels deliver consistent, equal quality.
Premium Audio Capacitors
Provides warm, natural, and immersive sound with exceptional clarity and fidelity.
Personalization
Aura Sync
Outshine the Competition
A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for the built-in RGB LEDs as well as strips and devices connected to the onboard RGB headers — and it can all be synced with an ever-growing portfolio of Aura-capable hardware.
Learn More >
Static
Breathing
Strobing
Rainbow
Color Cycle
Starry Night
Music Effect
Smart
Addressable Gen 2 Headers
Three addressable Gen 2 headers are capable of detecting the number of LEDs on second-gen addressable RGB devices, allowing the software to automatically tailor lighting effects to specific devices. The new headers also offer backward-compatibility with existing Aura RGB gear.
Armoury Crate
Within a single intuitive interface, Armoury Crate offers easily
customized Aura Sync RGB settings for every compatible
device in your arsenal , plus controls for an ever-growing family of
ASUS products, including keyboard and mouse
preferences. Armoury Crate also integrates product registration and a
news feed so that you never miss updates of
interest to the ASUS community.
DIY Friendly
Q-LED Core
The Q-LED Core display produces light patterns by power LED during the Power-On Self-Test (POST) that can help users troubleshoot potential issues.
No CPU Detected
Fast blinking
4 Hz (0.25s)
No VGA Detected
Slow blinking
1/2 Hz (2s)
No Boot Device Detected
Very slow blinking
1/8 Hz (8s)
Installation Completed
Solid light
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THIS CHANGES EVERYTHING.
FROM THIS NEW PLATFORM, YOU CAN SEE THE FUTURE
Build your next rig with an AMD Ryzen™ 7000 Series processor and PRIME B650M-A WIFI II-CSM to experience advanced performance. With up to 16 “Zen 4” cores and 32 threads, boost clocks of up to 5.7GHz, and 80MB cache, the AMD Ryzen™ 7000 Series keeps you ahead of the game.1
You’ll also gain access to new features for gamers with AMD Socket AM5, from the speed of DDR5 memory to the increased bandwidth of PCIe® 5.0. AMD Ryzen™ 7000 Series processors and AMD socket AM5 motherboards are unlocked for overclocking to personalize your experience. Gain even more performance when you overclock your DDR5 memory with AMD EXPO™ technology.2
- Max boost for AMD Ryzen processors is the maximum frequency achievable by a single core on the processor running a bursty single-threaded workload. Max boost will vary based on several factors, including, but not limited to: thermal paste; system cooling; motherboard design and BIOS; the latest AMD chipset driver; and the latest OS updates. GD-150
- Overclocking and/or undervolting AMD processors and memory, including without limitation, altering clock frequencies / multipliers or memory timing / voltage, to operate outside of AMD’s published specifications will void any applicable AMD product warranty, even when enabled via AMD hardware and/or software. This may also void warranties offered by the system manufacturer or retailer. Users assume all risks and liabilities that may arise out of overclocking and/or undervolting AMD processors, including, without limitation, failure of or damage to hardware, reduced system performance and/or data loss, corruption or vulnerability. GD-106
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