ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™9000 series processors. The PRIME B840M-A WIFI-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It's designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
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.
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.
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.
Performance AI Solutions
ASUS AI Solutions include AI Advisor as your technical expert with expertise in PC performance.
AI Advisor
ASUS AI Advisor allows users to explore the functionality and advanced features of ASUS motherboards in a simple and straightforward way.
Performance Digital Power Design
PRIME B840M-A WIFI-CSM features an 8+2+1 phase power design with discrete MOSFETs, ensuring efficient and stable power delivery for AMD processors plus steady performance for day-to-day use.
- 8 Vcore power
- 2 SOC power
- 1 Misc power
The multi-layered printed circuit board design quickly dissipates heat around the voltage regulators to improve overall system stability and provide the CPU with more overclocking headroom.
The Power Saving function contains several settings to easily optimize power consumption and maximize energy savings. You can enable a CPU power limit, darken Aura lighting and set the fan profile to a Power Saving mode. You can also toggle the Power Saver plan that is built into Microsoft Windows.
The Digi+ voltage-regulator module (VRM) delivers real-time control over voltage droop, automatically switching frequency and power-efficiency settings.
Enhanced DDR5 performance
Comprehensive memory tuning options are the cornerstone of PRIME motherboards. The PRIME B840M-A WIFI-CSM maximizes the potential of your DDR5 modules, from entry-level to extreme-speed kits.
- Compatible Ryzen 7 processor lets you perform all your computational tasks at a swift pace
- The DDR5 SDRAM efficiently move data across electric components and provide smooth PC performance
- Supported 0 RAID levels provide data reliability and fault tolerance
- Enjoy the freedom of wireless connectivity and get the devices connected faster with IEEE 802.11ax wireless standard support
- HDMI interface connects variety of HD devices including Gaming Controllers, Blu-ray players, laptops, PCs, digital cameras and many others for you to experience the ultimate HD display
- DisplayPort transmits both audio and video signals through a common channel to deliver versatile performance
- Micro ATX form factor for your accessibility convenience and simplicity of usage for Gaming Desktop Motherboard
| Brand | |
|---|---|
| Brand | ASUS Computer International |
| CPU / Processor | |
|---|---|
| Processor Supported | Ryzen 9 |
| Total Processor Supported | 1 |
| Processor Socket | Socket AM5 |
| GPU / Graphics | |
|---|---|
| Onboard Video | CPU Dependent Video |
| Memory / RAM | |
|---|---|
| Memory Technology | DDR5 SDRAM |
| Memory Speed Supported | 7600 MHz |
| Memory Form Factor | UDIMM |
| Number of Memory Slots | 4 |
| Error Checking | ECC |
| Maximum Memory Supported | 192 GB |
| Storage | |
|---|---|
| RAID Supported | Yes |
| RAID Levels | 10 |
| Networking & Connectivity | |
|---|---|
| Wireless LAN | Yes |
| Bluetooth | Yes |
| Bluetooth Standard | Bluetooth 5.3 |
| USB Ports | |
|---|---|
| Total Number of Onboard USB P | 7 |
| Number of Onboard USB 2.0 Por | 4 |
| Total Number of USB Ports | 7 |
| HDMI Ports | |
|---|---|
| HDMI | Yes |
| DisplayPort | |
|---|---|
| DisplayPort | Yes |
| Ethernet Port | |
|---|---|
| Number of Network (RJ-45) Por | 1 |
| Gigabit Ethernet | Yes |
| 2.5Gigabit Ethernet | Yes |
| Audio Ports | |
|---|---|
| S/PDIF | Yes |
| Audio | |
|---|---|
| Audio Channels | 7.1 |
| Size / Dimensions | |
|---|---|
| Form Factor | Micro ATX |
| General Features | |
|---|---|
| Chipset Manufacturer | AMD |
| Chipset Model | B840 |
| AI-powered | Yes |
| Controller Type | Serial ATA/600 |
| Manufacturer | ASUS Computer International |
| Expansion Slots | |
|---|---|
| Number of PCI Express x16 Slo | 4 |
| Total Number of PCI Express S | 4 |
| Total Number of Expansion Slots | 4 |
| PCI Express Standard | PCI Express 3.0 |
| Misc Ports | |
|---|---|
| Number of M.2 Interfaces | 3 |
| Number of SATA Interfaces | 4 |