ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B840M-A-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 ModelASUS 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 ExpressASUS 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 managementDesigned to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely.Automate IT maintenanceAllows 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 endpointsSecurely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices.PerformanceAI SolutionsASUS AI Solutions include AI Advisor as your technical expert with expertise in PC performance.AI AdvisorASUS AI Advisor allows users to explore the functionality and advanced features of ASUS motherboards in a simple and straightforward way.7PerformanceDigital Power DesignPRIME B840M-A-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.5The 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 Memory & Storage PerformanceEnhanced DDR5 performanceComprehensive memory tuning options are the cornerstone of PRIME motherboards. The PRIME B840M-A-CSM maximizes the potential of your DDR5 modules, from entry-level to extreme-speed kits.2For entry-level modules without EXPO™ support, ASUS Enhanced Memory Profile (AEMP) automatically detects memory chips and provides optimized profiles for enhanced performance.For those looking to surpass stock DDR5 speeds, the PRIME B840M-A-CSM offers extensive AMD Extended Profiles for Overclocking (EXPO™) support and a wide array of UEFI settings for further performance tweaks.3Three M.2 slots (up to 64 Gbps)PRIME B840M-A-CSM offers a total of three M.2 slots, including two that support data-transfer speeds of up to 64 Gbps via PCIe 4.0, and one that supports PCIe 3.0. This enables quicker boot-up and app load times with OS or application drives.4CoolingCooler by designThe PRIME B840M-A-CSM motherboard is engineered with multiple onboard heatsinks and an array of hybrid fan headers to help ensure your rig stays cool and stable under intense workloads.Smart Cooling precisionASUS Fan Xpert 2+ASUS Fan Xpert 2+ software provides comprehensive control over fans. An Auto-Tuning mode intelligently configures all parameters with a single click. There’s also an Extreme Quiet mode that reduces chassis fan speeds to below the default minimum to keep your system whisper-quiet when performing light tasks. Fans can also be controlled via the UEFI BIOS.5Cooler compatibilityASUS AIO coolers offer robust performance, high overclocking potential, bold aesthetics and customizable functionality for new motherboards, empowering you to build your dream gaming rig.5FlexibilityEmpowering connectionsThis motherboard offers a versatile range of connectivity, including support for PCIe 4.0 slot and an arsenal of USB ports which includes Type-C® connections.Realtek 2.5 Gb EthernetRealtek 2.5 Gb Ethernet reduces CPU overhead and offers exceptionally high TCP and UDP throughput for faster, smoother data transfers.Front USB 5Gbps Type-C®This motherboard features a USB 5Gbps Type-C® front panel connector for speedy data transfers of up to 5Gbps.5CustomizationPersonalizationThe PRIME B840M-A-CSM enhances the user experience across the board, from simplifying BIOS setting adjustments to offering customizable RGB lighting controls for a uniquely personal system aesthetic.UEFI BIOSThe UEFI interface delivers easy-to-use configuration options for PC beginners, and advanced features for veterans.ASUS DriverHubSimplify driver management with automatic detection, one-click installation and update for smooth, efficient system performance.Armoury CrateCustomize Aura Sync RGB and control ASUS devices. Includes product registration and updates.Aura SyncComplete RGB lighting control for enthusiast systems, ensuring seamless synchronization with compatible hardware.Addressable Gen 2 RGB headersThree addressable Gen 2 headers detect LED counts on compatible RGB devices, automatically adjusting lighting effects accordingly.CustomizationDIY friendlyThe PRIME B840M-A-CSM motherboard features EZ PC DIY innovations that simplify and speed up the PC building process, making DIY easy and convenient.Pre-mounted I/O shieldOur pre-installed I/O shield safeguards ports, simplifies the build process, increases functionality and enhances aesthetics for PC DIY enthusiasts.BIOS FlashBack™BIOS FlashBack™ simplifies BIOS updates. Just load the BIOS file onto a FAT32 USB stick, insert it into the BIOS FlashBack™ port, and press a button — no CPU or memory needed.SafeSlot Core+SafeSlot Core+ is a one-piece stainless-steel brace that shields the slot to protect it from damage. The metal cover is tightly secured to the slot with hooks, and the entire assembly is firmly anchored to the PCB with strengthened solder points to provide a secure foundation for heavyweight graphics cards.Q-LED CoreThe Q-LED Core display produces color-coded lights during the Power-On Self-Test (POST) that can help you troubleshoot potential issues.Build for the most advanced pc for gaming and creatingWhen only the fastest will do, ASUS motherboards deliver. With faster dual-channel DDR5 memory support, AMD EXPO™ technology and PCIe® 4.0 support for both graphics and NVMe, you can play the most demanding games and deliver your biggest projects with the revolutionary performance of an ASUS motherboard and AMD Ryzen™ 9000, 8000, and 7000 Series processors.

DURABLE. STABLE. RELIABLE.TUF Gaming B550M-Plus distills essential elements of the latest AMD platform and combines them with game-ready features and proven durability. Engineered with military-grade components, an upgraded power solution and a comprehensive set of cooling options, this motherboard delivers rock-solid performance with unwavering gaming stability.When you build with a TUF Gaming motherboard, you also benefit from the TUF Gaming Alliance — an ASUS collaboration with trusted industry partners that ensures easier building, best compatibility, and complementary aesthetics from components to case.ROCK-SOLID PERFORMANCEWith upgraded power delivery and comprehensive cooling options to fuel the latest AMD Ryzen CPUs, plus support for faster memory and storage, TUF Gaming B550M-Plus is the perfect foundation for your next high-core-count battle rig.DrMOSThe onboard VRM of TUF Gaming B550M-Plus utilizes 8+2 DrMOS power stages that combine high-side and low-side MOSFETs and driver into a single package, delivering the power and efficiency that 3rd Gen AMD Ryzen™ Processors demand.EASY PC DIYTUF Gaming motherboards are designed to be easy to set up and configure just the way you want — even for first-time builders. The TUF Gaming Alliance ecosystem makes selecting compatible parts easy, while Armoury Crate software offers full control of system settings via a single dashboard. TUF Gaming motherboards give you everything you need to build your dream gaming rig without adding complexity.IMMERSIVE GAMINGTUF Gaming B550M-Plus provides a complete, high-performance gaming package with a long list of features to improve your experience, including ultrafast networking for smoother online gameplay, pristine audio with positional cues for FPS gaming, and onboard RGB lighting that syncs with attached accessories to help you create a personalized gaming atmosphere.EXCLUSIVE 2.5 GIGABIT ETHERNET2.5G on-board Ethernet kicks your LAN connection up a notch with an up to 2.5X bandwidth improvement. Using your existing LAN cable, you can take advantage this networking upgrade to experience smoother, lag-free gaming, immediately stream high-resolution videos and enjoy faster file transfers.Turbo LANNETWORK-OPTIMIZATION SOFTWARE FOR CUSTOMIZABLE PACKET PRIORITIZATIONTurbo LAN is a network-optimization software for customizable packet prioritization. With cFosSpeed traffic-shaping technology, it allows you to configure application priority via an intuitive interface, and reduces network lag.

ROG Strix GeForce RTX™ 5070 TiFIND YOUR EDGEThe premium performance ROG Strix GeForce RTX 5070 Ti, featuring advanced cooling system with axial-tech fan, vapor chamber, phase-change GPU thermal pad and MaxContact design, lowering GPU temperature to reach higher performance. Aura sync provides endless possibilities for personalization with color or functional effects.Cooling ExpertiseAxial-tech UpgradesBigger and better. Axial-tech fans spin on dual-ball bearings and have been scaled up to propel more air through the card, setting the stage for lower temperatures, less noise, and higher performance.Reverse Rotation and 0dB TechnologyThe two side fans spin counterclockwise to reduce turbulence and improve airflow through the heatsink. All three fans stop when GPU temperatures are below 50°C, ensuring quiet operation during light tasks or less-demanding games. They resume operation above 55°C, following a speed curve that optimizes performance and noise levels.Vapor ChamberA vapor chamber and heatsink soaks up heat from the graphics card, helping to ensure premium performance in a variety of scenarios.Vented BackplateLarge backplate vents significantly enhance heat dissipation, helping to keep the GPU cooler during intense tasks. This additional airflow helps ensure optimal temperatures, boosting performance, longevity and stability by defending against overheating and thermal throttling.A shorter PCB with optimized component and trace layouts reduces power loss and allows heat to escape through a large backplate vent.MaxContact DesignMaxContact is an ASUS-exclusive manufacturing technique that effectively increases the surface area of the GPU heat spreader by 5% for improved thermal efficiency.Phase-Change GPU Thermal PadBy melting to effectively fill the gaps between the GPU and the thermal module, a premium phase-change GPU thermal pad provides superior thermal conductivity and enhanced heat dissipation, ensuring optimal performance and longevity for graphics cards under heavy loads.

This Horizontal Cable Organizer Promotes proper airflow while allowing cables to be passed from the front to the rear of the rack. Features plastic fingers at 1U increments for organized cable entry and exit.