AMD A520 (Ryzen AM4) micro ATX motherboard with M.2, DP, HDMI,D-Sub, SATA 6 Gbps, USB 3.2 Gen 1 ports, and Aura Sync RGB lighting supportPrimeASUS Prime series is expertly engineered to unleash the full potential of AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime A520 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.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.Learn more about ASUS Corporate Stable Model >* Lifecycle support for consumer chipsets (eg. Q370, H370, B360,H270,B250) is set at 15 months. Program offerings may vary by region. Please consult your local sales representative for more information.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 remotelyAutomate 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 flexibilitySecurely manage all of endpointsSecurely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devicesTune It Your WayComprehensive controls form the foundation of the ASUS Prime series. The Prime A520 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.UEFI BIOSThe 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 TweakersAn 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 FunctionQuickly and easily find the option or setting you need.ASUS User ProfilePort configuration settings between different BIOS versions or share them with friends.Quick and Simple SetupEZ 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 ControlFine-tune individual fan settings simply by dragging a curve with the mouse.EZ XMPImprove DRAM performance with one click.Aura On/Off Mode (Stealth)Easily enable or disable Aura RGB lighting or every onboard LED, for a subdued aesthetic touch.Cool to the CorePRIME A520M-A II is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.VRM Heatsink and Thermal PadA VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs for better cooling performance.Cooler by DesignPrime A520M-A II is engineered with an array of hybrid fan headers and features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, ensuring your rig stays cool and stable under intense workloads.Multiple Temperature SourcesEach header can monitor and react to dedicated thermal sensors.Smart ProtectionA dedicated integrated circuit protects the fan headers, including short circuit and over temperature protections.4-Pin PWM/DC FanEach onboard CHA FAN header supports PWM and DC mode.Build on a Solid FoundationPrime A520 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.PCIe 3.0 M.2(up to 32 Gbps)Achieve speed with onboard M.2M.2 slot supports up to 2280 and data-transfer speeds of up to 32 Gbps via x4 PCI Express 3.0 bandwidth. It‘s the perfect choice for an operating system or application drive, providing fast access to data.USB 3.2 Gen 1Type-ANumerous USB ports support high-end rigs loaded with peripherals, including four rear-panel USB Type-A connectors with fast USB 3.2 Gen 1 connectivity for compatible cases.Little Things Make a Big DifferencePrime A520 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive interface that let you customize your system to create a uniquely personal look.Outstanding AudioCombined onboard features deliver elevated audioIntelligent design and premium hardware create audio quality unlike anything you've ever experienced.Audio ShieldingSeparates analog/digital signal domains, significantly reducing multi-lateral interference.Separate Layer for Left and Right TracksEnsures minimal crosstalk between audio paths.Premium Japanese CapacitorsPremium parts provide an immersive sound signature, with exceptional fidelity.Aura SyncOutshine the CompetitionA well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for RGB LED strips connected to the onboard RGB headers. And it can all be synced with an ever-growing portfolio of Aura-capable hardware.Addressable Gen 2 RGB HeaderThe addressable Gen 2 RGB header is now 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 header also offers backward-compatibility with existing Aura RGB gear.Armoury CrateArmoury Crate is a new software utility designed to give you centralized control of supported products. From a single intuitive interface, Armoury Crate allows you to easily customize RGB lighting and effects for every compatible device in your arsenal. The software also provides control of settings for ASUS products, including keyboard and mouse preferences. Armoury Crate even features dedicated product registration and highlight to help you stay in touch with the ASUS community.SafeSlot CoreFortified PCIe slot prevents damageSafeSlot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, SafeSlot Core provides 1.6x stronger retention and 1.3x greater shearing resistance than standard expansion slots.ASUS Prime motherboards have strengthened solder points around both the PCIe and DIMM pins.Overvoltage ProtectionWorld-class circuit-protecting power designAn exclusive circuit design with built-in voltage regulators to protect your motherboard from damage caused by unexpected high-level voltages from unstable or inferior power supplies.DRAM Overcurrent ProtectionShort-circuit damage preventionOnboard resettable fuses prevent overcurrent and short-circuit damage. This extends beyond I/O ports to DRAM to safeguard the lifespan of your system and connected devices.Stainless-Steel Back I/O3X corrosion-resistance for greater durabilityCorrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels.LANGuardPumped-up throughput 2.5X higher surge toleranceASUS LANGuard is a hardware-level network protection feature that integrates advanced signal-coupling technology and premium anti-EMI surface-mounted capacitors to improve throughput and ensure a more reliable connection.