Gigabyte A520M S2H AMD AM4 Micro ATX Motherboard GIGABYTE UD series motherboards use a 4+3 phases pure digital PWM + Low RDS(on) MOSFETs design to support the 3rd Gen AMD Ryzen CPUs by offering incredible precision in delivering power to the motherboard's most power-hungry and energy-sensitive components as well as delivering enhanced system performance and ultimate hardware scalability. GIGABYTE Motherboards are focused on delivering M.2 technology to enthusiasts who want to maximize their system's potential. Realtek 8118 LAN is a high-performance and friendly network chip for gaming players with automatic bandwidth allocation to ensure the highest network priority of the game or application. It can provide users with the most comprehensive features and the fastest and smoothest Internet experience. Realtek 8118 LAN is a high-performance and friendly network chip for gaming players with automatic bandwidth allocation to ensure the highest network priority of the game or application. It can provide users with the most comprehensive features and the fastest and smoothest Internet experience. GIGABYTE motherboards use high-end audio capacitors. These high-quality capacitors help deliver high-resolution and high-fidelity audio to provide the most realistic sound effects for gamers. GIGABYTE motherboards feature an audio noise guard that essentially separates the board's sensitive analog audio components from potential noise pollution at the PCB level. With Smart Fan, 5 users can ensure that their gaming PC can maintain its performance while staying cool. Smart Fan 5 allows users to interchange their fan headers to reflect different thermal sensors at different locations on the motherboard. Not only that, with Smart Fan, but 5 more hybrid fan headers that support both PWM and Voltage mode fans have also been introduced to make the motherboard more liquid cooling friendly. Achieve fan silence. With Fan Stop, map any fan to stop completely when temperatures drop below a specified threshold. Which fan stops, based on readings from which sensor, and at what temperature, all of it can be customized to your liking. With GIGABYTE Q-Flash Plus, you don't need to install the CPU, memory, and graphics card or enter the BIOS menu to flash the BIOS. Just download and save a new BIOS file (rename to gigabyte.bin) on the USB flash drive, then press the dedicated Q-Flash Plus button, and you are good to go! The BIOS is essential for users during the initial setup to allow for the most optimal settings. With a new GUI and easier-to-use functionalities, GIGABYTE has been able to reinvent the BIOS to give users a better experience while setting up their new system.