PRIME ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions & intelligent tuning options, Prime A520 series motherboards provide daily users & DIY PC builders a range of performance tuning options via intuitive software & firmware features Cooler by Design PRIME A520M-K is engineered with an array of hybrid fan headers & features comprehensive cooling controls that are configurable via Fan Xpert software or via the UEFI BIOS, ensuring your rig stays cool & stable under intense workloads. Each header can dynamically reference three thermal sensors. Fan Xpert means that you can map the temperature of supported ASUS graphics cards to optimize cooling for GPU- & CPU-intensive tasks The onboard chassis fan header supports auto-detection of PWM or DC fan. A dedicated integrated circuit protects the fan header from overheating & overcurrent. M.2 (up to 32 Gbps), Achieve speed with onboard M.2 M.2 Slot supports data-transfer speed up to 32 Gbps via x 4 PCI Express 3.0 bandwidth. It‘s the perfect choice for an operating system or application drive, providing fast access to data. USB (Universal Serial Bus) 3.2 Gen 1 Type-A Numerous USB (Universal Serial Bus) ports support high-end rigs loaded with peripherals, including four rear-panel USB (Universal Serial Bus) Type-A connectors with fast USB (Universal Serial Bus) 3.2 Gen 1 connectivity for compatible cases. Safe Slot Core Fortified PCIe slot prevents damage Safe Slot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design thats anchored to the motherboard by a special hook, Safe Slot Core provides 1.6x stronger retention & 1.3x greater shearing resistance than standard expansion slots.