Powered by 2nd generation AMD Ryzen AM4 processors, the Asus Prime B450M A/CSM delivers performance and reliability in MicroATX form with Asus corporate Stable Model complimentary advance replacement and guaranteed long product lifecycle. Access next generation connectivity and speeds with NVMe M.2, USB 3.1, DDR4 support and Gigabit LAN.LED-illuminated design - Brighten up your build with the gorgeous illuminated audio trace path.