CPU: AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors, Socket: AM4, Chipset: B550, Memory: 4 x DIMM, Max. 128GB, DDR4, Memory Channel: Dual Channel Memory Architecture, Ethernet: 1 x Realtek 2.5Gb Ethernet, Bluetooth: 5.2, BIOS: 256 Mb Flash ROM, UEFI AMI BIOS, Operating System: Windows 10 64bit, Form Factor: ATX, Warranty: 03 Years Limited Warranty. TUF GAMING B550-PLUS WIFI II 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.