Socket: AM4, Cpu (Max Support): Ryzen 9, Chipset: AMD B550 Chipset, Memory Channel: Dual, DIMM Slots: 4, Max Memory (Gb): 128, Warranty: 03 Years Limited Warranty. PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.