Chipset: AMD B550 Dimensional format: Micro ATX format (244 mm x 244 mm) Support for processors: 3rd generation AMD Ryzen ™ processors/3rd generation AMD Ryzen ™ processors with Radeon ™ graphics adapter Processor socket: AM4 Memory position: 4x DDR4 DIMM Memory support: 3rd generation AMD Ryzen proces processors: Support for DDR4 4000 (OC)/3600 (OC)/3333 (OC)/3200/2933/2667/2400/2133 MHz memory modules New generation of AMD Ryzen® processors with Radeon graphics adapter: Support for DDR