Chipset / Socket: AMD B550/AM4 CPU: 3rd Generation AMD Ryzen Processor Form Factor: ATX Supported Memory: Supports DDR4 x4 (up to 128 GB) / DDR4-4400 (OC) MHz High performance products produce a lot of heat.Thermal solution is very important for the B550 chipset with the latest Gen4 bandwidth.The MSI motherboard is equipped with aluminum cover, 7W/mK level thermal & chalkboard pad, 2oz thick copper, and M.2 shield Frozr for the best performance. Core Boost technology allows the CPU to deliver fast, distortion-free currentThis ensures optimal condition for multi-core CPU operation. Latest Gen4 PCI-E and M.2 solution for maximum transfer rates up to 64GB/s bandwidthPCIe 4.0 is backwards compatible so you can rest assured that you are using it. مذربورد الماركة إم إس آى الحالة جديد