AMD Supported Motherboard: GIGABYTE B550M K DDR4 Processors from AMD's RyzenTM 5000 Series, RyzenTM 5000 G-Series, RyzenTM 4000 G-Series, and RyzenTM 3000 and 3000 G-Series Four DIMMs, Dual Channel ECC/Non-ECC Unbuffered DDR4 NVMe PCIe 4.0/3.0 M.2 Connectors with Dual Ultra-Fast Slots and Ultra Durability ™ PCIe 4.0 Ready For the highest possible audio quality, use premium audio capacitors and an audio noise protector. Bandwidth Management on a GbE LAN Support for Multiple Displays with Rear DisplayPort and HDMI Features of the Smart Fan 5 Several temperature sensors, hybrid fan headers with CPU design that incorporates FAN STOP anti-sulfur resistors AMD RyzenTM 5000 Series, Ryzen™ 5000 G-Series, Ryzen™ 4000 G-Series, and AMD Ryzen™ 3000 and Ryzen™ 3000 G-Series Processors are supported by AMD Socket AM4. Chipset AMD B550 Memory Architecture for Dual Channel Memory Support for Memory Bus Speed for