ASRock Motherboard B550M-ITX/AC AMD AM4 Ryzen B550 Max 64GB DDR4 Mini-ITX Retail

MPNB550M-ITX/ACUnique FeatureASRock Super Alloy- Premium 60A Power Choke- 50A Dr.MOS- Sapphire Black PCB- High Density Glass Fabric PCBIntel 802.11ac WiFiASRock Full Coverage M.2 HeatsinkASRock Hyper M.2 (PCIe Gen4x4) ASRock Full Spike Protection (for all USB, Audio, LAN Ports) ASRock Live Update and APP ShopCPU- Supports 3rd Gen AMD AM4 RyzenTM / future AMD RyzenTM Processorsnote1- Digi Power design- 8 Power Phase designNote1: Not compatible with AMD RyzenTM 5 3400G and RyzenTM 3 3200G.Chipset- AMD B550Memory- Dual Channel DDR4 Memory Technology- 2 x DDR4 DIMM Slots- AMD Ryzen series CPUs (Matisse) support DDR4 4600+(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory- AMD Ryzen series APUs support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC)