ATX Form Factor, AMD B450 Chipset, Socket AM4, 4 x Dual-Channel DDR4-3466 (OC), 6 x SATA III, 1 x M.2, 1 x PCIe 3.0 x16 Slot, 1 x PCIe 2.0 x16, 4 x PCIe 2.0 x1 Slots, Realtek ALC892 7.1-Channel HD Audio, Realtek 8111H Gigabit LAN The B450 Gaming Plus AM4 ATX Motherboard from MSI is built on the AMD B450 chipset supporting AMD Ryzen series and A-Series/Athlon processors with an AM4 socket. It has four RAM slots that can hold up to 64GB of dual-channel DDR4 memory at speeds of up to 3466 MHz when overclocked. For storage there are six SATA III ports and a single M.2 slot that can operate at up to 32 Gb/s when used with a compatible NVMe drive. While this motherboard is equipped with DVI-D and HDMI ports for onboard graphics it also has a PCIe 3.0 x16 slot for a dedicated GPU as well as a PCIe 2.0 x16 and four PCIe 2.0 x1 slots for additional PCIe-based hardware. Other notable features include Realtek ALC892 7.1-channel HD audio and Realtek 8111H Gigabit LAN.