1 x 3.5" SATA HDD 2 x 2.5" SATA SSD/HDD 1 x Hyper M.2 (2280) - SATA & PCIe Gen4x4 1 x Hyper M.2 (2280) - PCIe Gen4x4 Supports RAID 0, 1, 5 and 10 for SATA storage devices