4 x SATA III 3 x M.2 Ryzen 9000, 8000 & 7000 Series CPUs: M.2_1 (2280) - PCIe 4.0 x4 M.2_2 (2242/2260/2280) - PCIe 4.0 x4 AMD B840 Chipset: M.2_3 (2280) - PCIe 3.0