M 2 pcie 5.0 vs 4.0 July 8, 2019 16 32 64 128 M 2 ssd pcie 5.0 vs 4.0 M 2 pcie 5.0 x2 vs 4.0 x4 M 2 pcie 5.0 x4 vs 4.0 M 2 pcie nvme 5.0 vs 4.0 M 2 pcie 3.0 vs 4.0 vs 5.0
