Gigabyte SSD M.2 PCIe M30 512GB Interface PCIe 3.0x4, NVMe 1.3 Form Factor M.2 2280 Total Capacity 512GB NAND 3D TLC NAND Flash External DDR Cache DDR3L 2Gb Sequential Read speed Up to 3500 MB/s Sequential Write speed Up to 2600 MB/s Random Read IOPS up