Gigabyte AORUS Gen4 7300 SSD 1TB M.2 PCIe (AG4731TB G10) Interface - PCI Express 4.0x4, NVMe 1.4 Form Factor - M.2 2280 Total Capacity - 1000GB NAND - 3D TLC NAND Flash External DDR Cache - DDR4 1GB Sequential Read speed - Up to 7300 MB/s Sequential Write speed - Up to 6000 MB/s Dimension - 80 x 22 x 2.3 mm Mean time between failure (MTBF) - 1.6 million hours