Samsung 990 PRO 1TB PCIe 4.0 NVMe M.2 2280 SSD – Storage Capacity: 1TB – Sequential Read Speed: Up to 7,450 MB/s – Sequential Write Speed: Up to 6,900 MB/s – Random 4K Read (4KB QD1): Up to 22,000 IOPS – Random 4K Write (4KB QD1): Up to 80,000 IOPS – Interface: PCIe Gen 4.0 x4, NVMe 2.0 – Controller: Samsung in-house – Security: AES 256-bit – TBW: 600 – MTBF: 1.5 Million Hours – No Heatsink – MZ-V9P1T0BW