Samsung 990 Pro 2TB M.2 NVMe PCIe 4.0 SSD [MZ-V9P2T0BW]Blistering speed, endless victory Experience long lasting fast performance of PCIe 4. 0. The in house controller's smart heat control delivers supreme power efficiency while maintaining speed and performance to help keep you on the top of your game. PCIe 4. 0s best theoretical sequential read is 8000 MB s 990 PRO reaches 7,450 MB s as of Q3, 2022. PCIe 4. 0 speed maximised Huge speed boost. Up to 40% and 55% faster random read write speeds than 980