Samsung 9100 PRO 4TB M.2 NVMe Gen5 Internal SSD PCIe 5.0 - Read up to 14800MB/s - Write up to 13400MB/s - 5 Years Warranty. . Performance ready for a new era. . . Breakthrough PCIe® 5.0 performance. Push PCIe® 5.0 performance to the max. 9100 PRO achieves lightning-fast sequential read/write speeds up to 14,800/13,400 MB/s, with sequential read speeds up to two times faster than 990 PRO. Leave Gen4 limits behind with random read/write speeds up to 2,200K/2,600K IOPS, only possible by Gen5.. *Sequential and random performance was measured with Intelligent Turbo Write technology activated, which only operates within a specific data transfer size.Performance may vary depending on SSD's firmware, system hardware & configuration and other factors.