Lenovo 7N47A00985 Solid state drive, Hot-swap, Capacity 3.84 TB, Interface U.2 PCIe 3.0 x4 (NVMe), SSD Endurance 5466 TB, Internal Data Rate 2000 MBps (read) / 1200 MBps (write), 4KB Random Read 430000 IOPS, Write 40000 IOPS, MTFB 2,000,000 hours. The Lenovo PM963 NVMe Enterprise Value PCIe solid-state drives (SSDs) are general-purpose yet high-performance NVMe PCIe SSDs.