Samsung PM991 4th Gen 256GB High Performance M.2 NVMe 2280,SSD Solid State Drive
With PCIe Gen4x4 compatibility, the PC PM991 is designed to provide higher performance with lower power draw. Model: PM991. is a mid range PCIe M.2 2280 SSD. It is specified at 2300 MB/s read and 1000 MB/s write and 2.8 W reading, 3 W writing.