CS2140 M.2 NVMe SSD Series, M.2 2280, 2TB, PCIe 4.0 x4 500GB : Read: 3,600 MB/s, Write: 2,300 MB/s, Endurance: 200 TBW, M280CS2140-500-CL 1TB : Read: 3,600 MB/s, Write: 3,200 MB/s, Endurance: 400 TBW, M280CS2140-1TB-CL 2TB : Read: 3,600 MB/s, Write: 3,200 MB/s, Endurance: 800 TBW, M280CS2140-2TB-CL