SSD series NV3 , 4000 GB , M.2 , PCI Express 4.0 , NVMe Yes , Component for PC/Laptop , M.2 SSD size 2280 (22 x 80 mm) , Write speed 5000 MB/s , Read speed 6000 MB/s , Mean time between failures (MTBF) 2000000 h , 1280xTBW rating , Weight 6.9 g , Operating temperature (T-T) 0 - 70 °C