The CS3140 M.2 NVMe Gen4 x4 Solid State Drive is the ideal solution for PC enthusiasts, gamers, and video rendering professionals to upgrade to the latest in NVMe technology. The NVMe Gen4 x4 interface delivers extreme performance of up to 7,500MB/s seq. read and 6,850MB/s seq. write speeds. Offered with an optional extruded aluminum heatsink, It is designed to be an extreme high performance SSD to deliver the performance you demand for your laptop or desktop system. Boot up in seconds, enjoy lightning fast application launches, and incredible system performance. The PNY XLR8 CS3140 is highly durable, less likely to fail, and features a 5 year warranty. The PNY XLR8 CS3140 is engineered with the same level of quality and durability that our customers have enjoyed for over 35 years. We've taken the world's most advanced NAND flash and refined the CS3140 to achieve a higher threshold for endurance and reliability. PNY's extensive testing and rigorous validation process ensures compatibility across various platforms and multiple operating systems.