Customization in Your Ways XPG S40G is our newest addition to our XPG product family. Inherited from our legendary SX8200 Pro series, XPG S40G is powered by the latest 3D NAND technology and PCIe NVMe interface and comes with specially designed customizable RGB lighting heatsink for an enhanced computing experience. With the latest technology, S40G is able to reach sequential read/write up to 3500/3000MB/s*. This exceptional speed will help to boost overall system responsiveness and decrease program and game loading time for professionals and hardcore gamers, making our S40G SSD an ideal choice for enhanced gaming, high-resolution graphic and video editing, 3D modeling, large data analysis, artificial intelligence, and other intensive applications. SPECIFICATION Capacity : 256GB / 512GB / 1TB Form Factor : M.2 2280 Interface : PCIe Gen 3×4 NVMe 1.2 supported Performance : Read up to 3500MB/s , Write up to 1900MB/s* * Performance may vary based on SSD capacity, host hardware and software, operating system, and other system variables. Result are based on internal tests. MTBF : 2,000,000 Hours Warranty : 5 Year Disclaimer: This is an internal PCIe M.2 SSD which utilize M key. To maximize the performance of this SSD, please ensure your system supports M.2 PCIe x4 and NVMe function. Some motherboards may require additional set up in BIOS. For detail, please contact your motherboard support. SSD Capacity: 1GB=1,000,000,000 bytes, there is reserved space for over-provisioning in each SSD.