The SU800 solid state drive lives up to its Ultimate name with 3D NAND Flash that provides higher storage density, efficiency, and reliability than traditional 2D NAND. It features intelligent SLC caching and a DRAM cache buffer to boost read/write up to 560 MB/s and 520 MB/s. Featuring LDPC ECC and technologies such as high TBW (total bytes written) and DEVSLP (Device Sleep), the Ultimate SU800 instantly upgrades notebook and desktop PCs with superior stability, durability, and power efficiency. In addition, users can download ADATA in-house developed SSD Toolbox and Migration Utility software for free to enjoy easy data management and migration.Operating temperature: 0 Degrees Celsius -70 Degrees Celsius and Storage temperature: -40 Degrees Celsius -85 Degrees Celsius.